4 # Wrapper for AC_CONFIG_SUBDIR
6 AC_DEFUN([LC_CONFIG_SRCDIR], [
7 AC_CONFIG_SRCDIR([lustre/obdclass/obdo.c])
14 # lustre specific paths
16 AC_DEFUN([LC_PATH_DEFAULTS], [
17 # ptlrpc kernel build requires this
25 demodir='$(docdir)/demo'
28 pkgexampledir='${pkgdatadir}/examples'
29 AC_SUBST(pkgexampledir)
35 # is the target os supported?
37 AC_DEFUN([LC_TARGET_SUPPORTED], [
46 ]) # LC_TARGET_SUPPORTED
49 # LC_GLIBC_SUPPORT_FHANDLES
51 AC_DEFUN([LC_GLIBC_SUPPORT_FHANDLES], [
52 AC_CHECK_FUNCS([name_to_handle_at],
53 [AC_DEFINE(HAVE_FHANDLE_GLIBC_SUPPORT, 1,
54 [file handle and related syscalls are supported])],
55 [AC_MSG_WARN([file handle and related syscalls are not supported])])
56 ]) # LC_GLIBC_SUPPORT_FHANDLES
59 # LC_GLIBC_SUPPORT_COPY_FILE_RANGE
61 AC_DEFUN([LC_GLIBC_SUPPORT_COPY_FILE_RANGE], [
62 AC_CHECK_FUNCS([copy_file_range],
63 [AC_DEFINE(HAVE_COPY_FILE_RANGE, 1,
64 [copy_file_range() is supported])],
65 [AC_MSG_WARN([copy_file_range() is not supported])])
66 ]) # LC_GLIBC_SUPPORT_COPY_FILE_RANGE
71 AC_DEFUN([LC_FID2PATH_ANON_UNION], [
73 CFLAGS="$CFLAGS -Werror"
74 AC_MSG_CHECKING([if 'struct getinfo_fid2path' has anonymous union])
75 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
76 #include <linux/lustre/lustre_idl.h>
79 struct getinfo_fid2path gf;
80 struct lu_fid root_fid;
82 *gf.gf_root_fid = root_fid;
86 AC_DEFINE(HAVE_FID2PATH_ANON_UNIONS, 1, [union is unnamed])
92 ]) # LC_FID2PATH_ANON_UNION
97 # Ensure the stack size is at least 8k in Lustre server (all kernels)
99 AC_DEFUN([LC_SRC_STACK_SIZE], [
100 LB2_LINUX_TEST_SRC([stack_size_8k], [
101 #include <linux/thread_info.h>
103 #if THREAD_SIZE < 8192
104 #error "stack size < 8192"
108 AC_DEFUN([LC_STACK_SIZE], [
109 AC_MSG_CHECKING([if stack size is at least 8k])
110 LB2_LINUX_TEST_RESULT([stack_size_8k], [],[
112 [Lustre requires that Linux is configured with at least a 8KB stack.])
119 # Allow the user to set the MDS thread upper limit
121 AC_DEFUN([LC_MDS_MAX_THREADS], [
122 AC_MSG_CHECKING([for maximum number of MDS threads])
123 AC_ARG_WITH([mds_max_threads],
124 AS_HELP_STRING([--with-mds-max-threads=count],
125 [maximum threads available on the MDS: (default=512)]),
126 [AC_DEFINE_UNQUOTED(MDS_MAX_THREADS, $with_mds_max_threads,
127 [maximum number of MDS threads])])
128 AC_MSG_RESULT([$with_mds_max_threads])
129 ]) # LC_MDS_MAX_THREADS
134 # the pinger is temporary, until we have the recovery node in place
136 AC_DEFUN([LC_CONFIG_PINGER], [
137 AC_MSG_CHECKING([whether to enable Lustre pinger support])
138 AC_ARG_ENABLE([pinger],
139 AS_HELP_STRING([--disable-pinger],
140 [disable recovery pinger support]),
141 [], [enable_pinger="yes"])
142 AC_MSG_RESULT([$enable_pinger])
143 AS_IF([test "x$enable_pinger" != xno],
144 [AC_DEFINE(CONFIG_LUSTRE_FS_PINGER, 1,[Use the Pinger])])
145 ]) # LC_CONFIG_PINGER
150 # do checksum of bulk data between client and OST
152 AC_DEFUN([LC_CONFIG_CHECKSUM], [
153 AC_MSG_CHECKING([whether to enable data checksum support])
154 AC_ARG_ENABLE([checksum],
155 AS_HELP_STRING([--disable-checksum],
156 [disable data checksum support]),
157 [], [enable_checksum="yes"])
158 AC_MSG_RESULT([$enable_checksum])
159 AS_IF([test "x$enable_checksum" != xno],
160 [AC_DEFINE(ENABLE_CHECKSUM, 1, [do data checksums])])
161 ]) # LC_CONFIG_CHECKSUM
166 # enable distributed flock by default
168 AC_DEFUN([LC_CONFIG_FLOCK], [
169 AC_MSG_CHECKING([whether to enable flock by default])
170 AC_ARG_ENABLE([flock],
171 AS_HELP_STRING([--disable-flock],
172 [disable flock by default]),
173 [], [enable_flock="yes"])
174 AC_MSG_RESULT([$enable_flock])
175 AS_IF([test "x$enable_flock" != xno],
176 [AC_DEFINE(ENABLE_FLOCK, 1, [enable flock by default])])
180 # LC_CONFIG_HEALTH_CHECK_WRITE
182 # Turn off the actual write to the disk
184 AC_DEFUN([LC_CONFIG_HEALTH_CHECK_WRITE], [
185 AC_MSG_CHECKING([whether to enable a write with the health check])
186 AC_ARG_ENABLE([health_write],
187 AS_HELP_STRING([--enable-health_write],
188 [enable disk writes when doing health check]),
189 [], [enable_health_write="no"])
190 AC_MSG_RESULT([$enable_health_write])
191 AS_IF([test "x$enable_health_write" != xno],
192 [AC_DEFINE(USE_HEALTH_CHECK_WRITE, 1, [Write when Checking Health])])
193 ]) # LC_CONFIG_HEALTH_CHECK_WRITE
196 # LC_CONFIG_LRU_RESIZE
198 AC_DEFUN([LC_CONFIG_LRU_RESIZE], [
199 AC_MSG_CHECKING([whether to enable lru self-adjusting])
200 AC_ARG_ENABLE([lru_resize],
201 AS_HELP_STRING([--enable-lru-resize],
202 [enable lru resize support]),
203 [], [enable_lru_resize="yes"])
204 AC_MSG_RESULT([$enable_lru_resize])
205 AS_IF([test "x$enable_lru_resize" != xno],
206 [AC_DEFINE(HAVE_LRU_RESIZE_SUPPORT, 1, [Enable lru resize support])])
207 ]) # LC_CONFIG_LRU_RESIZE
212 # Quota support. The kernel must support CONFIG_QUOTA.
214 AC_DEFUN([LC_SRC_CONFIG_QUOTA], [
215 LB2_SRC_CHECK_CONFIG_IM([QUOTA])
217 AC_DEFUN([LC_CONFIG_QUOTA], [
218 LB2_TEST_CHECK_CONFIG_IM([QUOTA],[],[AC_MSG_ERROR(
219 [Lustre quota requires that CONFIG_QUOTA is enabled in your kernel.])])
225 # fhandle kernel support for open_by_handle_at() and name_to_handle_at()
226 # system calls. The kernel must support CONFIG_FHANDLE.
228 AC_DEFUN([LC_SRC_CONFIG_FHANDLE], [
229 LB2_SRC_CHECK_CONFIG_IM([FHANDLE])
231 AC_DEFUN([LC_CONFIG_FHANDLE], [
232 LB2_TEST_CHECK_CONFIG_IM([FHANDLE],[],[AC_MSG_ERROR(
233 [Lustre fid handling requires that CONFIG_FHANDLE is enabled in your kernel.])])
234 ]) # LC_CONFIG_FHANDLE
237 # LC_POSIX_ACL_CONFIG
241 AC_DEFUN([LC_SRC_POSIX_ACL_CONFIG], [
242 LB2_SRC_CHECK_CONFIG_IM([FS_POSIX_ACL])
244 AC_DEFUN([LC_POSIX_ACL_CONFIG], [
245 LB2_TEST_CHECK_CONFIG_IM([FS_POSIX_ACL],
246 [AC_DEFINE(CONFIG_LUSTRE_FS_POSIX_ACL, 1, [Enable POSIX acl])],
248 ]) # LC_POSIX_ACL_CONFIG
250 # CRYPTO_MD5 check and warn only if GSS is not disabled.
253 # LC_CONFIG_GSS_KEYRING
255 # default 'auto', tests for dependencies, if found, enables;
256 # only called if gss is enabled
258 AC_DEFUN([LC_CONFIG_GSS_KEYRING], [
259 AC_MSG_CHECKING([whether to enable gss keyring backend])
260 AC_ARG_ENABLE([gss_keyring],
261 [AS_HELP_STRING([--disable-gss-keyring],
262 [disable gss keyring backend])],
263 [], [AS_IF([test "x$enable_gss" != xno], [
264 enable_gss_keyring="yes"], [
265 enable_gss_keyring="auto"])])
266 AC_MSG_RESULT([$enable_gss_keyring])
267 AS_IF([test "x$enable_gss_keyring" != xno], [
268 LB_CHECK_CONFIG_IM([KEYS], [], [
269 gss_keyring_conf_test="fail"
270 AC_MSG_WARN([GSS keyring backend requires that CONFIG_KEYS be enabled in your kernel.])])
272 AC_CHECK_LIB([keyutils], [keyctl_search], [], [
273 gss_keyring_conf_test="fail"
274 AC_MSG_WARN([GSS keyring backend requires libkeyutils])])
276 AS_IF([test "x$gss_keyring_conf_test" != xfail], [
277 AC_DEFINE([HAVE_GSS_KEYRING], [1],
278 [Define this if you enable gss keyring backend])
279 enable_gss_keyring="yes"
281 AS_IF([test "x$enable_gss_keyring" = xyes], [
282 AC_MSG_ERROR([Cannot enable gss_keyring. See above for details.])
289 ]) # LC_CONFIG_GSS_KEYRING
292 # LC_KEY_TYPE_INSTANTIATE_2ARGS
294 # rhel7 key_type->instantiate takes 2 args (struct key, struct key_preparsed_payload)
296 AC_DEFUN([LC_SRC_KEY_TYPE_INSTANTIATE_2ARGS], [
297 LB2_LINUX_TEST_SRC([key_type_instantiate_2args], [
298 #include <linux/key-type.h>
300 ((struct key_type *)0)->instantiate(0, NULL);
303 AC_DEFUN([LC_KEY_TYPE_INSTANTIATE_2ARGS], [
304 AC_MSG_CHECKING([if 'key_type->instantiate' has two args])
305 LB2_LINUX_TEST_RESULT([key_type_instantiate_2args], [
306 AC_DEFINE(HAVE_KEY_TYPE_INSTANTIATE_2ARGS, 1,
307 [key_type->instantiate has two args])
309 ]) # LC_KEY_TYPE_INSTANTIATE_2ARGS
314 AC_DEFUN([LC_CONFIG_SUNRPC], [
315 LB_CHECK_CONFIG_IM([SUNRPC], [], [
316 AS_IF([test "x$sunrpc_required" = xyes], [
319 kernel SUNRPC support is required by using GSS.
322 ]) # LC_CONFIG_SUNRPC
325 # LC_CONFIG_GSS (default 'auto' (tests for dependencies, if found, enables))
327 # Build gss and related tools of Lustre. Currently both kernel and user space
328 # parts are depend on linux platform.
330 AC_DEFUN([LC_CONFIG_GSS], [
331 AC_MSG_CHECKING([whether to enable gss support])
333 [AS_HELP_STRING([--enable-gss], [enable gss support])],
334 [], [enable_gss="auto"])
335 AC_MSG_RESULT([$enable_gss])
337 AC_ARG_VAR([TEST_JOBS],
338 [simultaneous jobs during configure (defaults to $(nproc))])
339 if test "x$ac_cv_env_TEST_JOBS_set" != "xset"; then
340 TEST_JOBS=${TEST_JOBS:-$(nproc)}
344 AC_ARG_VAR([TEST_DIR],
345 [location of temporary parallel configure tests (defaults to $PWD/lb2)])
346 TEST_DIR=${TEST_DIR:-${ac_pwd}/_lpb}
349 AS_IF([test "x$enable_gss" != xno], [
350 LC_CONFIG_GSS_KEYRING
352 sunrpc_required=$enable_gss
356 require_krb5=$enable_gss
360 AS_IF([test -n "$KRBDIR"], [
361 gss_conf_test="success"
363 gss_conf_test="failure"
366 AS_IF([test "x$gss_conf_test" = xsuccess && test "x$enable_gss" != xno], [
367 AC_DEFINE([HAVE_GSS], [1], [Define this is if you enable gss])
370 enable_gss_keyring="no"
374 AS_IF([test "x$enable_ssk" != xno], [
375 enable_ssk=$enable_gss
378 enable_gss_keyring="no"
384 # OpenSSL 1.0+ return int for HMAC functions but older SLES11 versions do not
385 AC_DEFUN([LC_OPENSSL_HMAC], [
386 has_hmac_functions="no"
387 saved_flags="$CFLAGS"
388 CFLAGS="$CFLAGS -Werror"
389 AC_MSG_CHECKING([whether OpenSSL has HMAC_Init_ex])
390 AS_IF([test "x$enable_ssk" != xno], [
391 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
392 #include <openssl/hmac.h>
393 #include <openssl/evp.h>
397 rc = HMAC_Init_ex(NULL, "test", 4, EVP_md_null(), NULL);
400 has_hmac_functions="yes"
403 AC_MSG_RESULT([$has_hmac_functions])
404 CFLAGS="$saved_flags"
407 # LC_OPENSSL_EVP_PKEY
409 # OpenSSL 3.0 introduces EVP_PKEY_get_params
410 AC_DEFUN([LC_OPENSSL_EVP_PKEY], [
412 saved_flags="$CFLAGS"
413 CFLAGS="$CFLAGS -Werror"
414 AC_MSG_CHECKING([whether OpenSSL has EVP_PKEY_get_params])
415 AS_IF([test "x$enable_ssk" != xno], [
416 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
417 #include <openssl/evp.h>
422 int rc = EVP_PKEY_get_params(NULL, params);
425 AC_DEFINE(HAVE_OPENSSL_EVP_PKEY, 1, [OpenSSL EVP_PKEY_get_params])
429 CFLAGS="$saved_flags"
430 AC_MSG_RESULT([$has_evp_pkey])
431 ]) # LC_OPENSSL_EVP_PKEY
436 # Check whether to enable Lustre client crypto
438 AC_DEFUN([LC_OPENSSL_SSK], [
439 AC_MSG_CHECKING([whether OpenSSL has functions needed for SSK])
440 AS_IF([test "x$enable_ssk" != xno], [
446 AS_IF([test "x$has_hmac_functions" = xyes -o "x$has_evp_pkey" = xyes], [
447 AC_DEFINE(HAVE_OPENSSL_SSK, 1, [OpenSSL HMAC functions needed for SSK])
451 AC_MSG_RESULT([$enable_ssk])
454 # LC_OPENSSL_GETSEPOL
456 # OpenSSL is needed for l_getsepol
457 AC_DEFUN([LC_OPENSSL_GETSEPOL], [
458 saved_flags="$CFLAGS"
459 CFLAGS="$CFLAGS -Werror"
460 AC_MSG_CHECKING([whether openssl-devel is present])
461 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
462 #include <openssl/evp.h>
465 EVP_MD_CTX *mdctx = EVP_MD_CTX_create();
468 AC_DEFINE(HAVE_OPENSSL_GETSEPOL, 1, [openssl-devel is present])
469 enable_getsepol="yes"
475 No openssl-devel headers found, unable to build l_getsepol and SELinux status checking
478 AC_MSG_RESULT([$enable_getsepol])
479 CFLAGS="$saved_flags"
480 ]) # LC_OPENSSL_GETSEPOL
483 AC_DEFUN([LC_HAVE_LIBAIO], [
484 AC_CHECK_HEADER([libaio.h],
486 AC_MSG_WARN([libaio is not installed on the system]))
490 # LC_INVALIDATE_RANGE
492 # 3.11 invalidatepage requires the length of the range to invalidate
494 AC_DEFUN([LC_SRC_INVALIDATE_RANGE], [
495 LB2_LINUX_TEST_SRC([address_space_ops_invalidatepage_3args], [
496 #include <linux/fs.h>
498 struct address_space_operations a_ops;
499 a_ops.invalidatepage(NULL, 0, 0);
502 AC_DEFUN([LC_INVALIDATE_RANGE], [
504 [if 'address_space_operations.invalidatepage' requires 3 arguments])
505 LB2_LINUX_TEST_RESULT([address_space_ops_invalidatepage_3args], [
506 AC_DEFINE(HAVE_INVALIDATE_RANGE, 1,
507 [address_space_operations.invalidatepage needs 3 arguments])
509 ]) # LC_INVALIDATE_RANGE
512 # LC_HAVE_DIR_CONTEXT
514 # 3.11 readdir now takes the new struct dir_context
516 AC_DEFUN([LC_SRC_HAVE_DIR_CONTEXT], [
517 LB2_LINUX_TEST_SRC([dir_context], [
518 #include <linux/fs.h>
520 #ifdef FMODE_KABI_ITERATE
521 #error "back to use readdir in kabi_extand mode"
523 struct dir_context ctx;
529 AC_DEFUN([LC_HAVE_DIR_CONTEXT], [
530 AC_MSG_CHECKING([if 'dir_context' exist])
531 LB2_LINUX_TEST_RESULT([dir_context], [
532 AC_DEFINE(HAVE_DIR_CONTEXT, 1, [dir_context exist])
534 ]) # LC_HAVE_DIR_CONTEXT
539 # 3.11 dentry_operations.d_compare() taken 5 arguments.
