4 # Wrapper for AC_CONFIG_SUBDIR
6 AC_DEFUN([LC_CONFIG_SRCDIR], [
7 AC_CONFIG_SRCDIR([lustre/obdclass/obdo.c])
15 # lustre specific paths
17 AC_DEFUN([LC_PATH_DEFAULTS], [
18 # ptlrpc kernel build requires this
26 demodir='$(docdir)/demo'
29 pkgexampledir='${pkgdatadir}/examples'
30 AC_SUBST(pkgexampledir)
36 # is the target os supported?
38 AC_DEFUN([LC_TARGET_SUPPORTED], [
47 ]) # LC_TARGET_SUPPORTED
50 # LC_GLIBC_SUPPORT_FHANDLES
52 AC_DEFUN([LC_GLIBC_SUPPORT_FHANDLES], [
53 AC_CHECK_FUNCS([name_to_handle_at],
54 [AC_DEFINE(HAVE_FHANDLE_GLIBC_SUPPORT, 1,
55 [file handle and related syscalls are supported])],
56 [AC_MSG_WARN([file handle and related syscalls are not supported])])
57 ]) # LC_GLIBC_SUPPORT_FHANDLES
62 # Ensure the stack size is at least 8k in Lustre server (all kernels)
64 AC_DEFUN([LC_STACK_SIZE], [
65 LB_CHECK_COMPILE([if stack size is at least 8k],
67 #include <linux/thread_info.h>
69 #if THREAD_SIZE < 8192
70 #error "stack size < 8192"
72 ], [], [AC_MSG_ERROR([
74 Lustre requires that Linux is configured with at least a 8KB stack.
81 # Allow the user to set the MDS thread upper limit
83 AC_DEFUN([LC_MDS_MAX_THREADS], [
84 AC_MSG_CHECKING([for maximum number of MDS threads])
85 AC_ARG_WITH([mds_max_threads],
86 AC_HELP_STRING([--with-mds-max-threads=count],
87 [maximum threads available on the MDS: (default=512)]),
88 [AC_DEFINE_UNQUOTED(MDS_MAX_THREADS, $with_mds_max_threads,
89 [maximum number of MDS threads])])
90 AC_MSG_RESULT([$with_mds_max_threads])
91 ]) # LC_MDS_MAX_THREADS
96 # the pinger is temporary, until we have the recovery node in place
98 AC_DEFUN([LC_CONFIG_PINGER], [
99 AC_MSG_CHECKING([whether to enable Lustre pinger support])
100 AC_ARG_ENABLE([pinger],
101 AC_HELP_STRING([--disable-pinger],
102 [disable recovery pinger support]),
103 [], [enable_pinger="yes"])
104 AC_MSG_RESULT([$enable_pinger])
105 AS_IF([test "x$enable_pinger" != xno],
106 [AC_DEFINE(ENABLE_PINGER, 1,[Use the Pinger])])
107 ]) # LC_CONFIG_PINGER
112 # do checksum of bulk data between client and OST
114 AC_DEFUN([LC_CONFIG_CHECKSUM], [
115 AC_MSG_CHECKING([whether to enable data checksum support])
116 AC_ARG_ENABLE([checksum],
117 AC_HELP_STRING([--disable-checksum],
118 [disable data checksum support]),
119 [], [enable_checksum="yes"])
120 AC_MSG_RESULT([$enable_checksum])
121 AS_IF([test "x$enable_checksum" != xno],
122 [AC_DEFINE(ENABLE_CHECKSUM, 1, [do data checksums])])
123 ]) # LC_CONFIG_CHECKSUM
126 # LC_CONFIG_HEALTH_CHECK_WRITE
128 # Turn off the actual write to the disk
130 AC_DEFUN([LC_CONFIG_HEALTH_CHECK_WRITE], [
131 AC_MSG_CHECKING([whether to enable a write with the health check])
132 AC_ARG_ENABLE([health_write],
133 AC_HELP_STRING([--enable-health_write],
134 [enable disk writes when doing health check]),
135 [], [enable_health_write="no"])
136 AC_MSG_RESULT([$enable_health_write])
137 AS_IF([test "x$enable_health_write" != xno],
138 [AC_DEFINE(USE_HEALTH_CHECK_WRITE, 1, [Write when Checking Health])])
139 ]) # LC_CONFIG_HEALTH_CHECK_WRITE
142 # LC_CONFIG_LRU_RESIZE
144 AC_DEFUN([LC_CONFIG_LRU_RESIZE], [
145 AC_MSG_CHECKING([whether to enable lru self-adjusting])
146 AC_ARG_ENABLE([lru_resize],
147 AC_HELP_STRING([--enable-lru-resize],
148 [enable lru resize support]),
149 [], [enable_lru_resize="yes"])
150 AC_MSG_RESULT([$enable_lru_resize])
151 AS_IF([test "x$enable_lru_resize" != xno],
152 [AC_DEFINE(HAVE_LRU_RESIZE_SUPPORT, 1, [Enable lru resize support])])
153 ]) # LC_CONFIG_LRU_RESIZE
158 # Quota support. The kernel must support CONFIG_QUOTA.