541 AC_DEFUN([LC_SRC_D_COMPARE_5ARGS], [
542 LB2_LINUX_TEST_SRC([d_compare_5args], [
543 #include <linux/dcache.h>
545 ((struct dentry_operations*)0)->d_compare(NULL,NULL,0,NULL,NULL);
548 AC_DEFUN([LC_D_COMPARE_5ARGS], [
549 AC_MSG_CHECKING([if 'd_compare' taken 5 arguments])
550 LB2_LINUX_TEST_RESULT([d_compare_5args], [
551 AC_DEFINE(HAVE_D_COMPARE_5ARGS, 1,
552 [d_compare need 5 arguments])
554 ]) # LC_D_COMPARE_5ARGS
559 # 3.11 need to access d_count to get dentry reference count
561 AC_DEFUN([LC_SRC_HAVE_DCOUNT], [
562 LB2_LINUX_TEST_SRC([d_count], [
563 #include <linux/dcache.h>
565 struct dentry de = { };
568 count = d_count(&de);
571 AC_DEFUN([LC_HAVE_DCOUNT], [
572 AC_MSG_CHECKING([if 'd_count' exists])
573 LB2_LINUX_TEST_RESULT([d_count], [
574 AC_DEFINE(HAVE_D_COUNT, 1, [d_count exist])
579 # LC_PID_NS_FOR_CHILDREN
581 # 3.11 replaces pid_ns by pid_ns_for_children in struct nsproxy
583 AC_DEFUN([LC_SRC_PID_NS_FOR_CHILDREN], [
584 LB2_LINUX_TEST_SRC([pid_ns_for_children], [
585 #include <linux/nsproxy.h>
588 ns.pid_ns_for_children = NULL;
591 AC_DEFUN([LC_PID_NS_FOR_CHILDREN], [
592 AC_MSG_CHECKING([if 'struct nsproxy' has 'pid_ns_for_children'])
593 LB2_LINUX_TEST_RESULT([pid_ns_for_children], [
594 AC_DEFINE(HAVE_PID_NS_FOR_CHILDREN, 1,
595 ['struct nsproxy' has 'pid_ns_for_children'])
597 ]) # LC_PID_NS_FOR_CHILDREN
600 # LC_OLDSIZE_TRUNCATE_PAGECACHE
602 # 3.12 truncate_pagecache without oldsize parameter
604 AC_DEFUN([LC_SRC_OLDSIZE_TRUNCATE_PAGECACHE], [
605 LB2_LINUX_TEST_SRC([truncate_pagecache_old_size], [
606 #include <linux/mm.h>
608 truncate_pagecache(NULL, 0, 0);
611 AC_DEFUN([LC_OLDSIZE_TRUNCATE_PAGECACHE], [
612 AC_MSG_CHECKING([if 'truncate_pagecache' with 'old_size' parameter])
613 LB2_LINUX_TEST_RESULT([truncate_pagecache_old_size], [
614 AC_DEFINE(HAVE_OLDSIZE_TRUNCATE_PAGECACHE, 1,
617 ]) # LC_OLDSIZE_TRUNCATE_PAGECACHE
622 # For some reason SLES11SP4 is missing the PTR_ERR_OR_ZERO macro
623 # It was added to linux kernel 3.12
625 AC_DEFUN([LC_SRC_PTR_ERR_OR_ZERO_MISSING], [
626 LB2_LINUX_TEST_SRC([is_err_or_null], [
627 #include <linux/err.h>
629 if (PTR_ERR_OR_ZERO(NULL)) return 0;
632 AC_DEFUN([LC_PTR_ERR_OR_ZERO_MISSING], [
633 AC_MSG_CHECKING([if 'PTR_ERR_OR_ZERO' is missing])
634 LB2_LINUX_TEST_RESULT([is_err_or_null], [
635 AC_DEFINE(HAVE_PTR_ERR_OR_ZERO, 1,
636 ['PTR_ERR_OR_ZERO' exist])
638 ]) # LC_PTR_ERR_OR_ZERO_MISSING
641 # LC_HAVE_DENTRY_D_U_D_ALIAS
643 # 3.11 kernel moved d_alias to the union d_u in struct dentry
645 # Some distros move d_alias to d_u but it is still a struct list
647 AC_DEFUN([LC_SRC_HAVE_DENTRY_D_U_D_ALIAS_LIST], [
648 LB2_LINUX_TEST_SRC([d_alias_list], [
649 #include <linux/list.h>
650 #include <linux/dcache.h>
653 INIT_LIST_HEAD(&de.d_u.d_alias);
656 AC_DEFUN([LC_HAVE_DENTRY_D_U_D_ALIAS_LIST], [
657 AC_MSG_CHECKING([if list 'dentry.d_u.d_alias' exist])
658 LB2_LINUX_TEST_RESULT([d_alias_list], [
659 AC_DEFINE(HAVE_DENTRY_D_U_D_ALIAS, 1,
660 [list dentry.d_u.d_alias exist])
662 ]) # LC_HAVE_DENTRY_D_U_D_ALIAS_LIST
665 # LC_HAVE_DENTRY_D_U_D_ALIAS_HLIST
667 # Some distros move d_alias to d_u and it is an hlist
669 AC_DEFUN([LC_SRC_HAVE_DENTRY_D_U_D_ALIAS_HLIST], [
670 LB2_LINUX_TEST_SRC([d_alias_hlist], [
671 #include <linux/list.h>
672 #include <linux/dcache.h>
675 INIT_HLIST_NODE(&de.d_u.d_alias);
678 AC_DEFUN([LC_HAVE_DENTRY_D_U_D_ALIAS_HLIST], [
679 AC_MSG_CHECKING([if hlist 'dentry.d_u.d_alias' exist])
680 LB2_LINUX_TEST_RESULT([d_alias_hlist], [
681 AC_DEFINE(HAVE_DENTRY_D_U_D_ALIAS, 1,
682 [list dentry.d_u.d_alias exist])
684 ]) # LC_HAVE_DENTRY_D_U_D_ALIAS_HLIST
688 # LC_HAVE_DENTRY_D_CHILD
690 # 3.11 kernel d_child has been moved out of the union d_u
693 AC_DEFUN([LC_SRC_HAVE_DENTRY_D_CHILD], [
694 LB2_LINUX_TEST_SRC([d_child], [
695 #include <linux/list.h>
696 #include <linux/dcache.h>
699 INIT_LIST_HEAD(&de.d_child);
702 AC_DEFUN([LC_HAVE_DENTRY_D_CHILD], [
703 AC_MSG_CHECKING([if 'dentry.d_child' exist])
704 LB2_LINUX_TEST_RESULT([d_child], [
705 AC_DEFINE(HAVE_DENTRY_D_CHILD, 1, [dentry.d_child exist])
707 ]) # LC_HAVE_DENTRY_D_CHILD
712 # 3.12 ki_left removed from struct kiocb
714 AC_DEFUN([LC_SRC_KIOCB_KI_LEFT], [
715 LB2_LINUX_TEST_SRC([kiocb_ki_left], [
716 #include <linux/aio.h>
718 ((struct kiocb*)0)->ki_left = 0;
721 AC_DEFUN([LC_KIOCB_KI_LEFT], [
722 AC_MSG_CHECKING([if 'struct kiocb' with 'ki_left' member])
723 LB2_LINUX_TEST_RESULT([kiocb_ki_left], [
724 AC_DEFINE(HAVE_KIOCB_KI_LEFT, 1,
727 ]) # LC_KIOCB_KI_LEFT
730 # LC_REGISTER_SHRINKER_RET
732 # v3.11-8748-g1d3d4437eae1 register_shrinker returns a status
734 AC_DEFUN([LC_SRC_REGISTER_SHRINKER_RET], [
735 LB2_LINUX_TEST_SRC([register_shrinker_ret], [
736 #include <linux/mm.h>
738 if (register_shrinker(NULL))
739 unregister_shrinker(NULL);
742 AC_DEFUN([LC_REGISTER_SHRINKER_RET], [
743 AC_MSG_CHECKING([if register_shrinker() returns status])
744 LB2_LINUX_TEST_RESULT([register_shrinker_ret], [
745 AC_DEFINE(HAVE_REGISTER_SHRINKER_RET, 1,
746 [register_shrinker() returns status])
748 ]) # LC_REGISTER_SHRINKER_RET
751 # LC_VFS_RENAME_5ARGS
753 # 3.13 has vfs_rename with 5 args
755 AC_DEFUN([LC_SRC_VFS_RENAME_5ARGS], [
756 LB2_LINUX_TEST_SRC([vfs_rename_5args], [
757 #include <linux/fs.h>
759 vfs_rename(NULL, NULL, NULL, NULL, NULL);
761 AC_DEFINE(HAVE_VFS_RENAME_5ARGS, 1,
762 [kernel has vfs_rename with 5 args])
765 AC_DEFUN([LC_VFS_RENAME_5ARGS], [
766 AC_MSG_CHECKING([if Linux kernel has 'vfs_rename' with 5 args])
767 LB2_LINUX_TEST_RESULT([vfs_rename_5args], [
768 AC_DEFINE(HAVE_VFS_RENAME_5ARGS, 1,
769 [kernel has vfs_rename with 5 args])
771 ]) # LC_VFS_RENAME_5ARGS
774 # LC_VFS_UNLINK_3ARGS
776 # 3.13 has vfs_unlink with 3 args
778 AC_DEFUN([LC_SRC_VFS_UNLINK_3ARGS], [
779 LB2_LINUX_TEST_SRC([vfs_unlink_3args], [
780 #include <linux/fs.h>
782 vfs_unlink(NULL, NULL, NULL);
785 AC_DEFUN([LC_VFS_UNLINK_3ARGS], [
786 AC_MSG_CHECKING([if Linux kernel has 'vfs_unlink' with 3 args])
787 LB2_LINUX_TEST_RESULT([vfs_unlink_3args], [
788 AC_DEFINE(HAVE_VFS_UNLINK_3ARGS, 1,
789 [kernel has vfs_unlink with 3 args])
791 ]) # LC_VFS_UNLINK_3ARGS
793 # LC_HAVE_D_IS_POSITIVE
795 # Kernel version 3.13 b18825a7c8e37a7cf6abb97a12a6ad71af160de7
796 # d_is_positive is added
798 AC_DEFUN([LC_SRC_HAVE_D_IS_POSITIVE], [
799 LB2_LINUX_TEST_SRC([d_is_positive], [
800 #include <linux/dcache.h>
805 AC_DEFUN([LC_HAVE_D_IS_POSITIVE], [
806 AC_MSG_CHECKING([if 'd_is_positive' exist])
807 LB2_LINUX_TEST_RESULT([d_is_positive], [
808 AC_DEFINE(HAVE_D_IS_POSITIVE, 1,
809 ['d_is_positive' is available])
811 ]) # LC_HAVE_D_IS_POSITIVE
816 # 3.14 move some of its data in struct bio into the new
819 AC_DEFUN([LC_SRC_HAVE_BVEC_ITER], [
820 LB2_LINUX_TEST_SRC([have_bvec_iter], [
821 #include <linux/bio.h>
823 struct bvec_iter iter;
825 iter.bi_bvec_done = 0;
828 AC_DEFUN([LC_HAVE_BVEC_ITER], [
829 AC_MSG_CHECKING([if Linux kernel has struct bvec_iter])
830 LB2_LINUX_TEST_RESULT([have_bvec_iter], [
831 AC_DEFINE(HAVE_BVEC_ITER, 1,
832 [kernel has struct bvec_iter])
834 ]) # LC_HAVE_BVEC_ITER
839 # 3.14 adds set_acl method to inode_operations
840 # see kernel commit 893d46e443346370cd4ea81d9d35f72952c62a37
842 AC_DEFUN([LC_SRC_IOP_SET_ACL], [
843 LB2_LINUX_TEST_SRC([inode_ops_set_acl], [
844 #include <linux/fs.h>
846 struct inode_operations iop;
850 AC_DEFUN([LC_IOP_SET_ACL], [
851 AC_MSG_CHECKING([if 'inode_operations' has '.set_acl' member function])
852 LB2_LINUX_TEST_RESULT([inode_ops_set_acl], [
853 AC_DEFINE(HAVE_IOP_SET_ACL, 1,
854 [inode_operations has .set_acl member function])
859 # LC_HAVE_TRUNCATE_IPAGE_FINAL
861 # 3.14 bring truncate_inode_pages_final for evict_inode
863 AC_DEFUN([LC_SRC_HAVE_TRUNCATE_IPAGES_FINAL], [
864 LB2_LINUX_TEST_SRC([truncate_ipages_final], [
865 #include <linux/mm.h>
867 truncate_inode_pages_final(NULL);
870 AC_DEFUN([LC_HAVE_TRUNCATE_IPAGES_FINAL], [
871 AC_MSG_CHECKING([if Linux kernel has truncate_inode_pages_final])
872 LB2_LINUX_TEST_RESULT([truncate_ipages_final], [
873 AC_DEFINE(HAVE_TRUNCATE_INODE_PAGES_FINAL, 1,
874 [kernel has truncate_inode_pages_final])
876 ]) # LC_HAVE_TRUNCATE_IPAGES_FINAL
879 # LC_IOPS_RENAME_WITH_FLAGS
881 # 3.14 has inode_operations->rename with 5 args
882 # commit 520c8b16505236fc82daa352e6c5e73cd9870cff
884 AC_DEFUN([LC_SRC_IOPS_RENAME_WITH_FLAGS], [
885 LB2_LINUX_TEST_SRC([iops_rename_with_flags], [
886 #include <linux/fs.h>
888 struct inode *i1 = NULL, *i2 = NULL;
889 struct dentry *d1 = NULL, *d2 = NULL;
891 rc = ((struct inode_operations *)0)->rename(i1, d1, i2, d2, 0);
893 ]) # LC_IOPS_RENAME_WITH_FLAGS
894 AC_DEFUN([LC_IOPS_RENAME_WITH_FLAGS], [
895 AC_MSG_CHECKING([if 'inode_operations->rename' taken flags as argument])
896 LB2_LINUX_TEST_RESULT([iops_rename_with_flags], [
897 AC_DEFINE(HAVE_IOPS_RENAME_WITH_FLAGS, 1,
898 [inode_operations->rename need flags as argument])
900 ]) # LC_IOPS_RENAME_WITH_FLAGS
903 # LC_VFS_RENAME_6ARGS
905 # 3.15 has vfs_rename with 6 args
907 AC_DEFUN([LC_SRC_VFS_RENAME_6ARGS], [
908 LB2_LINUX_TEST_SRC([vfs_rename_6args], [
909 #include <linux/fs.h>
911 vfs_rename(NULL, NULL, NULL, NULL, NULL, NULL);
914 AC_DEFUN([LC_VFS_RENAME_6ARGS], [
915 AC_MSG_CHECKING([if Linux kernel has 'vfs_rename' with 6 args])
916 LB2_LINUX_TEST_RESULT([vfs_rename_6args], [
917 AC_DEFINE(HAVE_VFS_RENAME_6ARGS, 1,
918 [kernel has vfs_rename with 6 args])
920 ]) # LC_VFS_RENAME_6ARGS
923 # LC_DIRECTIO_USE_ITER
925 # 3.16 kernel changes direct IO to use iov_iter
927 AC_DEFUN([LC_SRC_DIRECTIO_USE_ITER], [
928 LB2_LINUX_TEST_SRC([direct_io_iter], [
929 #include <linux/fs.h>
931 struct address_space_operations ops = { };
932 struct iov_iter *iter = NULL;
935 ops.direct_IO(0, NULL, iter, offset);
938 AC_DEFUN([LC_DIRECTIO_USE_ITER], [
939 AC_MSG_CHECKING([if direct IO uses iov_iter])
940 LB2_LINUX_TEST_RESULT([direct_io_iter], [
941 AC_DEFINE(HAVE_DIRECTIO_ITER, 1, [direct IO uses iov_iter])
943 ]) # LC_DIRECTIO_USE_ITER
946 # LC_HAVE_IOV_ITER_INIT_DIRECTION
949 # 3.16 linux commit 71d8e532b1549a478e6a6a8a44f309d050294d00
950 # changed iov_iter_init api to start accepting a tag
951 # that defines if its a read or write operation
953 AC_DEFUN([LC_SRC_HAVE_IOV_ITER_INIT_DIRECTION], [
954 LB2_LINUX_TEST_SRC([iter_init], [
955 #include <linux/uio.h>
956 #include <linux/fs.h>
958 const struct iovec *iov = NULL;
960 iov_iter_init(NULL, READ, iov, 1, 0);
963 AC_DEFUN([LC_HAVE_IOV_ITER_INIT_DIRECTION], [
964 AC_MSG_CHECKING([if 'iov_iter_init' takes a tag])
965 LB2_LINUX_TEST_RESULT([iter_init], [
966 AC_DEFINE(HAVE_IOV_ITER_INIT_DIRECTION, 1,
967 [iov_iter_init handles directional tag])
969 ]) # LC_HAVE_IOV_ITER_INIT_DIRECTION
972 # LC_HAVE_IOV_ITER_TRUNCATE
975 # 3.16 introduces a new API iov_iter_truncate()
977 AC_DEFUN([LC_SRC_HAVE_IOV_ITER_TRUNCATE], [
978 LB2_LINUX_TEST_SRC([iter_truncate], [
979 #include <linux/uio.h>
980 #include <linux/fs.h>
982 struct iov_iter *i = NULL;
984 iov_iter_truncate(i, 0);
987 AC_DEFUN([LC_HAVE_IOV_ITER_TRUNCATE], [
988 AC_MSG_CHECKING([if 'iov_iter_truncate' exists])
989 LB2_LINUX_TEST_RESULT([iter_truncate], [
990 AC_DEFINE(HAVE_IOV_ITER_TRUNCATE, 1, [iov_iter_truncate exists])
992 ]) # LC_HAVE_IOV_ITER_TRUNCATE
995 # LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER
997 # 3.16 introduces [read|write]_iter to struct file_operations
999 AC_DEFUN([LC_SRC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER], [
1000 LB2_LINUX_TEST_SRC([file_function_iter], [
1001 #include <linux/fs.h>
1003 ((struct file_operations *)NULL)->read_iter(NULL, NULL);
1004 ((struct file_operations *)NULL)->write_iter(NULL, NULL);
1007 AC_DEFUN([LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER], [
1008 AC_MSG_CHECKING([if 'file_operations.[read|write]_iter' exist])
1009 LB2_LINUX_TEST_RESULT([file_function_iter], [
1010 AC_DEFINE(HAVE_FILE_OPERATIONS_READ_WRITE_ITER, 1,
1011 [file_operations.[read|write]_iter functions exist])
1013 ]) # LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER
1016 # LC_HAVE_INTERVAL_BLK_INTEGRITY
1018 # 3.17 replace sector_size with interval in struct blk_integrity
1020 AC_DEFUN([LC_SRC_HAVE_INTERVAL_BLK_INTEGRITY], [
1021 LB2_LINUX_TEST_SRC([interval_blk_integrity], [
1022 #include <linux/blkdev.h>
1024 ((struct blk_integrity *)0)->interval = 0;
1027 AC_DEFUN([LC_HAVE_INTERVAL_BLK_INTEGRITY], [
1028 AC_MSG_CHECKING([if 'blk_integrity.interval' exist])
1029 LB2_LINUX_TEST_RESULT([interval_blk_integrity], [
1030 AC_DEFINE(HAVE_INTERVAL_BLK_INTEGRITY, 1,
1031 [blk_integrity.interval exist])
1033 ]) # LC_HAVE_INTERVAL_BLK_INTEGRITY
1038 # 3.17 replaces key_type::match with match_preparse
1039 # and has new struct key_match_data
1041 AC_DEFUN([LC_SRC_KEY_MATCH_DATA], [
1042 LB2_LINUX_TEST_SRC([key_match], [
1043 #include <linux/key-type.h>
1045 struct key_match_data data;
1047 data.raw_data = NULL;
1050 AC_DEFUN([LC_KEY_MATCH_DATA], [
1051 AC_MSG_CHECKING([if struct key_match field exist])
1052 LB2_LINUX_TEST_RESULT([key_match], [
1053 AC_DEFINE(HAVE_KEY_MATCH_DATA, 1, [struct key_match_data exist])
1055 ]) # LC_KEY_MATCH_DATA
1058 # LC_HAVE_BLK_INTEGRITY_ITER
1060 # Linux commit v3.17-rc5-69-g1859308853b1 replaces
1061 # struct blk_integrity_exchg with struct blk_integrity_iter
1063 # LB_CHECK_LINUX_HEADER has already run so we can rely on
1064 # HAVE_LINUX_BLK_INTEGRITY_HEADER being set correctly before
1067 AC_DEFUN([LC_SRC_HAVE_BLK_INTEGRITY_ITER], [
1068 LB2_LINUX_TEST_SRC([blk_integrity_iter], [
1069 #ifdef HAVE_LINUX_BLK_INTEGRITY_HEADER
1070 # include <linux/blk-integrity.h>
1072 # include <linux/blkdev.h>
1075 struct blk_integrity_iter iter;
1077 iter.prot_buf = NULL;
1080 AC_DEFUN([LC_HAVE_BLK_INTEGRITY_ITER], [
1081 AC_MSG_CHECKING([if struct blk_integrity_iter exist])
1082 LB2_LINUX_TEST_RESULT([blk_integrity_iter], [
1083 AC_DEFINE(HAVE_BLK_INTEGRITY_ITER, 1,
1084 [kernel has struct blk_integrity_iter])
1086 ]) # LC_HAVE_BLK_INTEGRITY_ITER
1089 # LC_NFS_FILLDIR_USE_CTX
1091 # 3.18 kernel moved from void cookie to struct dir_context
1093 AC_DEFUN([LC_SRC_NFS_FILLDIR_USE_CTX], [
1094 LB2_LINUX_TEST_SRC([filldir_ctx], [
1095 #include <linux/fs.h>
1097 int filldir(struct dir_context *ctx, const char* name,
1098 int i, loff_t off, u64 tmp, unsigned temp)
1103 struct dir_context ctx = {
1107 ctx.actor(NULL, "test", 0, (loff_t) 0, 0, 0);
1110 AC_DEFUN([LC_NFS_FILLDIR_USE_CTX], [
1111 AC_MSG_CHECKING([if filldir_t uses struct dir_context])
1112 LB2_LINUX_TEST_RESULT([filldir_ctx], [
1113 AC_DEFINE(HAVE_FILLDIR_USE_CTX, 1,
1114 [filldir_t needs struct dir_context as argument])
1116 ]) # LC_NFS_FILLDIR_USE_CTX
1119 # LC_PERCPU_COUNTER_INIT
1121 # 3.18 For kernels 3.18 and after percpu_counter_init starts
1122 # to pass a GFP_* memory allocation flag for internal
1123 # memory allocation purposes.
1125 AC_DEFUN([LC_SRC_PERCPU_COUNTER_INIT], [
1126 LB2_LINUX_TEST_SRC([percpu_counter_init], [
1127 #include <linux/percpu_counter.h>
1129 percpu_counter_init(NULL, 0, GFP_KERNEL);
1132 AC_DEFUN([LC_PERCPU_COUNTER_INIT], [
1133 AC_MSG_CHECKING([if percpu_counter_init uses GFP_* flag as argument])
1134 LB2_LINUX_TEST_RESULT([percpu_counter_init], [
1135 AC_DEFINE(HAVE_PERCPU_COUNTER_INIT_GFP_FLAG, 1,
1136 [percpu_counter_init uses GFP_* flag])
1138 ]) # LC_PERCPU_COUNTER_INIT
1141 # LC_KIOCB_HAS_NBYTES
1143 # 3.19 kernel removed ki_nbytes from struct kiocb
1145 AC_DEFUN([LC_SRC_KIOCB_HAS_NBYTES], [
1146 LB2_LINUX_TEST_SRC([ki_nbytes], [
1147 #include <linux/fs.h>
1149 struct kiocb iocb = { };
1154 AC_DEFUN([LC_KIOCB_HAS_NBYTES], [
1155 AC_MSG_CHECKING([if struct kiocb has ki_nbytes field])
1156 LB2_LINUX_TEST_RESULT([ki_nbytes], [
1157 AC_DEFINE(HAVE_KI_NBYTES, 1, [ki_nbytes field exist])
1159 ]) # LC_KIOCB_HAS_NBYTES
1162 # LC_HAVE_DQUOT_QC_DQBLK
1164 # 3.19 has quotactl_ops->[sg]et_dqblk that take struct kqid and qc_dqblk
1165 # Added in commit 14bf61ffe
1167 AC_DEFUN([LC_SRC_HAVE_DQUOT_QC_DQBLK], [
1168 LB2_LINUX_TEST_SRC([qc_dqblk], [
1169 #include <linux/fs.h>
1170 #include <linux/quota.h>
1172 ((struct quotactl_ops *)0)->set_dqblk(NULL, *((struct kqid*)0), (struct qc_dqblk*)0);
1175 AC_DEFUN([LC_HAVE_DQUOT_QC_DQBLK], [
1176 AC_MSG_CHECKING([if 'quotactl_ops.set_dqblk' takes struct qc_dqblk])
1177 LB2_LINUX_TEST_RESULT([qc_dqblk], [
1178 AC_DEFINE(HAVE_DQUOT_QC_DQBLK, 1,
1179 [quotactl_ops.set_dqblk takes struct qc_dqblk])
1180 AC_DEFINE(HAVE_DQUOT_KQID, 1,
1181 [quotactl_ops.set_dqblk takes struct kqid])
1183 ]) # LC_HAVE_DQUOT_QC_DQBLK
1186 # LC_HAVE_AIO_COMPLETE
1188 # 3.19 kernel makes aio_complete() static
1190 AC_DEFUN([LC_SRC_HAVE_AIO_COMPLETE], [
1191 LB2_LINUX_TEST_SRC([aio_complete], [
1192 #include <linux/aio.h>
1194 aio_complete(NULL, 0, 0);
1197 AC_DEFUN([LC_HAVE_AIO_COMPLETE], [
1198 AC_MSG_CHECKING([if kernel has exported aio_complete()])
1199 LB2_LINUX_TEST_RESULT([aio_complete], [
1200 AC_DEFINE(HAVE_AIO_COMPLETE, 1, [aio_complete defined])
1202 ]) # LC_HAVE_AIO_COMPLETE
1205 # LC_HAVE_IS_ROOT_INODE
1207 # 3.19 kernel adds is_root_inode()
1208 # Commit a7400222e3eb ("new helper: is_root_inode()")
1210 AC_DEFUN([LC_SRC_HAVE_IS_ROOT_INODE], [
1211 LB2_LINUX_TEST_SRC([is_root_inode], [
1212 #include <linux/fs.h>
1214 is_root_inode(NULL);
1217 AC_DEFUN([LC_HAVE_IS_ROOT_INODE], [
1218 AC_MSG_CHECKING([if kernel has is_root_inode()])
1219 LB2_LINUX_TEST_RESULT([is_root_inode], [
1220 AC_DEFINE(HAVE_IS_ROOT_INODE, 1, [is_root_inode defined])
1222 ]) # LC_HAVE_IS_ROOT_INODE
1225 # LC_BACKING_DEV_INFO_REMOVAL
1227 # 3.20 kernel removed backing_dev_info from address_space
1229 AC_DEFUN([LC_SRC_BACKING_DEV_INFO_REMOVAL], [
1230 LB2_LINUX_TEST_SRC([backing_dev_info], [
1231 #include <linux/fs.h>
1233 struct address_space mapping;
1235 mapping.backing_dev_info = NULL;
1238 AC_DEFUN([LC_BACKING_DEV_INFO_REMOVAL], [
1239 AC_MSG_CHECKING([if struct address_space has backing_dev_info])
1240 LB2_LINUX_TEST_RESULT([backing_dev_info], [
1241 AC_DEFINE(HAVE_BACKING_DEV_INFO, 1, [backing_dev_info exist])
1243 ]) # LC_BACKING_DEV_INFO_REMOVAL
1246 # LC_HAVE_BDI_CAP_MAP_COPY
1248 # 3.20 removed mmap handling for backing devices since
1249 # it breaks on non-MMU systems. See kernel commit
1250 # b4caecd48005fbed3949dde6c1cb233142fd69e9
1252 AC_DEFUN([LC_SRC_HAVE_BDI_CAP_MAP_COPY], [
1253 LB2_LINUX_TEST_SRC([bdi_cap_map_copy], [
1254 #include <linux/backing-dev.h>
1256 struct backing_dev_info info;
1258 info.capabilities = BDI_CAP_MAP_COPY;
1260 ]) # LC_HAVE_BDI_CAP_MAP_COPY
1261 AC_DEFUN([LC_HAVE_BDI_CAP_MAP_COPY], [
1262 AC_MSG_CHECKING([if have 'BDI_CAP_MAP_COPY'])
1263 LB2_LINUX_TEST_RESULT([bdi_cap_map_copy], [
1264 AC_DEFINE(HAVE_BDI_CAP_MAP_COPY, 1,
1265 [BDI_CAP_MAP_COPY exist])
1267 ]) # LC_HAVE_BDI_CAP_MAP_COPY
1270 # LC_HAVE_PROJECT_QUOTA
1272 # Kernel version v4.0-rc1-197-g847aac644e92
1274 AC_DEFUN([LC_SRC_HAVE_PROJECT_QUOTA], [
1275 LB2_LINUX_TEST_SRC([get_projid], [
1277 #include <linux/quota.h>
1279 struct dquot_operations ops = { };
1281 ops.get_projid(NULL, NULL);
1284 AC_DEFUN([LC_HAVE_PROJECT_QUOTA], [
1285 AC_MSG_CHECKING([if get_projid exists])
1286 LB2_LINUX_TEST_RESULT([get_projid], [
1287 AC_DEFINE(HAVE_PROJECT_QUOTA, 1,
1288 [get_projid function exists])
1290 ]) # LC_HAVE_PROJECT_QUOTA
1295 # 4.1 kernel has iov_iter_rw
1297 AC_DEFUN([LC_SRC_IOV_ITER_RW], [
1298 LB2_LINUX_TEST_SRC([iov_iter_rw], [
1299 #include <linux/fs.h>
1300 #include <linux/uio.h>
1302 struct iov_iter *iter = NULL;
1307 AC_DEFUN([LC_IOV_ITER_RW], [
1308 AC_MSG_CHECKING([if iov_iter_rw exist])
1309 LB2_LINUX_TEST_RESULT([iov_iter_rw], [
1310 AC_DEFINE(HAVE_IOV_ITER_RW, 1, [iov_iter_rw exist])
1315 # LC_HAVE_SYNC_READ_WRITE
1317 # 4.1 new_sync_[read|write] no longer exported
1319 AC_DEFUN([LC_HAVE_SYNC_READ_WRITE], [
1320 LB_CHECK_EXPORT([new_sync_read], [fs/read_write.c],
1321 [AC_DEFINE(HAVE_SYNC_READ_WRITE, 1,
1322 [new_sync_[read|write] is exported by the kernel])])
1323 ]) # LC_HAVE_SYNC_READ_WRITE
1328 # 4.1 redefined bi_cnt as __bi_cnt in commit dac56212e8127dbc0
1330 AC_DEFUN([LC_SRC_HAVE___BI_CNT], [
1331 LB2_LINUX_TEST_SRC([have___bi_cnt], [
1332 #include <asm/atomic.h>
1333 #include <linux/bio.h>
1334 #include <linux/blk_types.h>
1336 struct bio bio = { };
1338 cnt = atomic_read(&bio.__bi_cnt);
1341 AC_DEFUN([LC_HAVE___BI_CNT], [
1342 AC_MSG_CHECKING([if Linux kernel has __bi_cnt in struct bio])
1343 LB2_LINUX_TEST_RESULT([have___bi_cnt], [
1344 AC_DEFINE(HAVE___BI_CNT, 1, [struct bio has __bi_cnt])
1346 ]) # LC_HAVE___BI_CNT
1349 # LC_SYMLINK_OPS_USE_NAMEIDATA
1351 # For the 4.2+ kernels the file system internal symlink api no
1352 # longer uses struct nameidata as a argument
1354 AC_DEFUN([LC_SRC_SYMLINK_OPS_USE_NAMEIDATA], [
1355 LB2_LINUX_TEST_SRC([symlink_use_nameidata], [
1356 #include <linux/namei.h>
1357 #include <linux/fs.h>
1359 struct nameidata *nd = NULL;
1361 ((struct inode_operations *)0)->follow_link(NULL, nd);
1362 ((struct inode_operations *)0)->put_link(NULL, nd, NULL);
1365 AC_DEFUN([LC_SYMLINK_OPS_USE_NAMEIDATA], [
1366 AC_MSG_CHECKING([if symlink inode operations have struct nameidata argument])
1367 LB2_LINUX_TEST_RESULT([symlink_use_nameidata], [
1368 AC_DEFINE(HAVE_SYMLINK_OPS_USE_NAMEIDATA, 1,
1369 [symlink inode operations need struct nameidata argument])
1371 ]) # LC_SYMLINK_OPS_USE_NAMEIDATA
1374 # LC_BIO_ENDIO_USES_ONE_ARG
1376 # 4.2 kernel bio_endio now only takes one argument
1378 AC_DEFUN([LC_SRC_BIO_ENDIO_USES_ONE_ARG], [
1379 LB2_LINUX_TEST_SRC([bio_endio], [
1380 #include <linux/bio.h>
1385 AC_DEFUN([LC_BIO_ENDIO_USES_ONE_ARG], [
1386 AC_MSG_CHECKING([if 'bio_endio' with one argument exist])
1387 LB2_LINUX_TEST_RESULT([bio_endio], [
1388 AC_DEFINE(HAVE_BIO_ENDIO_USES_ONE_ARG, 1,
1389 [bio_endio takes only one argument])
1391 ]) # LC_BIO_ENDIO_USES_ONE_ARG
1394 # LC_ACCOUNT_PAGE_DIRTIED_3ARGS
1396 # 4.2 [to 4.5] kernel page dirtied takes 3 arguments
1398 AC_DEFUN([LC_SRC_ACCOUNT_PAGE_DIRTIED_3ARGS], [
1399 LB2_LINUX_TEST_SRC([account_page_dirtied_3a], [
1400 #include <linux/mm.h>
1402 account_page_dirtied(NULL, NULL, NULL);
1405 AC_DEFUN([LC_ACCOUNT_PAGE_DIRTIED_3ARGS], [
1406 AC_MSG_CHECKING([if 'account_page_dirtied' with 3 args exists])
1407 LB2_LINUX_TEST_RESULT([account_page_dirtied_3a], [
1408 AC_DEFINE(HAVE_ACCOUNT_PAGE_DIRTIED_3ARGS, 1,
1409 [account_page_dirtied takes three arguments])
1411 ]) # LC_ACCOUNT_PAGE_DIRTIED_3ARGS
1414 # LC_HAVE_CRYPTO_ALLOC_SKCIPHER
1416 # Kernel version 4.12 commit 7a7ffe65c8c5
1417 # introduced crypto_alloc_skcipher().
1419 AC_DEFUN([LC_SRC_HAVE_CRYPTO_ALLOC_SKCIPHER], [
1420 LB2_LINUX_TEST_SRC([crypto_alloc_skcipher], [
1421 #include <crypto/skcipher.h>
1423 crypto_alloc_skcipher(NULL, 0, 0);
1426 AC_DEFUN([LC_HAVE_CRYPTO_ALLOC_SKCIPHER], [
1427 AC_MSG_CHECKING([if crypto_alloc_skcipher is defined])
1428 LB2_LINUX_TEST_RESULT([crypto_alloc_skcipher], [
1429 AC_DEFINE(HAVE_CRYPTO_ALLOC_SKCIPHER, 1,
1430 [crypto_alloc_skcipher is defined])
1432 ]) # LC_HAVE_CRYPTO_ALLOC_SKCIPHER
1435 # LC_HAVE_INTERVAL_EXP_BLK_INTEGRITY
1437 # 4.3 replace interval with interval_exp in 'struct blk_integrity'
1438 # 'struct blk_integrity_profile' is also added in this version,
1439 # thus use this to determine whether 'struct blk_integrity' has profile
1441 AC_DEFUN([LC_SRC_HAVE_INTERVAL_EXP_BLK_INTEGRITY], [
1442 LB2_LINUX_TEST_SRC([blk_integrity_interval_exp], [
1443 #include <linux/blkdev.h>
1445 ((struct blk_integrity *)0)->interval_exp = 0;
1448 AC_DEFUN([LC_HAVE_INTERVAL_EXP_BLK_INTEGRITY], [
1449 AC_MSG_CHECKING([if 'blk_integrity.interval_exp' exist])
1450 LB2_LINUX_TEST_RESULT([blk_integrity_interval_exp], [
1451 AC_DEFINE(HAVE_INTERVAL_EXP_BLK_INTEGRITY, 1,
1452 [blk_integrity.interval_exp exist])
1454 ]) # LC_HAVE_INTERVAL_EXP_BLK_INTEGRITY
1457 # LC_HAVE_CACHE_HEAD_HLIST
1459 # 4.3 kernel swiched to hlist for cache_head
1461 AC_DEFUN([LC_SRC_HAVE_CACHE_HEAD_HLIST], [
1462 LB2_LINUX_TEST_SRC([cache_head_has_hlist], [
1463 #include <linux/sunrpc/cache.h>
1465 do {} while(sizeof(((struct cache_head *)0)->cache_list));
1468 AC_DEFUN([LC_HAVE_CACHE_HEAD_HLIST], [
1469 AC_MSG_CHECKING([if 'struct cache_head' has 'cache_list' field])
1470 LB2_LINUX_TEST_RESULT([cache_head_has_hlist], [
1471 AC_DEFINE(HAVE_CACHE_HEAD_HLIST, 1,
1472 [cache_head has hlist cache_list])
1474 ]) # LC_HAVE_CACHE_HEAD_HLIST
1477 # LC_HAVE_XATTR_HANDLER_SIMPLIFIED
1479 # Kernel version 4.3 commit e409de992e3ea3674393465f07cc71c948edd87a
1480 # simplified xattr_handler handling by passing in the handler pointer
1482 AC_DEFUN([LC_SRC_HAVE_XATTR_HANDLER_SIMPLIFIED], [
1483 LB2_LINUX_TEST_SRC([xattr_handler_simplified], [
1484 #include <linux/xattr.h>
1486 struct xattr_handler handler;
1488 ((struct xattr_handler *)0)->get(&handler, NULL, NULL, NULL, 0);
1489 ((struct xattr_handler *)0)->set(&handler, NULL, NULL, NULL, 0, 0);
1492 AC_DEFUN([LC_HAVE_XATTR_HANDLER_SIMPLIFIED], [
1493 AC_MSG_CHECKING([if 'struct xattr_handler' functions pass in handler pointer])
1494 LB2_LINUX_TEST_RESULT([xattr_handler_simplified], [
1495 AC_DEFINE(HAVE_XATTR_HANDLER_SIMPLIFIED, 1,
1496 [handler pointer is parameter])
1498 ]) # LC_HAVE_XATTR_HANDLER_SIMPLIFIED
1501 # LC_HAVE_BIP_ITER_BIO_INTEGRITY_PAYLOAD
1503 # 4.3 replace interval with interval_exp in 'struct blk_integrity'.
1505 AC_DEFUN([LC_SRC_HAVE_BIP_ITER_BIO_INTEGRITY_PAYLOAD], [
1506 LB2_LINUX_TEST_SRC([bio_integrity_payload_bip_iter], [
1507 #include <linux/bio.h>
1509 ((struct bio_integrity_payload *)0)->bip_iter.bi_size = 0;
1512 AC_DEFUN([LC_HAVE_BIP_ITER_BIO_INTEGRITY_PAYLOAD], [
1513 AC_MSG_CHECKING([if 'bio_integrity_payload.bip_iter' exist])
1514 LB2_LINUX_TEST_RESULT([bio_integrity_payload_bip_iter], [
1515 AC_DEFINE(HAVE_BIP_ITER_BIO_INTEGRITY_PAYLOAD, 1,
1516 [bio_integrity_payload.bip_iter exist])
1518 ]) # LC_HAVE_BIP_ITER_BIO_INTEGRITY_PAYLOAD
1521 # LC_BIO_INTEGRITY_PREP_FN
1523 # Lustre kernel patch extents bio_integrity_prep to accept optional
1524 # generate/verify_fn as extra args.
1526 AC_DEFUN([LC_SRC_BIO_INTEGRITY_PREP_FN], [
1527 LB2_LINUX_TEST_SRC([bio_integrity_prep_fn], [
1528 #include <linux/bio.h>
1530 bio_integrity_prep_fn(NULL, NULL, NULL);
1533 AC_DEFUN([LC_BIO_INTEGRITY_PREP_FN], [
1534 AC_MSG_CHECKING([if 'bio_integrity_prep_fn' exists])
1535 LB2_LINUX_TEST_RESULT([bio_integrity_prep_fn], [
1536 AC_DEFINE(HAVE_BIO_INTEGRITY_PREP_FN, 1,
1537 [kernel has bio_integrity_prep_fn])
1538 AC_SUBST(PATCHED_INTEGRITY_INTF)
1540 AC_SUBST(PATCHED_INTEGRITY_INTF, [#])
1542 ]) # LC_BIO_INTEGRITY_PREP_FN
1544 # LC_BIO_INTEGRITY_PREP_FN_RETURNS_BOOL
1546 # 13 kernel integrity API has changed and in 4.13+
1547 # (as well as in rhel 8.4) bio_integrity_prep() returns boolean true
1550 AC_DEFUN([LC_SRC_BIO_INTEGRITY_PREP_FN_RETURNS_BOOL], [
1551 LB2_LINUX_TEST_SRC([bio_integrity_prep_ret_bool], [
1552 #include <linux/bio.h>
1553 #include <linux/typecheck.h>
1555 #pragma GCC diagnostic warning "-Werror"
1556 typedef bool (*bio_integrity_prep_type)(struct bio *bio) ;
1558 typecheck_fn(bio_integrity_prep_type, bio_integrity_prep);
1561 AC_DEFUN([LC_BIO_INTEGRITY_PREP_FN_RETURNS_BOOL], [
1562 AC_MSG_CHECKING([if 'bio_integrity_prep_fn' returns bool])
1563 LB2_LINUX_TEST_RESULT([bio_integrity_prep_ret_bool], [
1564 AC_DEFINE(HAVE_BIO_INTEGRITY_PREP_FN_RETURNS_BOOL, 1,
1565 [bio_integrity_prep_fn returns bool])
1567 ]) # LC_BIO_INTEGRITY_PREP_FN_RETURNS_BOOL
1572 # 4.4/4.8 redefined bi_rw as bi_opf (SLES12/kernel commit 4382e33ad37486)
1574 AC_DEFUN([LC_SRC_HAVE_BI_OPF], [
1575 LB2_LINUX_TEST_SRC([have_bi_opf], [
1576 #include <linux/bio.h>
1583 AC_DEFUN([LC_HAVE_BI_OPF], [
1584 AC_MSG_CHECKING([if Linux kernel has bi_opf in struct bio])
1585 LB2_LINUX_TEST_RESULT([have_bi_opf], [
1586 AC_DEFINE(HAVE_BI_OPF, 1, [struct bio has bi_opf])
1591 # LC_HAVE_SUBMIT_BIO_2ARGS
1593 # 4.4 removed an argument from submit_bio
1595 AC_DEFUN([LC_SRC_HAVE_SUBMIT_BIO_2ARGS], [
1596 LB2_LINUX_TEST_SRC([have_submit_bio_2args], [
1597 #include <linux/bio.h>
1600 submit_bio(READ, &bio);
1603 AC_DEFUN([LC_HAVE_SUBMIT_BIO_2ARGS], [
1604 AC_MSG_CHECKING([if submit_bio takes two arguments])
1605 LB2_LINUX_TEST_RESULT([have_submit_bio_2args], [
1606 AC_DEFINE(HAVE_SUBMIT_BIO_2ARGS, 1,
1607 [submit_bio takes two arguments])
1609 ]) # LC_HAVE_SUBMIT_BIO_2_ARGS
1612 # LC_HAVE_CLEAN_BDEV_ALIASES
1614 # 4.4/4.9 unmap_underlying_metadata was replaced by clean_bdev_aliases
1615 # (SLES12/kernel commit 29f3ad7d8380364c)
1617 AC_DEFUN([LC_SRC_HAVE_CLEAN_BDEV_ALIASES], [
1618 LB2_LINUX_TEST_SRC([have_clean_bdev_aliases], [
1619 #include <linux/buffer_head.h>
1621 clean_bdev_aliases(NULL,1,1);
1624 AC_DEFUN([LC_HAVE_CLEAN_BDEV_ALIASES], [
1625 AC_MSG_CHECKING([if kernel has clean_bdev_aliases])
1626 LB2_LINUX_TEST_RESULT([have_clean_bdev_aliases], [
1627 AC_DEFINE(HAVE_CLEAN_BDEV_ALIASES, 1,
1628 [kernel has clean_bdev_aliases])
1630 ]) # LC_HAVE_CLEAN_BDEV_ALIASES
1633 # LC_HAVE_LOCKS_LOCK_FILE_WAIT
1635 # 4.4 kernel have moved locks API users to
1636 # locks_lock_inode_wait()
1638 AC_DEFUN([LC_SRC_HAVE_LOCKS_LOCK_FILE_WAIT], [
1639 LB2_LINUX_TEST_SRC([locks_lock_file_wait], [
1640 #include <linux/fs.h>
1642 locks_lock_file_wait(NULL, NULL);
1645 AC_DEFUN([LC_HAVE_LOCKS_LOCK_FILE_WAIT], [
1646 AC_MSG_CHECKING([if 'locks_lock_file_wait' exists])
1647 LB2_LINUX_TEST_RESULT([locks_lock_file_wait], [
1648 AC_DEFINE(HAVE_LOCKS_LOCK_FILE_WAIT, 1,
1649 [kernel has locks_lock_file_wait])
1651 ]) # LC_HAVE_LOCKS_LOCK_FILE_WAIT
1654 # LC_HAVE_KEY_PAYLOAD_DATA_ARRAY
1656 # 4.4 kernel merged type-specific data with the payload data for keys
1658 AC_DEFUN([LC_SRC_HAVE_KEY_PAYLOAD_DATA_ARRAY], [
1659 LB2_LINUX_TEST_SRC([key_payload_data_array], [
1660 #include <linux/key.h>
1662 struct key key = { };
1664 key.payload.data[0] = NULL;
1667 AC_DEFUN([LC_HAVE_KEY_PAYLOAD_DATA_ARRAY], [
1668 AC_MSG_CHECKING([if 'struct key' has 'payload.data' as an array])
1669 LB2_LINUX_TEST_RESULT([key_payload_data_array], [
1670 AC_DEFINE(HAVE_KEY_PAYLOAD_DATA_ARRAY, 1, [payload.data is an array])
1672 ]) # LC_HAVE_KEY_PAYLOAD_DATA_ARRAY
1675 # LC_HAVE_XATTR_HANDLER_NAME
1677 # Kernel version 4.4 commit 98e9cb5711c68223f0e4d5201b9a6add255ec550
1678 # add a name member to struct xattr_handler
1680 AC_DEFUN([LC_SRC_HAVE_XATTR_HANDLER_NAME], [
1681 LB2_LINUX_TEST_SRC([xattr_handler_name], [
1682 #include <linux/xattr.h>
1684 ((struct xattr_handler *)NULL)->name = NULL;
1687 AC_DEFUN([LC_HAVE_XATTR_HANDLER_NAME], [
1688 AC_MSG_CHECKING([if 'struct xattr_handler' has a name member])
1689 LB2_LINUX_TEST_RESULT([xattr_handler_name], [
1690 AC_DEFINE(HAVE_XATTR_HANDLER_NAME, 1,
1691 [xattr_handler has a name member])
1693 ]) # LC_HAVE_XATTR_HANDLER_NAME
1696 # LC_HAVE_FILE_DENTRY
1698 # 4.5 adds wrapper file_dentry
1700 AC_DEFUN([LC_SRC_HAVE_FILE_DENTRY], [
1701 LB2_LINUX_TEST_SRC([file_dentry], [
1702 #include <linux/fs.h>
1707 AC_DEFUN([LC_HAVE_FILE_DENTRY], [
1708 AC_MSG_CHECKING([if Linux kernel has 'file_dentry'])
1709 LB2_LINUX_TEST_RESULT([file_dentry], [
1710 AC_DEFINE(HAVE_FILE_DENTRY, 1, [kernel has file_dentry])
1712 ]) # LC_HAVE_FILE_DENTRY
1715 # LC_HAVE_INODE_LOCK
1717 # 4.5 introduced inode_lock
1719 AC_DEFUN([LC_SRC_HAVE_INODE_LOCK], [
1720 LB2_LINUX_TEST_SRC([inode_lock], [
1721 #include <linux/fs.h>
1726 AC_DEFUN([LC_HAVE_INODE_LOCK], [
1727 AC_MSG_CHECKING([if 'inode_lock' is defined])
1728 LB2_LINUX_TEST_RESULT([inode_lock], [
1729 AC_DEFINE(HAVE_INODE_LOCK, 1, [inode_lock is defined])
1731 ]) # LC_HAVE_INODE_LOCK
1734 # LC_HAVE_IOP_GET_LINK
1736 # 4.5 vfs replaced iop->follow_link with
1739 AC_DEFUN([LC_SRC_HAVE_IOP_GET_LINK], [
1740 LB2_LINUX_TEST_SRC([inode_ops_get_link], [
1741 #include <linux/fs.h>
1743 struct inode_operations iop;
1744 iop.get_link = NULL;
1747 AC_DEFUN([LC_HAVE_IOP_GET_LINK], [
1748 AC_MSG_CHECKING([if 'iop' has 'get_link'])
1749 LB2_LINUX_TEST_RESULT([inode_ops_get_link], [
1750 AC_DEFINE(HAVE_IOP_GET_LINK, 1, [have iop get_link])
1752 ]) # LC_HAVE_IOP_GET_LINK
1755 # LC_HAVE_IN_COMPAT_SYSCALL
1757 # 4.6 renamed is_compat_task to in_compat_syscall
1759 AC_DEFUN([LC_SRC_HAVE_IN_COMPAT_SYSCALL], [
1760 LB2_LINUX_TEST_SRC([in_compat_syscall], [
1761 #include <linux/compat.h>
1763 in_compat_syscall();
1766 AC_DEFUN([LC_HAVE_IN_COMPAT_SYSCALL], [
1767 AC_MSG_CHECKING([if 'in_compat_syscall' is defined])
1768 LB2_LINUX_TEST_RESULT([in_compat_syscall], [
1769 AC_DEFINE(HAVE_IN_COMPAT_SYSCALL, 1, [have in_compat_syscall])
1771 ]) # LC_HAVE_IN_COMPAT_SYSCALL
1774 # LC_HAVE_XATTR_HANDLER_INODE_PARAM
1776 # Kernel version 4.6 commit b296821a7c42fa58baa17513b2b7b30ae66f3336
1777 # and commit 5930122683dff58f0846b0f0405b4bd598a3ba6a added inode parameter
1778 # to xattr_handler functions
1780 AC_DEFUN([LC_SRC_HAVE_XATTR_HANDLER_INODE_PARAM], [
1781 LB2_LINUX_TEST_SRC([xattr_handler_inode_param], [
1782 #include <linux/xattr.h>
1784 const struct xattr_handler handler;
1786 ((struct xattr_handler *)0)->get(&handler, NULL, NULL, NULL, NULL, 0);
1787 ((struct xattr_handler *)0)->set(&handler, NULL, NULL, NULL, NULL, 0, 0);
1790 AC_DEFUN([LC_HAVE_XATTR_HANDLER_INODE_PARAM], [
1791 AC_MSG_CHECKING([if 'struct xattr_handler' functions have inode parameter])
1792 LB2_LINUX_TEST_RESULT([xattr_handler_inode_param], [
1793 AC_DEFINE(HAVE_XATTR_HANDLER_INODE_PARAM, 1, [needs inode parameter])
1795 ]) # LC_HAVE_XATTR_HANDLER_INODE_PARAM
1800 # Kernel version 4.6 commit 85c7f81041d57cfe9dc97f4680d5586b54534a39
1801 # introduced parallel lookups in the VFS layer. The inline function
1802 # d_in_lookup was added to notify when the same item was being queried
1805 AC_DEFUN([LC_SRC_D_IN_LOOKUP], [
1806 LB2_LINUX_TEST_SRC([d_in_lookup], [
1807 #include <linux/dcache.h>
1812 AC_DEFUN([LC_D_IN_LOOKUP], [
1813 AC_MSG_CHECKING([if 'd_in_lookup' is defined])
1814 LB2_LINUX_TEST_RESULT([d_in_lookup], [
1815 AC_DEFINE(HAVE_D_IN_LOOKUP, 1, [d_in_lookup is defined])
1820 # LC_LOCK_PAGE_MEMCG
1822 # Kernel version 4.6 adds lock_page_memcg(page)
1823 # Linux commit v5.15-12273-gab2f9d2d3626
1824 # mm: unexport {,un}lock_page_memcg
1826 AC_DEFUN([LC_SRC_LOCK_PAGE_MEMCG], [
1827 LB2_LINUX_TEST_SRC([lock_page_memcg], [
1828 #include <linux/memcontrol.h>
1830 lock_page_memcg(NULL);
1833 AC_DEFUN([LC_LOCK_PAGE_MEMCG], [
1834 AC_MSG_CHECKING([if 'lock_page_memcg' is defined])
1835 LB2_LINUX_TEST_RESULT([lock_page_memcg], [
1836 AC_DEFINE(HAVE_LOCK_PAGE_MEMCG, 1, [lock_page_memcg is defined])
1838 ]) # LC_LOCK_PAGE_MEMCG
1841 # LC_HAVE_DOWN_WRITE_KILLABLE
1843 # Kernel version v4.6-rc3-28-g916633a40370
1845 AC_DEFUN([LC_SRC_HAVE_DOWN_WRITE_KILLABLE], [
1846 LB2_LINUX_TEST_SRC([down_write_killable], [
1847 #include <linux/rwsem.h>
1849 struct rw_semaphore sem;
1853 rc = down_write_killable(&sem);
1857 AC_DEFUN([LC_HAVE_DOWN_WRITE_KILLABLE], [
1858 AC_MSG_CHECKING([if down_write_killable exists])
1859 LB2_LINUX_TEST_RESULT([down_write_killable], [
1860 AC_DEFINE(HAVE_DOWN_WRITE_KILLABLE, 1,
1861 [down_write_killable function exists])
1863 ]) # LC_HAVE_DOWN_WRITE_KILLABLE
1868 # Kernel version 4.7-rc5 commit 285b102d3b745f3c2c110c9c327741d87e64aacc
1869 # add new d_init to initialize dentry at allocation time
1871 AC_DEFUN([LC_SRC_D_INIT], [
1872 LB2_LINUX_TEST_SRC([d_init], [
1873 #include <linux/dcache.h>
1875 struct dentry_operations ops = { };
1878 rc = ops.d_init(NULL);
1881 AC_DEFUN([LC_D_INIT], [
1882 AC_MSG_CHECKING([if dentry operations supports 'd_init'])
1883 LB2_LINUX_TEST_RESULT([d_init], [
1884 AC_DEFINE(HAVE_D_INIT, 1, ['d_init' exists])
1891 # Kernel version 4.7 commit c8b8e32d700fe943a935e435ae251364d016c497
1892 # direct-io: eliminate the offset argument to ->direct_IO
1894 AC_DEFUN([LC_SRC_DIRECTIO_2ARGS], [
1895 LB2_LINUX_TEST_SRC([direct_io_2args], [
1896 #include <linux/fs.h>
1898 struct address_space_operations ops = { };
1899 struct iov_iter *iter = NULL;
1900 struct kiocb *iocb = NULL;
1903 rc = ops.direct_IO(iocb, iter);
1906 AC_DEFUN([LC_DIRECTIO_2ARGS], [
1907 AC_MSG_CHECKING([if '->direct_IO()' takes 2 arguments])
1908 LB2_LINUX_TEST_RESULT([direct_io_2args], [
1909 AC_DEFINE(HAVE_DIRECTIO_2ARGS, 1, [direct_IO has 2 arguments])
1911 ]) # LC_DIRECTIO_2ARGS
1914 # LC_GENERIC_WRITE_SYNC_2ARGS
1916 # Kernel version 4.7 commit dde0c2e79848298cc25621ad080d47f94dbd7cce
1917 # fs: add IOCB_SYNC and IOCB_DSYNC
1919 AC_DEFUN([LC_SRC_GENERIC_WRITE_SYNC_2ARGS], [
1920 LB2_LINUX_TEST_SRC([generic_write_sync_2args], [
1921 #include <linux/fs.h>
1923 struct kiocb *iocb = NULL;
1926 rc = generic_write_sync(iocb, 0);
1929 AC_DEFUN([LC_GENERIC_WRITE_SYNC_2ARGS], [
1930 AC_MSG_CHECKING([if 'generic_write_sync()' takes 2 arguments])
1931 LB2_LINUX_TEST_RESULT([generic_write_sync_2args], [
1932 AC_DEFINE(HAVE_GENERIC_WRITE_SYNC_2ARGS, 1,
1933 [generic_write_sync has 2 arguments])
1935 ]) # LC_GENERIC_WRITE_SYNC_2ARGS
1938 # LC_FOP_ITERATE_SHARED
1940 # Kernel v4.6-rc3-29-g6192269 adds iterate_shared method to file_operations
1942 AC_DEFUN([LC_SRC_FOP_ITERATE_SHARED], [
1943 LB2_LINUX_TEST_SRC([fop_iterate_shared], [
1944 #include <linux/fs.h>
1946 struct file_operations fop;
1947 fop.iterate_shared = NULL;
1950 AC_DEFUN([LC_FOP_ITERATE_SHARED], [
1951 AC_MSG_CHECKING([if 'file_operations' has 'iterate_shared'])
1952 LB2_LINUX_TEST_RESULT([fop_iterate_shared], [
1953 AC_DEFINE(HAVE_FOP_ITERATE_SHARED, 1,
1954 [file_operations has iterate_shared])
1956 ]) # LC_FOP_ITERATE_SHARED
1959 # LC_EXPORT_DEFAULT_FILE_SPLICE_READ
1961 # 4.8-rc8 commit 82c156f853840645604acd7c2cebcb75ed1b6652 switched
1962 # generic_file_splice_read() to using ->read_iter. We can test this
1963 # change since default_file_splice_read() is no longer exported.
1965 AC_DEFUN([LC_EXPORT_DEFAULT_FILE_SPLICE_READ], [
1966 LB_CHECK_EXPORT([default_file_splice_read], [fs/splice.c],
1967 [AC_DEFINE(HAVE_DEFAULT_FILE_SPLICE_READ_EXPORT, 1,
1968 [default_file_splice_read is exported])])
1969 ]) # LC_EXPORT_DEFAULT_FILE_SPLCE_READ
1972 # LC_HAVE_POSIX_ACL_VALID_USER_NS
1974 # 4.8 posix_acl_valid takes struct user_namespace
1976 AC_DEFUN([LC_SRC_HAVE_POSIX_ACL_VALID_USER_NS], [
1977 LB2_LINUX_TEST_SRC([posix_acl_valid], [
1978 #include <linux/fs.h>
1979 #include <linux/posix_acl.h>
1981 posix_acl_valid((struct user_namespace*)NULL, (const struct posix_acl*)NULL);
1984 AC_DEFUN([LC_HAVE_POSIX_ACL_VALID_USER_NS], [
1985 AC_MSG_CHECKING([if 'posix_acl_valid' takes 'struct user_namespace'])
1986 LB2_LINUX_TEST_RESULT([posix_acl_valid], [
1987 AC_DEFINE(HAVE_POSIX_ACL_VALID_USER_NS, 1,
1988 [posix_acl_valid takes struct user_namespace])
1990 ]) # LC_HAVE_POSIX_ACL_VALID_USER_NS
1993 # LC_D_COMPARE_4ARGS
1995 # Kernel version 4.8 commit 6fa67e707559303e086303aeecc9e8b91ef497d5
1996 # get rid of 'parent' argument of ->d_compare()
1998 AC_DEFUN([LC_SRC_D_COMPARE_4ARGS], [
1999 LB2_LINUX_TEST_SRC([d_compare_4args], [
2000 #include <linux/dcache.h>
2002 ((struct dentry_operations*)0)->d_compare(NULL,0,NULL,NULL);
2005 AC_DEFUN([LC_D_COMPARE_4ARGS], [
2006 AC_MSG_CHECKING([if 'd_compare' taken 4 arguments])
2007 LB2_LINUX_TEST_RESULT([d_compare_4args], [
2008 AC_DEFINE(HAVE_D_COMPARE_4ARGS, 1,
2009 [d_compare need 4 arguments])
2011 ]) # LC_D_COMPARE_4ARGS
2014 # LC_FULL_NAME_HASH_3ARGS
2016 # Kernel version 4.8 commit 8387ff2577eb9ed245df9a39947f66976c6bcd02
2017 # vfs: make the string hashes salt the hash
2019 AC_DEFUN([LC_SRC_FULL_NAME_HASH_3ARGS], [
2020 LB2_LINUX_TEST_SRC([full_name_hash_3args], [
2021 #include <linux/stringhash.h>
2024 hash = full_name_hash(NULL,NULL,0);
2027 AC_DEFUN([LC_FULL_NAME_HASH_3ARGS], [
2028 AC_MSG_CHECKING([if 'full_name_hash' taken 3 arguments])
2029 LB2_LINUX_TEST_RESULT([full_name_hash_3args], [
2030 AC_DEFINE(HAVE_FULL_NAME_HASH_3ARGS, 1,
2031 [full_name_hash need 3 arguments])
2033 ]) # LC_FULL_NAME_HASH_3ARGS
2036 # LC_STRUCT_POSIX_ACL_XATTR
2038 # Kernel version 4.8 commit 2211d5ba5c6c4e972ba6dbc912b2897425ea6621
2039 # posix_acl: xattr representation cleanups
2041 AC_DEFUN([LC_SRC_STRUCT_POSIX_ACL_XATTR], [
2042 LB2_LINUX_TEST_SRC([struct_posix_acl_xattr], [
2043 #include <linux/fs.h>
2044 #include <linux/posix_acl_xattr.h>
2046 struct posix_acl_xattr_header *h = NULL;
2047 struct posix_acl_xattr_entry *e;
2048 e = (void *)(h + 1);
2051 AC_DEFUN([LC_STRUCT_POSIX_ACL_XATTR], [
2052 AC_MSG_CHECKING([if 'struct posix_acl_xattr_{header,entry}' defined])
2053 LB2_LINUX_TEST_RESULT([struct_posix_acl_xattr], [
2054 AC_DEFINE(HAVE_STRUCT_POSIX_ACL_XATTR, 1,
2055 [struct posix_acl_xattr_{header,entry} defined])
2057 ]) # LC_STRUCT_POSIX_ACL_XATTR
2062 # Kernel version 4.8 commit fd50ecaddf8372a1d96e0daeaac0f93cf04e4d42
2063 # removed {get,set,remove}xattr inode operations
2065 AC_DEFUN([LC_SRC_IOP_XATTR], [
2066 LB2_LINUX_TEST_SRC([inode_ops_xattr], [
2067 #include <linux/fs.h>
2069 struct inode_operations iop;
2070 iop.setxattr = NULL;
2071 iop.getxattr = NULL;
2072 iop.removexattr = NULL;
2075 AC_DEFUN([LC_IOP_XATTR], [
2076 AC_MSG_CHECKING([if 'inode_operations' has {get,set,remove}xattr members])
2077 LB2_LINUX_TEST_RESULT([inode_ops_xattr], [
2078 AC_DEFINE(HAVE_IOP_XATTR, 1,
2079 [inode_operations has {get,set,remove}xattr members])
2086 # Kernel version 4.9 commit 81243eacfa400f5f7b89f4c2323d0de9982bb0fb
2087 # cred: simpler, 1D supplementary groups
2089 AC_DEFUN([LC_SRC_GROUP_INFO_GID], [
2090 LB2_LINUX_TEST_SRC([group_info_gid], [
2091 #include <linux/cred.h>
2094 p = ((struct group_info *)0)->gid;
2097 AC_DEFUN([LC_GROUP_INFO_GID], [
2098 AC_MSG_CHECKING([if 'struct group_info' has member 'gid'])
2099 LB2_LINUX_TEST_RESULT([group_info_gid], [
2100 AC_DEFINE(HAVE_GROUP_INFO_GID, 1,
2101 [struct group_info has member gid])
2103 ]) # LC_GROUP_INFO_GID
2108 # Kernel version 4.9 commit 5d6c31910bc0713e37628dc0ce677dcb13c8ccf4
2109 # added __vfs_{get,set,remove}xattr helpers
2111 AC_DEFUN([LC_SRC_VFS_SETXATTR], [
2112 LB2_LINUX_TEST_SRC([vfs_setxattr], [
2113 #include <linux/xattr.h>
2115 __vfs_setxattr(NULL, NULL, NULL, NULL, 0, 0);
2118 AC_DEFUN([LC_VFS_SETXATTR], [
2119 AC_MSG_CHECKING([if '__vfs_setxattr' helper is available])
2120 LB2_LINUX_TEST_RESULT([vfs_setxattr], [
2121 AC_DEFINE(HAVE_VFS_SETXATTR, 1, ['__vfs_setxattr' is available])
2123 ]) # LC_VFS_SETXATTR
2126 # LC_POSIX_ACL_UPDATE_MODE
2128 # Kernel version 4.9 commit 073931017b49d9458aa351605b43a7e34598caef
2129 # posix_acl: Clear SGID bit when setting file permissions
2131 AC_DEFUN([LC_SRC_POSIX_ACL_UPDATE_MODE], [
2132 LB2_LINUX_TEST_SRC([posix_acl_update_mode], [
2133 #include <linux/fs.h>
2134 #include <linux/posix_acl.h>
2136 posix_acl_update_mode(NULL, NULL, NULL);
2139 AC_DEFUN([LC_POSIX_ACL_UPDATE_MODE], [
2140 AC_MSG_CHECKING([if 'posix_acl_update_mode' exists])
2141 LB2_LINUX_TEST_RESULT([posix_acl_update_mode], [
2142 AC_DEFINE(HAVE_POSIX_ACL_UPDATE_MODE, 1,
2143 ['posix_acl_update_mode' is available])
2145 ]) # LC_POSIX_ACL_UPDATE_MODE
2148 # LC_HAVE_BDI_IO_PAGES
2150 # Kernel version 4.9 commit 9491ae4aade6814afcfa67f4eb3e3342c2b39750
2151 # mm: don't cap request size based on read-ahead setting
2152 # This patch introduces a bdi hint, io_pages.
2154 AC_DEFUN([LC_SRC_HAVE_BDI_IO_PAGES], [
2155 LB2_LINUX_TEST_SRC([bdi_has_io_pages], [
2156 #include <linux/backing-dev.h>
2158 struct backing_dev_info info;
2163 AC_DEFUN([LC_HAVE_BDI_IO_PAGES], [
2164 AC_MSG_CHECKING([if 'struct backing_dev_info' has 'io_pages' field])
2165 LB2_LINUX_TEST_RESULT([bdi_has_io_pages], [
2166 AC_DEFINE(HAVE_BDI_IO_PAGES, 1,
2167 [backing_dev_info has io_pages])
2169 ]) # LC_HAVE_BDI_IO_PAGES
2172 # LC_IOP_GENERIC_READLINK
2174 # Kernel version 4.10 commit dfeef68862edd7d4bafe68ef7aeb5f658ef24bb5
2175 # removed generic_readlink from individual file systems
2177 AC_DEFUN([LC_SRC_IOP_GENERIC_READLINK], [
2178 LB2_LINUX_TEST_SRC([inode_ops_readlink], [
2179 #include <linux/fs.h>
2181 struct inode_operations iop;
2182 iop.readlink = generic_readlink;
2185 AC_DEFUN([LC_IOP_GENERIC_READLINK], [
2186 AC_MSG_CHECKING([if 'generic_readlink' still exist])
2187 LB2_LINUX_TEST_RESULT([inode_ops_readlink], [
2188 AC_DEFINE(HAVE_IOP_GENERIC_READLINK, 1,
2189 [generic_readlink has been removed])
2191 ]) # LC_IOP_GENERIC_READLINK
2194 # LC_HAVE_VM_FAULT_ADDRESS
2196 # Kernel version 4.10 commit 1a29d85eb0f19b7d8271923d8917d7b4f5540b3e
2197 # removed virtual_address field. Need to use address field instead
2199 AC_DEFUN([LC_SRC_HAVE_VM_FAULT_ADDRESS], [
2200 LB2_LINUX_TEST_SRC([vm_fault_address], [
2201 #include <linux/mm.h>
2203 struct vm_fault vmf = { 0 };
2204 unsigned long addr = (unsigned long)vmf.address;
2208 AC_DEFUN([LC_HAVE_VM_FAULT_ADDRESS], [
2209 AC_MSG_CHECKING([if 'struct vm_fault' replaced virtual_address with address field])
2210 LB2_LINUX_TEST_RESULT([vm_fault_address], [
2211 AC_DEFINE(HAVE_VM_FAULT_ADDRESS, 1,
2212 [virtual_address has been replaced by address field])
2214 ]) # LC_HAVE_VM_FAULT_ADDRESS
2217 # LC_INODEOPS_ENHANCED_GETATTR
2219 # Kernel version 4.11 commit a528d35e8bfcc521d7cb70aaf03e1bd296c8493f
2220 # expanded getattr to be able to get more stat information.
2222 AC_DEFUN([LC_SRC_INODEOPS_ENHANCED_GETATTR], [
2223 LB2_LINUX_TEST_SRC([getattr_path], [
2224 #include <linux/fs.h>
2228 ((struct inode_operations *)1)->getattr(&path, NULL, 0, 0);
2231 AC_DEFUN([LC_INODEOPS_ENHANCED_GETATTR], [
2232 AC_MSG_CHECKING([if 'inode_operations' getattr member can gather advance stats])
2233 LB2_LINUX_TEST_RESULT([getattr_path], [
2234 AC_DEFINE(HAVE_INODEOPS_ENHANCED_GETATTR, 1,
2235 [inode_operations .getattr member function can gather advance stats])
2237 ]) # LC_INODEOPS_ENHANCED_GETATTR
2240 # LC_VM_OPERATIONS_REMOVE_VMF_ARG
2242 # Kernel version 4.11 commit 11bac80004499ea59f361ef2a5516c84b6eab675
2243 # removed struct vm_area_struct as an argument for vm_operations since
2244 # in the same kernel version struct vma_area_struct was folded into
2247 AC_DEFUN([LC_SRC_VM_OPERATIONS_REMOVE_VMF_ARG], [
2248 LB2_LINUX_TEST_SRC([vm_operations_no_vm_area_struct], [
2249 #include <linux/mm.h>
2251 struct vm_fault vmf;
2253 ((struct vm_operations_struct *)0)->fault(&vmf);
2254 ((struct vm_operations_struct *)0)->page_mkwrite(&vmf);
2257 AC_DEFUN([LC_VM_OPERATIONS_REMOVE_VMF_ARG], [
2258 AC_MSG_CHECKING([if 'struct vm_operations' removed struct vm_area_struct])
2259 LB2_LINUX_TEST_RESULT([vm_operations_no_vm_area_struct], [
2260 AC_DEFINE(HAVE_VM_OPS_USE_VM_FAULT_ONLY, 1,
2261 ['struct vm_operations' remove struct vm_area_struct argument])
2263 ]) # LC_VM_OPERATIONS_REMOVE_VMF_ARG
2266 # LC_HAVE_KEY_USAGE_REFCOUNT
2268 # Kernel version 4.11 commit fff292914d3a2f1efd05ca71c2ba72a3c663201e
2269 # converted key.usage from atomic_t to refcount_t.
2271 AC_DEFUN([LC_SRC_HAVE_KEY_USAGE_REFCOUNT], [
2272 LB2_LINUX_TEST_SRC([key_usage_refcount], [
2273 #include <linux/key.h>
2275 struct key key = { };
2277 refcount_read(&key.usage);
2280 AC_DEFUN([LC_HAVE_KEY_USAGE_REFCOUNT], [
2281 AC_MSG_CHECKING([if 'key.usage' is refcount_t])
2282 LB2_LINUX_TEST_RESULT([key_usage_refcount], [
2283 AC_DEFINE(HAVE_KEY_USAGE_REFCOUNT, 1,
2284 [key.usage is of type refcount_t])
2286 ]) #LC_HAVE_KEY_USAGE_REFCOUNT
2289 # LC_HAVE_CRYPTO_MAX_ALG_NAME_128
2291 # Kernel version 4.11 commit f437a3f477cce402dbec6537b29e9e33962c9f73
2292 # switched CRYPTO_MAX_ALG_NAME from 64 to 128.
2294 AC_DEFUN([LC_SRC_HAVE_CRYPTO_MAX_ALG_NAME_128], [
2295 LB2_LINUX_TEST_SRC([crypto_max_alg_name], [
2296 #include <linux/crypto.h>
2298 #if CRYPTO_MAX_ALG_NAME != 128
2303 AC_DEFUN([LC_HAVE_CRYPTO_MAX_ALG_NAME_128], [
2304 AC_MSG_CHECKING([if 'CRYPTO_MAX_ALG_NAME' is 128])
2305 LB2_LINUX_TEST_RESULT([crypto_max_alg_name], [
2306 AC_DEFINE(HAVE_CRYPTO_MAX_ALG_NAME_128, 1,
2307 ['CRYPTO_MAX_ALG_NAME' is 128])
2309 ]) # LC_HAVE_CRYPTO_MAX_ALG_NAME_128
2312 # Kernel version 4.12 commit 47f38c539e9a42344ff5a664942075bd4df93876
2313 # CURRENT_TIME is not 64 bit time safe so it was replaced with
2316 AC_DEFUN([LC_SRC_CURRENT_TIME], [
2317 LB2_LINUX_TEST_SRC([current_time], [
2318 #include <linux/fs.h>
2322 attr.ia_atime = current_time(NULL);
2325 AC_DEFUN([LC_CURRENT_TIME], [
2326 AC_MSG_CHECKING([if CURRENT_TIME has been replaced with current_time])
2327 LB2_LINUX_TEST_RESULT([current_time], [
2328 AC_DEFINE(HAVE_CURRENT_TIME, 1,
2329 [current_time() has replaced CURRENT_TIME])
2331 ]) # LIBCFS_CURRENT_TIME
2334 # LC_HAVE_GET_INODE_USAGE
2336 # Kernel version v4.12-rc2-43-g7a9ca53aea10
2338 AC_DEFUN([LC_SRC_HAVE_GET_INODE_USAGE], [
2339 LB2_LINUX_TEST_SRC([get_inode_usage], [
2341 #include <linux/quota.h>
2343 struct dquot_operations ops = { };
2345 ops.get_inode_usage(NULL, NULL);
2348 AC_DEFUN([LC_HAVE_GET_INODE_USAGE], [
2349 AC_MSG_CHECKING([if get_inode_usage exists])
2350 LB2_LINUX_TEST_RESULT([get_inode_usage], [
2351 AC_DEFINE(HAVE_GET_INODE_USAGE, 1,
2352 [get_inode_usage function exists])
2354 ]) # LC_HAVE_GET_INODE_USAGE
2357 # Kernel version 4.12-rc3 85787090a21eb749d8b347eaf9ff1a455637473c
2358 # changed struct super_block s_uuid into a proper uuid_t
2360 AC_DEFUN([LC_SRC_SUPER_BLOCK_S_UUID], [
2361 LB2_LINUX_TEST_SRC([super_block_s_uuid], [
2362 #include <linux/fs.h>
2364 struct super_block sb;
2366 uuid_parse(NULL, &sb.s_uuid);
2369 AC_DEFUN([LC_SUPER_BLOCK_S_UUID], [
2370 AC_MSG_CHECKING([if 'struct super_block' s_uuid is uuid_t])
2371 LB2_LINUX_TEST_RESULT([super_block_s_uuid], [
2372 AC_DEFINE(HAVE_S_UUID_AS_UUID_T, 1, ['s_uuid' is an uuid_t])
2374 ]) # LC_SUPER_BLOCK_S_UUID
2377 # LC_SUPER_SETUP_BDI_NAME
2379 # Kernel version 4.12 commit 9594caf216dc0fe3e318b34af0127276db661241
2380 # unified bdi handling
2382 AC_DEFUN([LC_SRC_SUPER_SETUP_BDI_NAME], [
2383 LB2_LINUX_TEST_SRC([super_setup_bdi_name], [
2384 #include <linux/fs.h>
2386 super_setup_bdi_name(NULL, "lustre");
2389 AC_DEFUN([LC_SUPER_SETUP_BDI_NAME], [
2390 AC_MSG_CHECKING([if 'super_setup_bdi_name' exist])
2391 LB2_LINUX_TEST_RESULT([super_setup_bdi_name], [
2392 AC_DEFINE(HAVE_SUPER_SETUP_BDI_NAME, 1,
2393 ['super_setup_bdi_name' is available])
2395 ]) # LC_SUPER_SETUP_BDI_NAME
2400 # 4.12 replace bi_error to bi_status
2402 AC_DEFUN([LC_SRC_BI_STATUS], [
2403 LB2_LINUX_TEST_SRC([bi_status], [
2404 #include <linux/blk_types.h>
2406 ((struct bio *)0)->bi_status = 0;
2409 AC_DEFUN([LC_BI_STATUS], [
2410 AC_MSG_CHECKING([if 'bi_status' exist])
2411 LB2_LINUX_TEST_RESULT([bi_status], [
2412 AC_DEFINE(HAVE_BI_STATUS, 1, ['bi_status' is available])
2417 # LC_BIO_INTEGRITY_ENABLED
2419 # 4.13 removed bio_integrity_enabled
2421 AC_DEFUN([LC_SRC_BIO_INTEGRITY_ENABLED], [
2422 LB2_LINUX_TEST_SRC([bio_integrity_enabled], [
2423 #include <linux/bio.h>
2425 bio_integrity_enabled(NULL);
2428 AC_DEFUN([LC_BIO_INTEGRITY_ENABLED], [
2429 AC_MSG_CHECKING([if 'bio_integrity_enabled' exist])
2430 LB2_LINUX_TEST_RESULT([bio_integrity_enabled], [
2431 AC_DEFINE(HAVE_BIO_INTEGRITY_ENABLED, 1,
2432 ['bio_integrity_enabled' is available])
2434 ]) # LC_BIO_INTEGRITY_ENABLED
2437 # LC_PAGEVEC_INIT_ONE_PARAM
2439 # 4.14 pagevec_init takes one parameter
2441 AC_DEFUN([LC_SRC_PAGEVEC_INIT_ONE_PARAM], [
2442 LB2_LINUX_TEST_SRC([pagevec_init], [
2443 #include <linux/pagevec.h>
2448 AC_DEFUN([LC_PAGEVEC_INIT_ONE_PARAM], [
2449 AC_MSG_CHECKING([if 'pagevec_init' takes one parameter])
2450 LB2_LINUX_TEST_RESULT([pagevec_init], [
2451 AC_DEFINE(HAVE_PAGEVEC_INIT_ONE_PARAM, 1,
2452 ['pagevec_init' takes one parameter])
2454 ]) # LC_PAGEVEC_INIT_ONE_PARAM
2459 # 4.14 replaced bi_bdev to bi_disk
2461 AC_DEFUN([LC_SRC_BI_BDEV], [
2462 LB2_LINUX_TEST_SRC([bi_bdev], [
2463 #include <linux/bio.h>
2465 ((struct bio *)0)->bi_bdev = NULL;
2468 AC_DEFUN([LC_BI_BDEV], [
2469 AC_MSG_CHECKING([if 'bi_bdev' exist])
2470 LB2_LINUX_TEST_RESULT([bi_bdev], [
2471 AC_DEFINE(HAVE_BI_BDEV, 1, ['bi_bdev' is available])
2476 # LC_INTERVAL_TREE_CACHED
2478 # 4.14 f808c13fd3738948e10196496959871130612b61
2479 # switched INTERVAL_TREE_DEFINE to use cached RB_Trees.
2481 AC_DEFUN([LC_SRC_INTERVAL_TREE_CACHED], [
2482 LB2_LINUX_TEST_SRC([itree_cached], [
2483 #include <linux/interval_tree_generic.h>
2484 struct foo { struct rb_node rb; int last; int a,b;};
2485 #define START(n) ((n)->a)
2486 #define LAST(n) ((n)->b)
2487 struct rb_root_cached tree;
2488 INTERVAL_TREE_DEFINE(struct foo, rb, int, last,
2489 START, LAST, , foo);
2491 foo_insert(NULL, &tree);
2494 AC_DEFUN([LC_INTERVAL_TREE_CACHED], [
2495 AC_MSG_CHECKING([if interval_trees use rb_tree_cached])
2496 LB2_LINUX_TEST_RESULT([itree_cached], [
2497 AC_DEFINE(HAVE_INTERVAL_TREE_CACHED, 1,
2498 [interval trees use rb_tree_cached])
2500 ]) # LC_INTERVAL_TREE_CACHED
2505 # 4.14 introduced IS_ENCRYPTED and S_ENCRYPTED
2507 AC_DEFUN([LC_IS_ENCRYPTED], [
2508 LB_CHECK_COMPILE([if IS_ENCRYPTED is defined],
2510 #include <linux/fs.h>
2512 IS_ENCRYPTED((struct inode *)0);
2514 has_is_encrypted="yes"
2516 ]) # LC_IS_ENCRYPTED used by LC_CONFIG_CRYPTO
2521 # kernel 4.17 commit b93b016313b3ba8003c3b8bb71f569af91f19fc7
2523 AC_DEFUN([LC_SRC_I_PAGES], [
2524 LB2_LINUX_TEST_SRC([i_pages], [
2525 #include <linux/fs.h>
2527 struct address_space mapping = {};
2530 i_pages = &mapping.i_pages;
2533 AC_DEFUN([LC_I_PAGES], [
2534 AC_MSG_CHECKING([if struct address_space has i_pages])
2535 LB2_LINUX_TEST_RESULT([i_pages], [
2536 AC_DEFINE(HAVE_I_PAGES, 1, [struct address_space has i_pages])
2543 # kernel 4.17 commit 3d3539018d2cbd12e5af4a132636ee7fd8d43ef0
2544 # mm: create the new vm_fault_t type
2546 AC_DEFUN([LC_SRC_VM_FAULT_T], [
2547 LB2_LINUX_TEST_SRC([vm_fault_t], [
2548 #include <linux/mm_types.h>
2550 vm_fault_t x = VM_FAULT_SIGBUS;
2554 AC_DEFUN([LC_VM_FAULT_T], [
2555 AC_MSG_CHECKING([if vm_fault_t type exists])
2556 LB2_LINUX_TEST_RESULT([vm_fault_t], [
2557 AC_DEFINE(HAVE_VM_FAULT_T, 1, [if vm_fault_t type exists])
2564 # kernel 4.17 commit 3d3539018d2cbd12e5af4a132636ee7fd8d43ef0
2565 # mm: VM_FAULT_RETRY is defined in enum vm_fault_reason
2567 AC_DEFUN([LC_SRC_VM_FAULT_RETRY], [
2568 LB2_LINUX_TEST_SRC([VM_FAULT_RETRY], [
2569 #include <linux/mm.h>
2571 #ifndef VM_FAULT_RETRY
2577 AC_DEFUN([LC_VM_FAULT_RETRY], [
2578 AC_MSG_CHECKING([if VM_FAULT_RETRY is defined])
2579 LB2_LINUX_TEST_RESULT([VM_FAULT_RETRY], [
2580 AC_DEFINE(HAVE_VM_FAULT_RETRY, 1,
2581 [if VM_FAULT_RETRY is defined])
2583 ]) # LC_VM_FAULT_RETRY
2586 # LC_ALLOC_FILE_PSEUDO
2588 # kernel 4.18-rc1 commit d93aa9d82aea80b80f225dbf9c7986df444d8106
2589 # new wrapper: alloc_file_pseudo()
2591 AC_DEFUN([LC_SRC_ALLOC_FILE_PSEUDO], [
2592 LB2_LINUX_TEST_SRC([alloc_file_pseudo], [
2593 #include <linux/file.h>
2596 file = alloc_file_pseudo(NULL, NULL, "[test]",
2600 AC_DEFUN([LC_ALLOC_FILE_PSEUDO], [
2601 AC_MSG_CHECKING([if 'alloc_file_pseudo' is defined])
2602 LB2_LINUX_TEST_RESULT([alloc_file_pseudo], [
2603 AC_DEFINE(HAVE_ALLOC_FILE_PSEUDO, 1,
2604 ['alloc_file_pseudo' exist])
2606 ]) # LC_ALLOC_FILE_PSEUDO
2609 # LC_INODE_TIMESPEC64
2611 # kernel 4.17-rc7 commit 8efd6894ff089adeeac7cb9f32125b85d963d1bc
2612 # fs: add timespec64_truncate()
2613 # kernel 4.18 commit 95582b00838837fc07e042979320caf917ce3fe6
2614 # inode timestamps switched to timespec64
2615 # kernel 4.19-rc2 commit 976516404ff3fab2a8caa8bd6f5efc1437fed0b8
2616 # y2038: remove unused time interfaces
2620 # When inode times are timespec64 stop using the deprecated
2623 # kernel v5.5-rc1-6-gba70609d5ec6 ba70609d5ec664a8f36ba1c857fcd97a478adf79
2624 # fs: Delete timespec64_trunc()
2626 AC_DEFUN([LC_SRC_INODE_TIMESPEC64], [
2627 LB2_LINUX_TEST_SRC([inode_timespec64], [
2628 #include <linux/fs.h>
2630 struct inode *inode = NULL;
2631 struct timespec64 ts = {0, 1};
2633 inode->i_atime = ts;
2637 AC_DEFUN([LC_INODE_TIMESPEC64], [
2638 AC_MSG_CHECKING([if inode timestamps are struct timespec64])
2639 LB2_LINUX_TEST_RESULT([inode_timespec64], [
2640 AC_DEFINE(HAVE_INODE_TIMESPEC64, 1,
2641 [inode times are using timespec64])
2643 ]) # LC_INODE_TIMESPEC64
2646 # LC_RADIX_TREE_TAG_SET
2648 # kernel 4.20 commit v4.19-rc5-248-g9b89a0355144
2649 # xarray: Add XArray marks - replaced radix_tree_tag_set
2651 AC_DEFUN([LC_SRC_RADIX_TREE_TAG_SET], [
2652 LB2_LINUX_TEST_SRC([radix_tree_tag_set], [
2653 #include <linux/fs.h>
2654 #include <linux/radix-tree.h>
2656 radix_tree_tag_set(NULL, 0, PAGECACHE_TAG_DIRTY);
2659 AC_DEFUN([LC_RADIX_TREE_TAG_SET], [
2660 AC_MSG_CHECKING([if 'radix_tree_tag_set' exists])
2661 LB2_LINUX_TEST_RESULT([radix_tree_tag_set], [
2662 AC_DEFINE(HAVE_RADIX_TREE_TAG_SET, 1,
2663 [radix_tree_tag_set exists])
2665 ]) # LC_RADIX_TREE_TAG_SET
2668 # LC_UAPI_LINUX_MOUNT_H
2670 # kernel 4.20 commit e262e32d6bde0f77fb0c95d977482fc872c51996
2671 # vfs: Suppress MS_* flag defs within the kernel ...
2673 AC_DEFUN([LC_SRC_UAPI_LINUX_MOUNT_H], [
2674 LB2_LINUX_TEST_SRC([uapi_linux_mount], [
2675 #include <uapi/linux/mount.h>
2681 AC_DEFUN([LC_UAPI_LINUX_MOUNT_H], [
2682 AC_MSG_CHECKING([if MS_RDONLY was moved to uapi/linux/mount.h])
2683 LB2_LINUX_TEST_RESULT([uapi_linux_mount], [
2684 AC_DEFINE(HAVE_UAPI_LINUX_MOUNT_H, 1,
2685 [if MS_RDONLY was moved to uapi/linux/mount.h])
2687 ]) # LC_UAPI_LINUX_MOUNT_H
2690 # LC_HAVE_SUNRPC_CACHE_HASH_LOCK_IS_A_SPINLOCK
2692 # kernel 4.20 commit 1863d77f15da0addcd293a1719fa5d3ef8cde3ca
2693 # SUNRPC: Replace the cache_detail->hash_lock with a regular spinlock
2695 # Now that the reader functions are all RCU protected, use a regular
2696 # spinlock rather than a reader/writer lock.
2698 AC_DEFUN([LC_SRC_HAVE_SUNRPC_CACHE_HASH_LOCK_IS_A_SPINLOCK], [
2699 LB2_LINUX_TEST_SRC([hash_lock_isa_spinlock_t], [
2700 #include <linux/sunrpc/cache.h>
2702 spinlock_t *lock = &(((struct cache_detail *)0)->hash_lock);
2706 AC_DEFUN([LC_HAVE_SUNRPC_CACHE_HASH_LOCK_IS_A_SPINLOCK], [
2707 AC_MSG_CHECKING([if cache_detail->hash_lock is a spinlock])
2708 LB2_LINUX_TEST_RESULT([hash_lock_isa_spinlock_t], [
2709 AC_DEFINE(HAVE_CACHE_HASH_SPINLOCK, 1,
2710 [if cache_detail->hash_lock is a spinlock])
2712 ]) # LC_HAVE_SUNRPC_CACHE_HASH_LOCK_IS_A_SPINLOCK
2715 # LC_HAVE_BVEC_ITER_ALL
2717 # kernel 5.1 commit 6dc4f100c175dd0511ae8674786e7c9006cdfbfa
2718 # block: allow bio_for_each_segment_all() to iterate over multi-page bvec
2720 AC_DEFUN([LC_SRC_HAVE_BVEC_ITER_ALL], [
2721 LB2_LINUX_TEST_SRC([struct_bvec_iter_all], [
2722 #include <linux/bvec.h>
2724 struct bvec_iter_all iter;
2728 AC_DEFUN([LC_HAVE_BVEC_ITER_ALL], [
2729 AC_MSG_CHECKING([if bvec_iter_all exists for multi-page bvec iternation])
2730 LB2_LINUX_TEST_RESULT([struct_bvec_iter_all], [
2731 AC_DEFINE(HAVE_BVEC_ITER_ALL, 1,
2732 [if bvec_iter_all exists for multi-page bvec iternation])
2734 ]) # LC_HAVE_BVEC_ITER_ALL
2737 # LC_ACCOUNT_PAGE_DIRTIED
2739 # After 5.2 kernel page dirtied is not exported
2741 AC_DEFUN([LC_ACCOUNT_PAGE_DIRTIED], [
2742 LB_CHECK_EXPORT([account_page_dirtied], [mm/page-writeback.c],
2743 [AC_DEFINE(HAVE_ACCOUNT_PAGE_DIRTIED_EXPORT, 1,
2744 [account_page_dirtied is exported])])
2745 ]) # LC_ACCOUNT_PAGE_DIRTIED
2748 # LC_KEYRING_SEARCH_4ARGS
2750 # Kernel 5.2 commit dcf49dbc8077
2751 # keys: Add a 'recurse' flag for keyring searches
2753 AC_DEFUN([LC_SRC_KEYRING_SEARCH_4ARGS], [
2754 LB2_LINUX_TEST_SRC([keyring_search_4args], [
2755 #include <linux/key.h>
2758 keyring_search(keyring, NULL, NULL, false);
2761 AC_DEFUN([LC_KEYRING_SEARCH_4ARGS], [
2762 AC_MSG_CHECKING([if 'keyring_search' has 4 args])
2763 LB2_LINUX_TEST_RESULT([keyring_search_4args], [
2764 AC_DEFINE(HAVE_KEYRING_SEARCH_4ARGS, 1,
2765 [keyring_search has 4 args])
2767 ]) # LC_KEYRING_SEARCH_4ARGS
2770 # LC_BIO_BI_PHYS_SEGMENTS
2772 # kernel 5.3-rc1 commit 14ccb66b3f585b2bc21e7256c96090abed5a512c
2773 # block: remove the bi_phys_segments field in struct bio
2775 AC_DEFUN([LC_SRC_BIO_BI_PHYS_SEGMENTS], [
2776 LB2_LINUX_TEST_SRC([bye_bio_bi_phys_segments], [
2777 #include <linux/bio.h>
2779 struct bio *bio = NULL;
2780 bio->bi_phys_segments++;
2783 AC_DEFUN([LC_BIO_BI_PHYS_SEGMENTS], [
2784 AC_MSG_CHECKING([if struct bio has bi_phys_segments member])
2785 LB2_LINUX_TEST_RESULT([bye_bio_bi_phys_segments], [
2786 AC_DEFINE(HAVE_BIO_BI_PHYS_SEGMENTS, 1,
2787 [struct bio has bi_phys_segments member])
2789 ]) # LC_BIO_BI_PHYS_SEGMENTS
2792 # LC_LM_COMPARE_OWNER_EXISTS
2794 # kernel 5.3-rc3 commit f85d93385e9fe6886a751f647f6812a89bf6bee3
2795 # locks: Cleanup lm_compare_owner and lm_owner_key
2796 # removed lm_compare_owner
2798 AC_DEFUN([LC_SRC_LM_COMPARE_OWNER_EXISTS], [
2799 LB2_LINUX_TEST_SRC([lock_manager_ops_lm_compare_owner], [
2800 #include <linux/fs.h>
2802 struct lock_manager_operations lm_ops;
2803 lm_ops.lm_compare_owner = NULL;
2806 AC_DEFUN([LC_LM_COMPARE_OWNER_EXISTS], [
2807 AC_MSG_CHECKING([if lock_manager_operations has lm_compare_owner])
2808 LB2_LINUX_TEST_RESULT([lock_manager_ops_lm_compare_owner], [
2809 AC_DEFINE(HAVE_LM_COMPARE_OWNER, 1,
2810 [lock_manager_operations has lm_compare_owner])
2812 ]) # LC_LM_COMPARE_OWNER_EXISTS
2815 # LC_FSCRYPT_SUPPORT
2817 # 5.4 introduced fscrypt encryption policies v2
2819 AC_DEFUN([LC_FSCRYPT_SUPPORT], [
2820 LB_CHECK_COMPILE([for fscrypt in-kernel support],
2822 #define __FS_HAS_ENCRYPTION 0
2823 #include <linux/fscrypt.h>
2825 fscrypt_ioctl_get_policy_ex(NULL, NULL);
2827 has_fscrypt_support="yes"
2829 ]) # LC_FSCRYPT_SUPPORT used by LC_CONFIG_CRYPTO
2832 # LC_FSCRYPT_DIGESTED_NAME
2834 # Kernel 5.5-rc4 edc440e3d27fb31e6f9663cf413fad97d714c060
2835 # improved the format of no-key names. This results in the
2836 # removal of FSCRYPT_FNAME_DIGEST and FSCRYPT_FNAME_DIGEST_SIZE.
2838 AC_DEFUN([LC_SRC_FSCRYPT_DIGESTED_NAME], [
2839 LB2_LINUX_TEST_SRC([fscrypt_digested_name], [
2840 #include <linux/fscrypt.h>
2842 struct fscrypt_digested_name fname;
2847 AC_DEFUN([LC_FSCRYPT_DIGESTED_NAME], [
2848 AC_MSG_CHECKING([if fscrypt has 'struct fscrypt_digested_name'])
2849 LB2_LINUX_TEST_RESULT([fscrypt_digested_name], [
2850 AC_DEFINE(HAVE_FSCRYPT_DIGESTED_NAME, 1,
2851 ['struct fscrypt_digested_name' exists])
2853 ]) # LC_FSCRYPT_DIGESTED_NAME
2856 # LC_FSCRYPT_DUMMY_CONTEXT_ENABLED
2858 # Kernel 5.7-rc7 ed318a6cc0b620440e65f48eb527dc3df7269ce4
2859 # replaces fscrypt_dummy_context_enabled() with
2860 # fscrypt_get_dummy_context(). Later kernels rename
2861 # fscrypt_get_dummy_context() to fscrypt_get_dummy_policy()
2862 # which is why we test fscrypt_dummy_context_enabled().
2864 AC_DEFUN([LC_SRC_FSCRYPT_DUMMY_CONTEXT_ENABLED], [
2865 LB2_LINUX_TEST_SRC([fscrypt_dummy_context_enabled], [
2866 #include <linux/fscrypt.h>
2868 fscrypt_dummy_context_enabled(NULL);
2871 AC_DEFUN([LC_FSCRYPT_DUMMY_CONTEXT_ENABLED], [
2872 AC_MSG_CHECKING([if fscrypt_dummy_context_enabled() exists])
2873 LB2_LINUX_TEST_RESULT([fscrypt_dummy_context_enabled], [
2874 AC_DEFINE(HAVE_FSCRYPT_DUMMY_CONTEXT_ENABLED, 1,
2875 [fscrypt_dummy_context_enabled() exists])
2877 ]) # LC_FSCRYPT_DUMMY_CONTEXT_ENABLED
2880 # LC_FSCRYPT_FNAME_ALLOC_BUFFER
2882 # Kernel 5.9-rc4 8b10fe68985278de4926daa56ad6af701839e40a
2883 # removed the inode parameter for the fscrypt function
2884 # fscrypt_fname_alloc_buffer()
2886 AC_DEFUN([LC_SRC_FSCRYPT_FNAME_ALLOC_BUFFER], [
2887 LB2_LINUX_TEST_SRC([fscrypt_fname_alloc_buffer], [
2888 #include <linux/fscrypt.h>
2890 fscrypt_fname_alloc_buffer(0, NULL);
2893 AC_DEFUN([LC_FSCRYPT_FNAME_ALLOC_BUFFER], [
2894 AC_MSG_CHECKING([if fscrypt_fname_alloc_buffer() removed inode parameter])
2895 LB2_LINUX_TEST_RESULT([fscrypt_fname_alloc_buffer], [
2896 AC_DEFINE(HAVE_FSCRYPT_FNAME_ALLOC_BUFFER_NO_INODE, 1,
2897 [fscrypt_fname_alloc_buffer() does not have inode parameter])
2899 ]) # LC_FSCRYPT_FNAME_ALLOC_BUFFER
2902 # LC_FSCRYPT_SET_CONTEXT
2904 # Kernel 5.9-rc4 a992b20cd4ee360dbbe6f69339cb07146e4304d6
2905 # fscrypt_get_encryption_info() is not GFP_NOFS safe which
2906 # is used by fscrypt_inherit_context. Replace fscrypt_inherit_context,
2907 # with two new functions, fscrypt_prepare_new_inode() and
2908 # fscrypt_set_context()
2910 AC_DEFUN([LC_SRC_FSCRYPT_SET_CONTEXT], [
2911 LB2_LINUX_TEST_SRC([fscrypt_set_context], [
2912 #include <linux/fscrypt.h>
2914 fscrypt_set_context(NULL, NULL);
2915 fscrypt_prepare_new_inode(NULL, NULL, NULL);
2918 AC_DEFUN([LC_FSCRYPT_SET_CONTEXT], [
2919 AC_MSG_CHECKING([if 'fscrypt_set_context()' exists])
2920 LB2_LINUX_TEST_RESULT([fscrypt_set_context], [
2921 AC_DEFINE(HAVE_FSCRYPT_SET_CONTEXT, 1,
2922 [fscrypt_set_context() does exist])
2924 ]) # LC_FSCRYPT_SET_CONTEXT
2927 # LC_FSCRYPT_D_REVALIDATE
2929 # kernel 5.9-rc4 5b2a828b98ec1872799b1b4d82113c76a12d594f
2930 # exported fscrypt_d_revalidate()
2932 AC_DEFUN([LC_FSCRYPT_D_REVALIDATE], [
2933 LB_CHECK_EXPORT([fscrypt_d_revalidate], [fs/crypto/fname.c],
2934 [AC_DEFINE(HAVE_FSCRYPT_D_REVALIDATE, 1,
2935 [fscrypt_d_revalidate() is exported by the kernel])])
2936 ]) # LC_FSCRYPT_D_REVALIDATE
2939 # LC_FSCRYPT_NOKEY_NAME
2941 # kernel 5.9-rc4 70fb2612aab62d47e03f82eaa7384a8d30ca175d
2942 # renamed is_ciphertext_name to is_nokey_name
2944 AC_DEFUN([LC_SRC_FSCRYPT_NOKEY_NAME], [
2945 LB2_LINUX_TEST_SRC([fname_is_nokey_name], [
2946 #include <linux/fscrypt.h>
2948 struct fscrypt_name fname;
2950 fname.is_nokey_name = true;
2953 AC_DEFUN([LC_FSCRYPT_NOKEY_NAME], [
2954 AC_MSG_CHECKING([if struct fscrypt_name has is_nokey_name field])
2955 LB2_LINUX_TEST_RESULT([fname_is_nokey_name], [
2956 AC_DEFINE(HAVE_FSCRYPT_NOKEY_NAME, 1,
2957 [struct fscrypt_name has is_nokey_name field])
2959 ]) # LC_FSCRYPT_NOKEY_NAME
2962 # LC_FSCRYPT_SET_TEST_DUMMY_ENC_CHAR_ARG
2963 # Kernel 5.9-rc4 c8c868abc91ff23f6f5c4444c419de7c277d77e1
2964 # changed fscrypt_set_test_dummy_encryption() take a 'const char *
2966 AC_DEFUN([LC_SRC_FSCRYPT_SET_TEST_DUMMY_ENC_CHAR_ARG], [
2967 LB2_LINUX_TEST_SRC([fscrypt_set_test_dummy_encryption], [
2968 #include <linux/fscrypt.h>
2971 fscrypt_set_test_dummy_encryption(NULL, arg, NULL);
2974 AC_DEFUN([LC_FSCRYPT_SET_TEST_DUMMY_ENC_CHAR_ARG], [
2975 AC_MSG_CHECKING([if fscrypt_set_test_dummy_encryption() take 'const char' parameter])
2976 LB2_LINUX_TEST_RESULT([fscrypt_set_test_dummy_encryption], [
2977 AC_DEFINE(HAVE_FSCRYPT_SET_TEST_DUMMY_ENC_CHAR_ARG, 1,
2978 [fscrypt_set_test_dummy_encryption() take 'const char' parameter])
2980 ]) # LC_FSCRYPT_SET_TEST_DUMMY_ENC_CHAR_ARG
2983 # LC_FSCRYPT_DUMMY_POLICY
2985 # Kernel 5.9-rc4 ac4acb1f4b2b6b7e8d913537cccec8789903e164
2986 # move the test dummy context for fscrypt_policy which is
2987 # also used by the user land interface.
2989 AC_DEFUN([LC_SRC_FSCRYPT_DUMMY_POLICY], [
2990 LB2_LINUX_TEST_SRC([fscrypt_free_dummy_policy], [
2991 #include <linux/fscrypt.h>
2993 fscrypt_free_dummy_policy(NULL);
2996 AC_DEFUN([LC_FSCRYPT_DUMMY_POLICY], [
2997 AC_MSG_CHECKING([if fscrypt_free_dummy_policy() exists])
2998 LB2_LINUX_TEST_RESULT([fscrypt_free_dummy_policy], [
2999 AC_DEFINE(HAVE_FSCRYPT_DUMMY_POLICY, 1,
3000 [fscrypt_free_dummy_policy() exists])
3002 ]) # LC_FSCRYPT_DUMMY_POLICY
3005 # LC_HAVE_ITER_FILE_SPLICE_WRITE
3007 # Linux commit v5.9-rc1-6-g36e2c7421f02
3008 # fs: don't allow splice read/write without explicit ops
3010 AC_DEFUN([LC_SRC_HAVE_ITER_FILE_SPLICE_WRITE], [
3011 LB2_LINUX_TEST_SRC([iter_file_splice_write], [
3012 #include <linux/fs.h>
3014 (void)iter_file_splice_write(NULL, NULL, NULL, 1, 0);
3017 AC_DEFUN([LC_HAVE_ITER_FILE_SPLICE_WRITE], [
3018 AC_MSG_CHECKING([if iter_file_splice_write() exists])
3019 LB2_LINUX_TEST_RESULT([iter_file_splice_write], [
3020 AC_DEFINE(HAVE_ITER_FILE_SPLICE_WRITE, 1,
3021 ['iter_file_splice_write' exists])
3023 ]) # LC_HAVE_ITER_FILE_SPLICE_WRITE
3026 # LC_FSCRYPT_IS_NOKEY_NAME
3028 # Kernel 5.10-rc4 159e1de201b6fca10bfec50405a3b53a561096a8
3029 # introduced fscrypt_is_nokey_name() inline macro. While
3030 # introduced for 5.10 kernels it was backported to earlier
3031 # Ubuntu kernels. Also it hides the change introduced due
3032 # to git commit 501e43fbe for kernel 5.9 which also was
3033 # backported to earlier Ubuntu kernels.
3035 AC_DEFUN([LC_SRC_FSCRYPT_IS_NOKEY_NAME], [
3036 LB2_LINUX_TEST_SRC([fscrypt_is_no_key_name], [
3037 #include <linux/fscrypt.h>
3039 fscrypt_is_nokey_name(NULL);
3042 AC_DEFUN([LC_FSCRYPT_IS_NOKEY_NAME], [
3043 AC_MSG_CHECKING([if fscrypt_is_no_key_name() exists])
3044 LB2_LINUX_TEST_RESULT([fscrypt_is_no_key_name], [
3045 AC_DEFINE(HAVE_FSCRYPT_IS_NOKEY_NAME, 1,
3046 [fscrypt_is_nokey_name() exists])
3048 ]) # LC_FSCRYPT_IS_NOKEY_NAME
3051 # LC_FSCRYPT_PREPARE_READDIR
3053 # Kernel 5.10-rc4 ec0caa974cd092549ab282deb8ec7ea73b36eba0
3054 # replaced fscrypt_get_encryption_info() with
3055 # fscrypt_prepare_readdir()
3057 AC_DEFUN([LC_SRC_FSCRYPT_PREPARE_READDIR], [
3058 LB2_LINUX_TEST_SRC([fscrypt_prepare_readdir], [
3059 #include <linux/fscrypt.h>
3061 fscrypt_prepare_readdir(NULL);
3064 AC_DEFUN([LC_FSCRYPT_PREPARE_READDIR], [
3065 AC_MSG_CHECKING([if fscrypt_prepare_readdir() exists])
3066 LB2_LINUX_TEST_RESULT([fscrypt_prepare_readdir], [
3067 AC_DEFINE(HAVE_FSCRYPT_PREPARE_READDIR, 1,
3068 [fscrypt_prepare_readdir() exists])
3070 ]) # LC_FSCRYPT_PREPARE_READDIR
3075 # Linux: v5.11-rc5-9-g309dca309fc3
3076 # block: store a block_device pointer in struct bio
3077 # created bio_set_dev macro
3078 # Linux: v5.15-rc6-127-gcf6d6238cdd3
3079 # block: turn macro helpers into inline functions
3080 # created inline function(s).
3082 # Only provide a bio_set_dev it is is not proveded by the kernel
3084 AC_DEFUN([LC_SRC_BIO_SET_DEV], [
3085 LB2_LINUX_TEST_SRC([bio_set_dev], [
3086 #include <linux/bio.h>
3088 struct bio *bio = NULL;
3089 struct block_device *bdev = NULL;
3091 bio_set_dev(bio, bdev);
3094 AC_DEFUN([LC_BIO_SET_DEV], [
3095 AC_MSG_CHECKING([if 'bio_set_dev' is available])
3096 LB2_LINUX_TEST_RESULT([bio_set_dev], [
3097 AC_DEFINE(HAVE_BIO_SET_DEV, 1, ['bio_set_dev' is available])
3102 # LC_HAVE_USER_NAMESPACE_ARG
3104 # kernel 5.12 commit 549c7297717c32ee53f156cd949e055e601f67bb
3105 # fs: make helpers idmap mount aware
3106 # Extend some inode methods with an additional user namespace argument.
3108 AC_DEFUN([LC_SRC_HAVE_USER_NAMESPACE_ARG], [
3109 LB2_LINUX_TEST_SRC([inode_ops_has_user_namespace_argument], [
3110 #include <linux/fs.h>
3112 ((struct inode_operations *)1)->getattr((struct user_namespace *)NULL,
3116 AC_DEFUN([LC_HAVE_USER_NAMESPACE_ARG], [
3117 AC_MSG_CHECKING([if 'inode_operations' members have user namespace argument])
3118 LB2_LINUX_TEST_RESULT([inode_ops_has_user_namespace_argument], [
3119 AC_DEFINE(HAVE_USER_NAMESPACE_ARG, 1,
3120 ['inode_operations' members have user namespace argument])
3122 ]) # LC_HAVE_USER_NAMESPACE_ARG
3125 # LC_HAVE_GET_ACL_RCU_ARG
3127 # kernel 5.15 commit 0cad6246621b5887d5b33fea84219d2a71f2f99a
3128 # vfs: add rcu argument to ->get_acl() callback
3129 # Add a rcu argument to the ->get_acl() callback to allow
3130 # get_cached_acl_rcu() to call the ->get_acl() method.
3132 AC_DEFUN([LC_SRC_HAVE_GET_ACL_RCU_ARG], [
3133 LB2_LINUX_TEST_SRC([get_acl_rcu_argument], [
3134 #include <linux/fs.h>
3136 ((struct inode_operations *)1)->get_acl((struct inode *)NULL, 0, false);
3139 AC_DEFUN([LC_HAVE_GET_ACL_RCU_ARG], [
3140 AC_MSG_CHECKING([if 'get_acl' has a rcu argument])
3141 LB2_LINUX_TEST_RESULT([get_acl_rcu_argument], [
3142 AC_DEFINE(HAVE_GET_ACL_RCU_ARG, 1,
3143 ['get_acl' has a rcu argument])
3145 ]) # LC_HAVE_GET_ACL_RCU_ARG
3148 # LC_HAVE_SECURITY_DENTRY_INIT_WITH_XATTR_NAME_ARG
3150 # Linux v5.15-rc1-20-g15bf32398ad4
3151 # security: Return xattr name from security_dentry_init_security()
3153 AC_DEFUN([LC_SRC_HAVE_SECURITY_DENTRY_INIT_WITH_XATTR_NAME_ARG], [
3154 LB2_LINUX_TEST_SRC([security_dentry_init_security_xattr_name_arg], [
3155 #include <linux/security.h>
3157 struct dentry *dentry = NULL;
3159 const struct qstr *name = NULL;
3160 const char *xattr_name = NULL;
3163 int rc = security_dentry_init_security(dentry, mode, name, &xattr_name,
3169 AC_DEFUN([LC_HAVE_SECURITY_DENTRY_INIT_WITH_XATTR_NAME_ARG], [
3170 AC_MSG_CHECKING([if security_dentry_init_security() returns xattr name])
3171 LB2_LINUX_TEST_RESULT([security_dentry_init_security_xattr_name_arg], [
3172 AC_DEFINE(HAVE_SECURITY_DENTRY_INIT_WITH_XATTR_NAME_ARG, 1,
3173 [security_dentry_init_security() returns xattr name])
3175 ]) # LC_HAVE_SECURITY_DENTRY_INIT_WITH_XATTR_NAME_ARG
3178 # LC_HAVE_KIOCB_COMPLETE_2ARGS
3180 # kernel v5.15-rc6-145-g6b19b766e8f0
3181 # fs: get rid of the res2 iocb->ki_complete argument
3183 AC_DEFUN([LC_SRC_HAVE_KIOCB_COMPLETE_2ARGS], [
3184 LB2_LINUX_TEST_SRC([kiocb_ki_complete_2args], [
3185 #include <linux/fs.h>
3187 static void complete_fn(struct kiocb *iocb, long ret)
3193 struct kiocb *kio = NULL;
3195 kio->ki_complete = complete_fn;
3198 AC_DEFUN([LC_HAVE_KIOCB_COMPLETE_2ARGS], [
3199 AC_MSG_CHECKING([if kiocb->ki_complete() has 2 arguments])
3200 LB2_LINUX_TEST_RESULT([kiocb_ki_complete_2args], [
3201 AC_DEFINE(HAVE_KIOCB_COMPLETE_2ARGS, 1,
3202 [kiocb->ki_complete() has 2 arguments])
3204 ]) # LC_HAVE_KIOCB_COMPLETE_2ARGS
3207 # LC_EXPORTS_DELETE_FROM_PAGE_CACHE
3209 # Linux commit v5.16-rc4-44-g452e9e6992fe
3210 # filemap: Add filemap_remove_folio and __filemap_remove_folio
3212 # Also removes the export of delete_from_page_cache
3214 AC_DEFUN([LC_EXPORTS_DELETE_FROM_PAGE_CACHE], [
3215 LB_CHECK_EXPORT([delete_from_page_cache], [mm/filemap.c],
3216 [AC_DEFINE(HAVE_DELETE_FROM_PAGE_CACHE, 1,
3217 [delete_from_page_cache is exported])])
3218 ]) # LC_EXPORTS_DELETE_FROM_PAGE_CACHE
3221 # LC_HAVE_INVALIDATE_FOLIO
3223 # linux commit v5.17-rc4-10-g128d1f8241d6
3224 # fs: Add invalidate_folio() aops method
3226 AC_DEFUN([LC_SRC_HAVE_INVALIDATE_FOLIO], [
3227 LB2_LINUX_TEST_SRC([address_spaace_operaions_invalidate_folio], [
3228 #include <linux/fs.h>
3230 struct address_space_operations *aops = NULL;
3231 struct folio *folio = NULL;
3232 aops->invalidate_folio(folio, 0, PAGE_SIZE);
3236 AC_DEFUN([LC_HAVE_INVALIDATE_FOLIO], [
3237 AC_MSG_CHECKING([if have address_spaace_operaions->invalidate_folio() member])
3238 LB2_LINUX_TEST_RESULT([address_spaace_operaions_invalidate_folio], [
3239 AC_DEFINE(HAVE_INVALIDATE_FOLIO, 1,
3240 [address_spaace_operaions->invalidate_folio() member exists])
3242 ]) # LC_HAVE_INVALIDATE_FOLIO
3245 # LC_HAVE_DIRTY_FOLIO
3247 # linux commit v5.17-rc4-38-g6f31a5a261db
3248 # fs: Add aops->dirty_folio
3249 # ... replaces ->set_page_dirty() with ->dirty_folio()
3251 AC_DEFUN([LC_SRC_HAVE_DIRTY_FOLIO], [
3252 LB2_LINUX_TEST_SRC([address_spaace_operaions_dirty_folio], [
3253 #include <linux/fs.h>
3255 struct address_space_operations *aops = NULL;
3256 struct address_space *mapping = NULL;
3257 struct folio *folio = NULL;
3258 bool dirty = aops->dirty_folio(mapping, folio);
3262 AC_DEFUN([LC_HAVE_DIRTY_FOLIO], [
3263 AC_MSG_CHECKING([if have address_spaace_operaions->dirty_folio() member])
3264 LB2_LINUX_TEST_RESULT([address_spaace_operaions_dirty_folio], [
3265 AC_DEFINE(HAVE_DIRTY_FOLIO, 1,
3266 [address_spaace_operaions->dirty_folio() member exists])
3268 ]) # LC_HAVE_DIRTY_FOLIO
3271 # LC_HAVE_ALLOC_INODE_SB
3273 # linux commit v5.17-49-g8b9f3ac5b01d
3274 # fs: introduce alloc_inode_sb() to allocate filesystems specific inode
3276 AC_DEFUN([LC_SRC_HAVE_ALLOC_INODE_SB], [
3277 LB2_LINUX_TEST_SRC([alloc_inode_sb], [
3278 #include <linux/fs.h>
3280 struct super_block *sb = NULL;
3281 struct kmem_cache *cache = NULL;
3283 (void)alloc_inode_sb(sb, cache, GFP_NOFS);
3286 AC_DEFUN([LC_HAVE_ALLOC_INODE_SB], [
3287 AC_MSG_CHECKING([if alloc_inode_sb() exists])
3288 LB2_LINUX_TEST_RESULT([alloc_inode_sb], [
3289 AC_DEFINE(HAVE_ALLOC_INODE_SB, 1,
3290 [alloc_inode_sb() exists])
3292 ]) # LC_HAVE_ALLOC_INODE_SB
3295 # LC_GRAB_CACHE_PAGE_WRITE_BEGIN_WITH_FLAGS
3297 # Linux commit v5.18-rc5-221-gb7446e7cf15f
3298 # fs: Remove aop flags parameter from grab_cache_page_write_begin()
3300 AC_DEFUN([LC_SRC_GRAB_CACHE_PAGE_WRITE_BEGIN_WITH_FLAGS], [
3301 LB2_LINUX_TEST_SRC([grab_cache_page_write_begin_with_flags], [
3302 #include <linux/pagemap.h>
3304 struct address_space *mapping = NULL;
3305 (void)grab_cache_page_write_begin(mapping, 0, 1);
3308 AC_DEFUN([LC_GRAB_CACHE_PAGE_WRITE_BEGIN_WITH_FLAGS], [
3309 AC_MSG_CHECKING([if grab_cache_page_write_begin() has flags argument])
3310 LB2_LINUX_TEST_RESULT([grab_cache_page_write_begin_with_flags], [
3311 AC_DEFINE(HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN_WITH_FLAGS, 1,
3312 [grab_cache_page_write_begin() has flags argument])
3314 ]) # LC_GRAB_CACHE_PAGE_WRITE_BEGIN_WITH_FLAGS
3317 # LC_HAVE_ADDRESS_SPACE_OPERATIONS_READ_FOLIO
3319 # Linux commit v5.18-rc5-241-g5efe7448a142
3320 # fs: Introduce aops->read_folio
3322 AC_DEFUN([LC_SRC_HAVE_ADDRESS_SPACE_OPERATIONS_READ_FOLIO], [
3323 LB2_LINUX_TEST_SRC([address_space_operations_read_folio], [
3324 #include <linux/fs.h>
3326 struct address_space_operations *aops = NULL;
3327 struct file *file = NULL;
3328 struct folio *folio = NULL;
3329 int err = aops->read_folio(file, folio);
3333 AC_DEFUN([LC_HAVE_ADDRESS_SPACE_OPERATIONS_READ_FOLIO], [
3334 AC_MSG_CHECKING([if struct address_space_operations() has read_folio()])
3335 LB2_LINUX_TEST_RESULT([address_space_operations_read_folio], [
3336 AC_DEFINE(HAVE_AOPS_READ_FOLIO, 1,
3337 [struct address_space_operations() has read_folio()])
3339 ]) # LC_HAVE_ADDRESS_SPACE_OPERATIONS_READ_FOLIO
3342 # LC_HAVE_READ_CACHE_PAGE_FILLER_WITH_FILE
3344 # Linux commit v5.18-rc5-280-ge9b5b23e957e
3345 # fs: Change the type of filler_t
3347 AC_DEFUN([LC_SRC_HAVE_READ_CACHE_PAGE_FILLER_WITH_FILE], [
3348 LB2_LINUX_TEST_SRC([read_cache_page_filler_with_file], [
3349 #include <linux/pagemap.h>
3350 static inline int _filler(struct file *file, struct folio *f)
3355 struct address_space *mapping = NULL;
3356 struct file *file = NULL;
3357 struct page *page = read_cache_page(mapping, 0, _filler, file);
3361 AC_DEFUN([LC_HAVE_READ_CACHE_PAGE_FILLER_WITH_FILE], [
3362 AC_MSG_CHECKING([if read_cache_page() filler_t needs struct file])
3363 LB2_LINUX_TEST_RESULT([read_cache_page_filler_with_file], [
3364 AC_DEFINE(HAVE_READ_CACHE_PAGE_WANTS_FILE, 1,
3365 [read_cache_page() filler_t needs struct file])
3367 ]) # LC_HAVE_READ_CACHE_PAGE_FILLER_WITH_FILE
3370 # LC_HAVE_ADDRESS_SPACE_OPERATIONS_RELEASE_FOLIO
3372 # Linux commit v5.18-rc5-282-gfa29000b6b26
3373 # fs: Add aops->release_folio
3375 AC_DEFUN([LC_SRC_HAVE_ADDRESS_SPACE_OPERATIONS_RELEASE_FOLIO], [
3376 LB2_LINUX_TEST_SRC([address_space_operations_release_folio], [
3377 #include <linux/fs.h>
3379 struct address_space_operations *aops = NULL;
3380 struct folio *folio = NULL;
3381 int err = aops->release_folio(folio, GFP_KERNEL);
3385 AC_DEFUN([LC_HAVE_ADDRESS_SPACE_OPERATIONS_RELEASE_FOLIO], [
3386 AC_MSG_CHECKING([if struct address_space_operations() has release_folio()])
3387 LB2_LINUX_TEST_RESULT([address_space_operations_release_folio], [
3388 AC_DEFINE(HAVE_AOPS_RELEASE_FOLIO, 1,
3389 [struct address_space_operations() has release_folio()])
3391 ]) # LC_HAVE_ADDRESS_SPACE_OPERATIONS_RELEASE_FOLIO
3396 # Lustre linux kernel checks
3398 AC_DEFUN([LC_PROG_LINUX_SRC], [
3399 AS_IF([test "x$enable_gss" != xno], [
3400 LC_SRC_KEY_TYPE_INSTANTIATE_2ARGS
3401 LB2_SRC_CHECK_CONFIG_IM([CRYPTO_MD5])
3402 LB2_SRC_CHECK_CONFIG_IM([CRYPTO_SHA1])
3403 LB2_SRC_CHECK_CONFIG_IM([CRYPTO_SHA256])
3404 LB2_SRC_CHECK_CONFIG_IM([CRYPTO_SHA512])
3406 AS_IF([test "x$enable_server" != xno], [
3410 LC_SRC_CONFIG_FHANDLE
3411 LC_SRC_POSIX_ACL_CONFIG
3412 LC_SRC_HAVE_PROJECT_QUOTA
3415 LC_SRC_INVALIDATE_RANGE
3416 LC_SRC_HAVE_DIR_CONTEXT
3417 LC_SRC_D_COMPARE_5ARGS
3419 LC_SRC_PID_NS_FOR_CHILDREN
3422 LC_SRC_OLDSIZE_TRUNCATE_PAGECACHE
3423 LC_SRC_PTR_ERR_OR_ZERO_MISSING
3424 LC_SRC_HAVE_DENTRY_D_U_D_ALIAS_LIST
3425 LC_SRC_HAVE_DENTRY_D_U_D_ALIAS_HLIST
3426 LC_SRC_HAVE_DENTRY_D_CHILD
3427 LC_SRC_KIOCB_KI_LEFT
3428 LC_SRC_REGISTER_SHRINKER_RET
3431 LC_SRC_VFS_RENAME_5ARGS
3432 LC_SRC_VFS_UNLINK_3ARGS
3433 LC_SRC_HAVE_D_IS_POSITIVE
3436 LC_SRC_HAVE_BVEC_ITER
3437 LC_SRC_HAVE_TRUNCATE_IPAGES_FINAL
3438 LC_SRC_IOPS_RENAME_WITH_FLAGS
3442 LC_SRC_VFS_RENAME_6ARGS
3445 LC_SRC_DIRECTIO_USE_ITER
3446 LC_SRC_HAVE_IOV_ITER_INIT_DIRECTION
3447 LC_SRC_HAVE_IOV_ITER_TRUNCATE
3448 LC_SRC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER
3451 LC_SRC_HAVE_INTERVAL_BLK_INTEGRITY
3452 LC_SRC_KEY_MATCH_DATA
3453 LC_SRC_HAVE_BLK_INTEGRITY_ITER
3456 LC_SRC_NFS_FILLDIR_USE_CTX
3457 LC_SRC_PERCPU_COUNTER_INIT
3460 LC_SRC_KIOCB_HAS_NBYTES
3461 LC_SRC_HAVE_DQUOT_QC_DQBLK
3462 LC_SRC_HAVE_AIO_COMPLETE
3463 LC_SRC_HAVE_IS_ROOT_INODE
3466 LC_SRC_BACKING_DEV_INFO_REMOVAL
3467 LC_SRC_HAVE_BDI_CAP_MAP_COPY
3471 LC_SRC_HAVE___BI_CNT
3474 LC_SRC_BIO_ENDIO_USES_ONE_ARG
3475 LC_SRC_SYMLINK_OPS_USE_NAMEIDATA
3476 LC_SRC_ACCOUNT_PAGE_DIRTIED_3ARGS
3477 LC_SRC_HAVE_CRYPTO_ALLOC_SKCIPHER
3480 LC_SRC_HAVE_INTERVAL_EXP_BLK_INTEGRITY
3481 LC_SRC_HAVE_BIP_ITER_BIO_INTEGRITY_PAYLOAD
3482 LC_SRC_HAVE_CACHE_HEAD_HLIST
3483 LC_SRC_HAVE_XATTR_HANDLER_SIMPLIFIED
3486 LC_SRC_HAVE_LOCKS_LOCK_FILE_WAIT
3487 LC_SRC_HAVE_KEY_PAYLOAD_DATA_ARRAY
3488 LC_SRC_HAVE_XATTR_HANDLER_NAME
3489 LC_SRC_BIO_INTEGRITY_PREP_FN_RETURNS_BOOL
3491 LC_SRC_HAVE_SUBMIT_BIO_2ARGS
3492 LC_SRC_HAVE_CLEAN_BDEV_ALIASES
3495 LC_SRC_HAVE_FILE_DENTRY
3498 LC_SRC_HAVE_INODE_LOCK
3499 LC_SRC_HAVE_IOP_GET_LINK
3500 LC_SRC_HAVE_IN_COMPAT_SYSCALL
3501 LC_SRC_HAVE_XATTR_HANDLER_INODE_PARAM
3502 LC_SRC_LOCK_PAGE_MEMCG
3503 LC_SRC_HAVE_DOWN_WRITE_KILLABLE
3508 LC_SRC_DIRECTIO_2ARGS
3509 LC_SRC_GENERIC_WRITE_SYNC_2ARGS
3510 LC_SRC_FOP_ITERATE_SHARED
3513 LC_SRC_HAVE_POSIX_ACL_VALID_USER_NS
3514 LC_SRC_D_COMPARE_4ARGS
3515 LC_SRC_FULL_NAME_HASH_3ARGS
3516 LC_SRC_STRUCT_POSIX_ACL_XATTR
3520 LC_SRC_GROUP_INFO_GID
3522 LC_SRC_POSIX_ACL_UPDATE_MODE
3523 LC_SRC_HAVE_BDI_IO_PAGES
3526 LC_SRC_IOP_GENERIC_READLINK
3527 LC_SRC_HAVE_VM_FAULT_ADDRESS
3530 LC_SRC_INODEOPS_ENHANCED_GETATTR
3531 LC_SRC_VM_OPERATIONS_REMOVE_VMF_ARG
3532 LC_SRC_HAVE_KEY_USAGE_REFCOUNT
3533 LC_SRC_HAVE_CRYPTO_MAX_ALG_NAME_128
3537 LC_SRC_SUPER_BLOCK_S_UUID
3538 LC_SRC_SUPER_SETUP_BDI_NAME
3542 LC_SRC_BIO_INTEGRITY_ENABLED
3543 LC_SRC_HAVE_GET_INODE_USAGE
3546 LC_SRC_PAGEVEC_INIT_ONE_PARAM
3548 LC_SRC_INTERVAL_TREE_CACHED
3552 LC_SRC_VM_FAULT_RETRY
3556 LC_SRC_INODE_TIMESPEC64
3557 LC_SRC_ALLOC_FILE_PSEUDO
3560 LC_SRC_RADIX_TREE_TAG_SET
3561 LC_SRC_UAPI_LINUX_MOUNT_H
3562 LC_SRC_HAVE_SUNRPC_CACHE_HASH_LOCK_IS_A_SPINLOCK
3565 LC_SRC_HAVE_BVEC_ITER_ALL
3568 LC_SRC_KEYRING_SEARCH_4ARGS
3571 LC_SRC_BIO_BI_PHYS_SEGMENTS
3572 LC_SRC_LM_COMPARE_OWNER_EXISTS
3575 LC_SRC_FSCRYPT_DIGESTED_NAME
3578 LC_SRC_FSCRYPT_DUMMY_CONTEXT_ENABLED
3581 LC_SRC_FSCRYPT_FNAME_ALLOC_BUFFER
3582 LC_SRC_FSCRYPT_SET_CONTEXT
3583 LC_SRC_FSCRYPT_NOKEY_NAME
3584 LC_SRC_FSCRYPT_SET_TEST_DUMMY_ENC_CHAR_ARG
3585 LC_SRC_FSCRYPT_DUMMY_POLICY
3586 LC_SRC_HAVE_ITER_FILE_SPLICE_WRITE
3589 LC_SRC_FSCRYPT_IS_NOKEY_NAME
3590 LC_SRC_FSCRYPT_PREPARE_READDIR
3596 LC_SRC_HAVE_USER_NAMESPACE_ARG
3599 LC_SRC_HAVE_GET_ACL_RCU_ARG
3602 LC_SRC_HAVE_SECURITY_DENTRY_INIT_WITH_XATTR_NAME_ARG
3603 LC_SRC_HAVE_KIOCB_COMPLETE_2ARGS
3606 LC_SRC_HAVE_INVALIDATE_FOLIO
3607 LC_SRC_HAVE_DIRTY_FOLIO
3610 LC_SRC_HAVE_ALLOC_INODE_SB
3613 LC_SRC_GRAB_CACHE_PAGE_WRITE_BEGIN_WITH_FLAGS
3614 LC_SRC_HAVE_ADDRESS_SPACE_OPERATIONS_READ_FOLIO
3615 LC_SRC_HAVE_READ_CACHE_PAGE_FILLER_WITH_FILE
3616 LC_SRC_HAVE_ADDRESS_SPACE_OPERATIONS_RELEASE_FOLIO
3618 # kernel patch to extend integrity interface
3619 LC_SRC_BIO_INTEGRITY_PREP_FN
3622 AC_DEFUN([LC_PROG_LINUX_RESULTS], [
3623 AS_IF([test "x$enable_gss" != xno], [
3624 LC_KEY_TYPE_INSTANTIATE_2ARGS
3626 LB2_TEST_CHECK_CONFIG_IM([CRYPTO_MD5], [],
3628 [kernel MD5 support is recommended by using GSS.])])
3629 LB2_TEST_CHECK_CONFIG_IM([CRYPTO_SHA1], [],
3631 [kernel SHA1 support is recommended by using GSS.])])
3632 LB2_TEST_CHECK_CONFIG_IM([CRYPTO_SHA256], [],
3634 [kernel SHA256 support is recommended by using GSS.])])
3635 LB2_TEST_CHECK_CONFIG_IM([CRYPTO_SHA512], [],
3637 [kernel SHA512 support is recommended by using GSS.])])
3639 AS_IF([test "x$enable_server" != xno], [
3645 LC_HAVE_PROJECT_QUOTA
3652 LC_HAVE_DENTRY_D_U_D_ALIAS_LIST
3653 LC_HAVE_DENTRY_D_U_D_ALIAS_HLIST
3654 LC_HAVE_DENTRY_D_CHILD
3655 LC_PID_NS_FOR_CHILDREN
3658 LC_OLDSIZE_TRUNCATE_PAGECACHE
3659 LC_PTR_ERR_OR_ZERO_MISSING
3661 LC_REGISTER_SHRINKER_RET
3666 LC_HAVE_D_IS_POSITIVE
3670 LC_HAVE_TRUNCATE_IPAGES_FINAL
3671 LC_IOPS_RENAME_WITH_FLAGS
3678 LC_DIRECTIO_USE_ITER
3679 LC_HAVE_IOV_ITER_INIT_DIRECTION
3680 LC_HAVE_IOV_ITER_TRUNCATE
3681 LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER
3684 LC_HAVE_INTERVAL_BLK_INTEGRITY
3686 LC_HAVE_BLK_INTEGRITY_ITER
3689 LC_PERCPU_COUNTER_INIT
3690 LC_NFS_FILLDIR_USE_CTX
3694 LC_HAVE_DQUOT_QC_DQBLK
3695 LC_HAVE_AIO_COMPLETE
3696 LC_HAVE_IS_ROOT_INODE
3699 LC_BACKING_DEV_INFO_REMOVAL
3700 LC_HAVE_BDI_CAP_MAP_COPY
3707 LC_BIO_ENDIO_USES_ONE_ARG
3708 LC_SYMLINK_OPS_USE_NAMEIDATA
3709 LC_ACCOUNT_PAGE_DIRTIED_3ARGS
3710 LC_HAVE_CRYPTO_ALLOC_SKCIPHER
3713 LC_HAVE_INTERVAL_EXP_BLK_INTEGRITY
3714 LC_HAVE_BIP_ITER_BIO_INTEGRITY_PAYLOAD
3715 LC_HAVE_CACHE_HEAD_HLIST
3716 LC_HAVE_XATTR_HANDLER_SIMPLIFIED
3719 LC_HAVE_LOCKS_LOCK_FILE_WAIT
3720 LC_HAVE_KEY_PAYLOAD_DATA_ARRAY
3721 LC_HAVE_XATTR_HANDLER_NAME
3723 LC_HAVE_SUBMIT_BIO_2ARGS
3724 LC_HAVE_CLEAN_BDEV_ALIASES
3731 LC_HAVE_IOP_GET_LINK
3734 LC_HAVE_IN_COMPAT_SYSCALL
3735 LC_HAVE_XATTR_HANDLER_INODE_PARAM
3737 LC_HAVE_DOWN_WRITE_KILLABLE
3743 LC_GENERIC_WRITE_SYNC_2ARGS
3744 LC_FOP_ITERATE_SHARED
3747 LC_HAVE_POSIX_ACL_VALID_USER_NS
3749 LC_FULL_NAME_HASH_3ARGS
3750 LC_STRUCT_POSIX_ACL_XATTR
3756 LC_POSIX_ACL_UPDATE_MODE
3757 LC_HAVE_BDI_IO_PAGES
3760 LC_IOP_GENERIC_READLINK
3761 LC_HAVE_VM_FAULT_ADDRESS
3764 LC_INODEOPS_ENHANCED_GETATTR
3765 LC_VM_OPERATIONS_REMOVE_VMF_ARG
3766 LC_HAVE_KEY_USAGE_REFCOUNT
3767 LC_HAVE_CRYPTO_MAX_ALG_NAME_128
3771 LC_SUPER_BLOCK_S_UUID
3772 LC_SUPER_SETUP_BDI_NAME
3776 LC_BIO_INTEGRITY_ENABLED
3777 LC_BIO_INTEGRITY_PREP_FN_RETURNS_BOOL
3778 LC_HAVE_GET_INODE_USAGE
3781 LC_PAGEVEC_INIT_ONE_PARAM
3783 LC_INTERVAL_TREE_CACHED
3791 LC_ALLOC_FILE_PSEUDO
3795 LC_RADIX_TREE_TAG_SET
3796 LC_UAPI_LINUX_MOUNT_H
3797 LC_HAVE_SUNRPC_CACHE_HASH_LOCK_IS_A_SPINLOCK
3800 LC_HAVE_BVEC_ITER_ALL
3803 LC_KEYRING_SEARCH_4ARGS
3806 LC_BIO_BI_PHYS_SEGMENTS
3807 LC_LM_COMPARE_OWNER_EXISTS
3810 LC_FSCRYPT_DIGESTED_NAME
3813 LC_FSCRYPT_DUMMY_CONTEXT_ENABLED
3816 LC_HAVE_ITER_FILE_SPLICE_WRITE
3819 LC_FSCRYPT_FNAME_ALLOC_BUFFER
3820 LC_FSCRYPT_SET_CONTEXT
3821 LC_FSCRYPT_D_REVALIDATE
3822 LC_FSCRYPT_NOKEY_NAME
3823 LC_FSCRYPT_SET_TEST_DUMMY_ENC_CHAR_ARG
3824 LC_FSCRYPT_DUMMY_POLICY
3827 LC_FSCRYPT_IS_NOKEY_NAME
3828 LC_FSCRYPT_PREPARE_READDIR
3834 LC_HAVE_USER_NAMESPACE_ARG
3837 LC_HAVE_GET_ACL_RCU_ARG
3840 LC_HAVE_SECURITY_DENTRY_INIT_WITH_XATTR_NAME_ARG
3841 LC_HAVE_KIOCB_COMPLETE_2ARGS
3842 LC_EXPORTS_DELETE_FROM_PAGE_CACHE
3845 LC_HAVE_INVALIDATE_FOLIO
3849 LC_HAVE_ALLOC_INODE_SB
3852 LC_GRAB_CACHE_PAGE_WRITE_BEGIN_WITH_FLAGS
3853 LC_HAVE_ADDRESS_SPACE_OPERATIONS_READ_FOLIO
3854 LC_HAVE_READ_CACHE_PAGE_FILLER_WITH_FILE
3855 LC_HAVE_ADDRESS_SPACE_OPERATIONS_RELEASE_FOLIO
3857 # kernel patch to extend integrity interface
3858 LC_BIO_INTEGRITY_PREP_FN
3864 # Lustre linux kernel checks
3866 AC_DEFUN([LC_PROG_LINUX], [
3867 AC_MSG_NOTICE([Lustre kernel checks
3868 ==============================================================================])
3873 LC_CONFIG_HEALTH_CHECK_WRITE
3874 LC_CONFIG_LRU_RESIZE
3877 LC_GLIBC_SUPPORT_FHANDLES
3878 LC_GLIBC_SUPPORT_COPY_FILE_RANGE
3882 # 4.1.0 - Check export
3883 LC_HAVE_SYNC_READ_WRITE
3885 # 4.8 - Check export
3886 LC_EXPORT_DEFAULT_FILE_SPLICE_READ
3888 # 5.2 - Check export
3889 LC_ACCOUNT_PAGE_DIRTIED
3896 # Check whether to build the client side of Lustre
3898 AC_DEFUN([LC_CONFIG_CLIENT], [
3899 AC_MSG_CHECKING([whether to build Lustre client support])
3900 AC_ARG_ENABLE([client],
3901 AS_HELP_STRING([--disable-client],
3902 [disable Lustre client support]),
3903 [], [enable_client="yes"])
3904 AC_MSG_RESULT([$enable_client])
3905 ]) # LC_CONFIG_CLIENT
3910 AC_DEFUN([LB_CONFIG_MPITESTS], [
3911 AC_ARG_ENABLE([mpitests],
3912 AS_HELP_STRING([--enable-mpitests=<yes|no|mpicc wrapper>],
3913 [include mpi tests]), [
3914 enable_mpitests="yes"
3917 MPICC_WRAPPER="mpicc"
3918 MPI_BIN=$(eval which $MPICC_WRAPPER | xargs dirname)
3921 enable_mpitests="no"
3925 MPICC_WRAPPER=$enableval
3926 MPI_BIN=$(eval echo $MPICC_WRAPPER | xargs dirname)
3930 enable_mpitests="yes"
3931 MPICC_WRAPPER="mpicc"
3932 MPI_BIN=$(eval which $MPICC_WRAPPER | xargs dirname)
3935 if test "x$enable_mpitests" != "xno"; then
3938 AC_CACHE_CHECK([whether mpitests can be built],
3939 lb_cv_mpi_tests, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([
3943 MPI_Initialized(&flag);
3946 ])], [lb_cv_mpi_tests="yes"], [lb_cv_mpi_tests="no"])
3948 enable_mpitests=$lb_cv_mpi_tests
3952 AC_SUBST(MPICC_WRAPPER)
3953 ]) # LB_CONFIG_MPITESTS
3958 # whether to enable quota support global control
3960 AC_DEFUN([LC_ENABLE_QUOTA], [
3961 AC_MSG_CHECKING([whether to enable quota support global control])
3962 AC_ARG_ENABLE([quota],
3963 AS_HELP_STRING([--enable-quota],
3964 [enable quota support]),
3965 [], [enable_quota="yes"])
3966 AS_IF([test "x$enable_quota" = xyes],
3967 [AC_MSG_RESULT([yes])],
3968 [AC_MSG_RESULT([no])])
3969 ]) # LC_ENABLE_QUOTA
3974 AC_DEFUN([LC_QUOTA], [
3978 AS_IF([test "x$enable_quota" != xno -a "x$enable_utils" != xno], [
3979 AC_CHECK_HEADER([sys/quota.h],
3980 [AC_DEFINE(HAVE_SYS_QUOTA_H, 1,
3981 [Define to 1 if you have <sys/quota.h>.])],
3982 [AC_MSG_ERROR([did not find <sys/quota.h> on your system])])
3989 # configure support for optional OSD implementation
3991 AC_DEFUN([LC_OSD_ADDON], [
3992 AC_MSG_CHECKING([whether to use OSD addon])
3994 AS_HELP_STRING([--with-osd=path],
3995 [set path to optional osd]),
4002 OSDADDON="$with_osd"
4009 AS_IF([test $ENABLEOSDADDON -eq 0], [
4013 OSDMODNAME=$(basename $OSDADDON)
4014 AS_IF([test -e $LUSTRE/$OSDMODNAME], [
4015 AC_MSG_RESULT([cannot link])
4017 ], [ln -s $OSDADDON $LUSTRE/$OSDMODNAME], [
4018 AC_MSG_RESULT([$OSDMODNAME])
4019 OSDADDON="obj-m += $OSDMODNAME/"
4021 AC_MSG_RESULT([cannot link])
4031 # Check whether to enable Lustre client crypto
4033 AC_DEFUN([LC_CONFIG_CRYPTO], [
4034 AC_MSG_CHECKING([whether to enable Lustre client crypto])
4035 AC_ARG_ENABLE([crypto],
4036 AS_HELP_STRING([--enable-crypto=yes|no|in-kernel],
4037 [enable Lustre client crypto (default is yes), use 'in-kernel' to force use of in-kernel fscrypt instead of embedded llcrypt]),
4038 [], [enable_crypto="auto"])
4039 AS_IF([test "x$enable_crypto" != xno -a "x$enable_dist" = xno], [
4043 LC_FSCRYPT_SUPPORT])
4044 AS_IF([test "x$enable_crypto" = xin-kernel], [
4045 AS_IF([test "x$has_fscrypt_support" = xyes], [
4046 AC_DEFINE(HAVE_LUSTRE_CRYPTO, 1, [Enable Lustre client crypto via in-kernel fscrypt])], [
4047 AC_MSG_ERROR([Lustre client crypto cannot be enabled via in-kernel fscrypt.])
4048 enable_crypto=no])],
4049 [AS_IF([test "x$has_is_encrypted" = xyes], [
4050 AC_DEFINE(HAVE_LUSTRE_CRYPTO, 1, [Enable Lustre client crypto via embedded llcrypt])
4051 AC_DEFINE(CONFIG_LL_ENCRYPTION, 1, [embedded llcrypt])
4052 AC_DEFINE(HAVE_FSCRYPT_DUMMY_CONTEXT_ENABLED, 1, [embedded llcrypt uses llcrypt_dummy_context_enabled()])
4053 enable_crypto="embedded-llcrypt"
4054 enable_llcrypt=yes], [
4055 AS_IF([test "x$enable_crypto" = xyes],
4056 [AC_MSG_ERROR([Lustre client crypto cannot be enabled because of lack of encryption support in your kernel.])])
4057 AS_IF([test "x$enable_crypto" != xno -a "x$enable_dist" = xno],
4058 [AC_MSG_WARN(Lustre client crypto cannot be enabled because of lack of encryption support in your kernel.)])
4059 enable_crypto=no])])
4060 AS_IF([test "x$enable_dist" != xno], [
4062 enable_llcrypt=yes])
4063 AC_MSG_RESULT([$enable_crypto])
4064 ]) # LC_CONFIG_CRYPTO
4069 # other configure checks
4071 AC_DEFUN([LC_CONFIGURE], [
4072 AC_MSG_NOTICE([Lustre core checks
4073 ==============================================================================])
4075 AS_IF([test $target_cpu == "i686" -o $target_cpu == "x86_64"],
4076 [CFLAGS="$CFLAGS -Wall -Werror"])
4078 # maximum MDS thread count
4081 # lustre/utils/gss/gss_util.c
4082 # lustre/utils/gss/gssd_proc.c
4083 # lustre/utils/gss/krb5_util.c
4084 # lustre/utils/llog_reader.c
4085 # lustre/utils/create_iam.c
4086 # lustre/utils/libiam.c
4087 AC_CHECK_HEADERS([netdb.h endian.h])
4088 AC_CHECK_FUNCS([gethostbyname])
4090 # lustre/utils/llverfs.c lustre/utils/libmount_utils_ldiskfs.c
4091 AC_CHECK_HEADERS([ext2fs/ext2fs.h], [], [
4092 AS_IF([test "x$enable_utils" = xyes -a "x$enable_ldiskfs" = xyes], [
4094 ext2fs.h not found. Please install e2fsprogs development package.
4099 # lustre/tests/statx_test.c
4100 AC_CHECK_FUNCS([statx])
4102 # lustre/utils/lfs.c
4103 AS_IF([test "$enable_dist" = "no"], [
4104 AC_CHECK_LIB([z], [crc32], [
4105 AC_CHECK_HEADER([zlib.h], [], [
4106 AC_MSG_ERROR([zlib.h not found.])])
4109 zlib library not found. Please install zlib development package.])
4115 AC_CHECK_LIB([selinux], [is_selinux_enabled],
4116 [AC_CHECK_HEADERS([selinux/selinux.h],
4117 [SELINUX="-lselinux"
4118 AC_DEFINE([HAVE_SELINUX], 1,
4119 [support for selinux ])],
4122 No libselinux-devel package found, unable to build selinux enabled tools
4127 No selinux package found, unable to build selinux enabled tools
4132 AC_CHECK_LIB([keyutils], [add_key])
4135 AC_MSG_CHECKING([whether to report minimum OST free space])
4136 AC_ARG_ENABLE([mindf],
4137 AS_HELP_STRING([--enable-mindf],
4138 [Make statfs report the minimum available space on any single OST instead of the sum of free space on all OSTs]),
4139 [], [enable_mindf="no"])
4140 AC_MSG_RESULT([$enable_mindf])
4141 AS_IF([test "$enable_mindf" = "yes"],
4142 [AC_DEFINE([MIN_DF], 1, [Report minimum OST free space])])
4144 AC_MSG_CHECKING([whether to randomly failing memory alloc])
4145 AC_ARG_ENABLE([fail_alloc],
4146 AS_HELP_STRING([--disable-fail-alloc],
4147 [disable randomly alloc failure]),
4148 [], [enable_fail_alloc="yes"])
4149 AC_MSG_RESULT([$enable_fail_alloc])
4150 AS_IF([test "x$enable_fail_alloc" != xno],
4151 [AC_DEFINE([RANDOM_FAIL_ALLOC], 1,
4152 [enable randomly alloc failure])])
4154 AC_MSG_CHECKING([whether to check invariants (expensive cpu-wise)])
4155 AC_ARG_ENABLE([invariants],
4156 AS_HELP_STRING([--enable-invariants],
4157 [enable invariant checking (cpu intensive)]),
4158 [], [enable_invariants="no"])
4159 AC_MSG_RESULT([$enable_invariants])
4160 AS_IF([test "x$enable_invariants" = xyes],
4161 [AC_DEFINE([CONFIG_LUSTRE_DEBUG_EXPENSIVE_CHECK], 1,
4162 [enable invariant checking])])
4164 AC_MSG_CHECKING([whether to track references with lu_ref])
4165 AC_ARG_ENABLE([lu_ref],
4166 AS_HELP_STRING([--enable-lu_ref],
4167 [enable lu_ref reference tracking code]),
4168 [], [enable_lu_ref="no"])
4169 AC_MSG_RESULT([$enable_lu_ref])
4170 AS_IF([test "x$enable_lu_ref" = xyes],
4171 [AC_DEFINE([CONFIG_LUSTRE_DEBUG_LU_REF], 1,
4172 [enable lu_ref reference tracking code])])
4174 AC_MSG_CHECKING([whether to enable page state tracking])
4175 AC_ARG_ENABLE([pgstate-track],
4176 AS_HELP_STRING([--enable-pgstate-track],
4177 [enable page state tracking]),
4178 [], [enable_pgstat_track="no"])
4179 AC_MSG_RESULT([$enable_pgstat_track])
4180 AS_IF([test "x$enable_pgstat_track" = xyes],
4181 [AC_DEFINE([CONFIG_DEBUG_PAGESTATE_TRACKING], 1,
4182 [enable page state tracking code])])
4185 AC_MSG_CHECKING([systemd unit file directory])
4186 AC_ARG_WITH([systemdsystemunitdir],
4187 [AS_HELP_STRING([--with-systemdsystemunitdir=DIR],
4188 [Directory for systemd service files])],
4189 [], [with_systemdsystemunitdir=auto])
4190 AS_IF([test "x$with_systemdsystemunitdir" = "xyes" -o "x$with_systemdsystemunitdir" = "xauto"],
4191 [def_systemdsystemunitdir=$($PKG_CONFIG --variable=systemdsystemunitdir systemd)
4192 AS_IF([test "x$def_systemdsystemunitdir" = "x"],
4193 [AS_IF([test "x$with_systemdsystemunitdir" = "xyes"],
4194 [AC_MSG_ERROR([systemd support requested but pkg-config unable to query systemd package])])
4195 with_systemdsystemunitdir=no],
4196 [with_systemdsystemunitdir="$def_systemdsystemunitdir"])])
4197 AS_IF([test "x$with_systemdsystemunitdir" != "xno"],
4198 [AC_SUBST([systemdsystemunitdir], [$with_systemdsystemunitdir])])
4199 AC_MSG_RESULT([$with_systemdsystemunitdir])
4201 AC_MSG_CHECKING([bash-completion directory])
4202 AC_ARG_WITH([bash-completion-dir],
4203 AS_HELP_STRING([--with-bash-completion-dir[=PATH]],
4204 [Install the bash auto-completion script in this directory.]),
4206 [with_bash_completion_dir=yes])
4207 AS_IF([test "x$with_bash_completion_dir" = "xyes"], [
4208 BASH_COMPLETION_DIR="`pkg-config --variable=completionsdir bash-completion`"
4209 AS_IF([test "x$BASH_COMPLETION_DIR" = "x"], [
4210 [BASH_COMPLETION_DIR="/usr/share/bash-completion/completions"]
4213 BASH_COMPLETION_DIR="$with_bash_completion_dir"
4215 AC_SUBST([BASH_COMPLETION_DIR])
4216 AC_MSG_RESULT([$BASH_COMPLETION_DIR])
4222 # AM_CONDITIONALS for lustre
4224 AC_DEFUN([LC_CONDITIONALS], [
4225 AM_CONDITIONAL(MPITESTS, test x$enable_mpitests = xyes, Build MPI Tests)
4226 AM_CONDITIONAL(CLIENT, test x$enable_client = xyes)
4227 AM_CONDITIONAL(SERVER, test x$enable_server = xyes)
4228 AM_CONDITIONAL(SPLIT, test x$enable_split = xyes)
4229 AM_CONDITIONAL(EXT2FS_DEVEL, test x$ac_cv_header_ext2fs_ext2fs_h = xyes)
4230 AM_CONDITIONAL(GSS, test x$enable_gss = xyes)
4231 AM_CONDITIONAL(GSS_KEYRING, test x$enable_gss_keyring = xyes)
4232 AM_CONDITIONAL(GSS_PIPEFS, test x$enable_gss_pipefs = xyes)
4233 AM_CONDITIONAL(GSS_SSK, test x$enable_ssk = xyes)
4234 AM_CONDITIONAL(LIBPTHREAD, test x$enable_libpthread = xyes)
4235 AM_CONDITIONAL(HAVE_SYSTEMD, test "x$with_systemdsystemunitdir" != "xno")
4236 AM_CONDITIONAL(ENABLE_BASH_COMPLETION, test "x$with_bash_completion_dir" != "xno")
4237 AM_CONDITIONAL(XATTR_HANDLER, test "x$lb_cv_compile_xattr_handler_flags" = xyes)
4238 AM_CONDITIONAL(SELINUX, test "$SELINUX" = "-lselinux")
4239 AM_CONDITIONAL(GETSEPOL, test x$enable_getsepol = xyes)
4240 AM_CONDITIONAL(LLCRYPT, test x$enable_llcrypt = xyes)
4241 AM_CONDITIONAL(LIBAIO, test x$enable_libaio = xyes)
4242 ]) # LC_CONDITIONALS
4247 # files that should be generated with AC_OUTPUT
4249 AC_DEFUN([LC_CONFIG_FILES],
4253 lustre/autoconf/Makefile
4254 lustre/conf/Makefile
4255 lustre/conf/resource/Makefile
4256 lustre/contrib/Makefile
4258 lustre/include/Makefile
4259 lustre/include/lustre/Makefile
4260 lustre/include/uapi/linux/lustre/Makefile
4261 lustre/kernel_patches/targets/5.14-rhel9.1.target
4262 lustre/kernel_patches/targets/5.14-rhel9.0.target
4263 lustre/kernel_patches/targets/4.18-rhel8.7.target
4264 lustre/kernel_patches/targets/4.18-rhel8.6.target
4265 lustre/kernel_patches/targets/4.18-rhel8.5.target
4266 lustre/kernel_patches/targets/4.18-rhel8.4.target
4267 lustre/kernel_patches/targets/4.18-rhel8.3.target
4268 lustre/kernel_patches/targets/4.18-rhel8.2.target
4269 lustre/kernel_patches/targets/4.18-rhel8.1.target
4270 lustre/kernel_patches/targets/4.18-rhel8.target
4271 lustre/kernel_patches/targets/3.10-rhel7.9.target
4272 lustre/kernel_patches/targets/3.10-rhel7.8.target
4273 lustre/kernel_patches/targets/3.10-rhel7.7.target
4274 lustre/kernel_patches/targets/3.10-rhel7.6.target
4275 lustre/kernel_patches/targets/3.10-rhel7.5.target
4276 lustre/kernel_patches/targets/4.14-rhel7.5.target
4277 lustre/kernel_patches/targets/4.14-rhel7.6.target
4278 lustre/kernel_patches/targets/4.12-sles12sp4.target
4279 lustre/kernel_patches/targets/4.12-sles12sp5.target
4280 lustre/kernel_patches/targets/4.12-sles15sp1.target
4281 lustre/kernel_patches/targets/5.3-sles15sp2.target
4282 lustre/kernel_patches/targets/5.3-sles15sp3.target
4283 lustre/kernel_patches/targets/5.14-sles15sp4.target
4284 lustre/kernel_patches/targets/3.x-fc18.target
4285 lustre/kernel_patches/targets/5.10-oe2203.target
4286 lustre/ldlm/Makefile
4287 lustre/ldlm/autoMakefile
4288 lustre/ec/autoMakefile
4291 lustre/fid/autoMakefile
4292 lustre/llite/Makefile
4293 lustre/llite/autoMakefile
4295 lustre/lov/autoMakefile
4297 lustre/mdc/autoMakefile
4299 lustre/lmv/autoMakefile
4300 lustre/lfsck/Makefile
4301 lustre/lfsck/autoMakefile
4303 lustre/mdt/autoMakefile
4305 lustre/mdd/autoMakefile
4307 lustre/fld/autoMakefile
4308 lustre/obdclass/Makefile
4309 lustre/obdclass/autoMakefile
4310 lustre/obdecho/Makefile
4311 lustre/obdecho/autoMakefile
4313 lustre/ofd/autoMakefile
4315 lustre/osc/autoMakefile
4317 lustre/ost/autoMakefile
4318 lustre/osd-ldiskfs/Makefile
4319 lustre/osd-ldiskfs/autoMakefile
4320 lustre/osd-zfs/Makefile
4321 lustre/osd-zfs/autoMakefile
4323 lustre/mgc/autoMakefile
4325 lustre/mgs/autoMakefile
4326 lustre/target/Makefile
4327 lustre/target/autoMakefile
4328 lustre/ptlrpc/Makefile
4329 lustre/ptlrpc/autoMakefile
4330 lustre/ptlrpc/gss/Makefile
4331 lustre/ptlrpc/gss/autoMakefile
4332 lustre/quota/Makefile
4333 lustre/quota/autoMakefile
4334 lustre/scripts/Makefile
4335 lustre/scripts/systemd/Makefile
4336 lustre/tests/Makefile
4337 lustre/tests/mpi/Makefile
4338 lustre/tests/iabf/Makefile
4339 lustre/tests/lutf/Makefile
4340 lustre/tests/lutf/src/Makefile
4341 lustre/tests/kernel/Makefile
4342 lustre/tests/kernel/autoMakefile
4343 lustre/utils/Makefile
4344 lustre/utils/gss/Makefile
4346 lustre/osp/autoMakefile
4348 lustre/lod/autoMakefile
4350 ]) # LC_CONFIG_FILES