160 AC_DEFUN([LC_QUOTA_CONFIG], [
161 LB_CHECK_CONFIG_IM([QUOTA], [],
164 Lustre quota requires that CONFIG_QUOTA is enabled in your kernel.
169 # LC_EXPORT_TRUNCATE_COMPLETE_PAGE
171 # truncate_complete_page() has never been exported from an upstream kernel
172 # remove_from_page_cache() was exported between 2.6.35 and 2.6.38
173 # delete_from_page_cache() is exported from 2.6.39
175 AC_DEFUN([LC_EXPORT_TRUNCATE_COMPLETE_PAGE], [
176 LB_CHECK_EXPORT([truncate_complete_page], [mm/truncate.c],
177 [AC_DEFINE(HAVE_TRUNCATE_COMPLETE_PAGE, 1,
178 [kernel export truncate_complete_page])])
179 LB_CHECK_EXPORT([remove_from_page_cache], [mm/filemap.c],
180 [AC_DEFINE(HAVE_REMOVE_FROM_PAGE_CACHE, 1,
181 [kernel export remove_from_page_cache])])
182 LB_CHECK_EXPORT([delete_from_page_cache], [mm/filemap.c],
183 [AC_DEFINE(HAVE_DELETE_FROM_PAGE_CACHE, 1,
184 [kernel export delete_from_page_cache])])
185 ]) # LC_EXPORT_TRUNCATE_COMPLETE_PAGE
188 # LC_CONFIG_GSS_KEYRING
190 # default 'auto', tests for dependencies, if found, enables;
191 # only called if gss is enabled
193 AC_DEFUN([LC_CONFIG_GSS_KEYRING], [
194 AC_MSG_CHECKING([whether to enable gss keyring backend])
195 AC_ARG_ENABLE([gss_keyring],
196 [AC_HELP_STRING([--disable-gss-keyring],
197 [disable gss keyring backend])],
198 [], [enable_gss_keyring="auto"])
199 AC_MSG_RESULT([$enable_gss_keyring])
200 AS_IF([test "x$enable_gss_keyring" != xno], [
201 LB_CHECK_CONFIG_IM([KEYS], [], [
202 gss_keyring_conf_test="fail"
203 AC_MSG_WARN([GSS keyring backend requires that CONFIG_KEYS be enabled in your kernel.])])
205 AC_CHECK_LIB([keyutils], [keyctl_search], [], [
206 gss_keyring_conf_test="fail"
207 AC_MSG_WARN([GSS keyring backend requires libkeyutils])])
209 AS_IF([test "x$gss_keyring_conf_test" != xfail], [
210 AC_DEFINE([HAVE_GSS_KEYRING], [1],
211 [Define this if you enable gss keyring backend])
212 enable_gss_keyring="yes"
214 AS_IF([test "x$enable_gss_keyring" = xyes], [
215 AC_MSG_ERROR([Cannot enable gss_keyring. See above for details.])
219 ]) # LC_CONFIG_GSS_KEYRING
222 # LC_HAVE_CRED_TGCRED
224 # rhel7 struct cred has no member tgcred
226 AC_DEFUN([LC_HAVE_CRED_TGCRED], [
227 LB_CHECK_COMPILE([if 'struct cred' has member 'tgcred'],
229 #include <linux/cred.h>
231 ((struct cred *)0)->tgcred = NULL;
233 AC_DEFINE(HAVE_CRED_TGCRED, 1,
234 [struct cred has member tgcred])
236 ]) # LC_HAVE_CRED_TGCRED
239 # LC_KEY_TYPE_INSTANTIATE_2ARGS
241 # rhel7 key_type->instantiate takes 2 args (struct key, struct key_preparsed_payload)
243 AC_DEFUN([LC_KEY_TYPE_INSTANTIATE_2ARGS], [
244 LB_CHECK_COMPILE([if 'key_type->instantiate' has two args],
245 key_type_instantiate_2args, [
246 #include <linux/key-type.h>
248 ((struct key_type *)0)->instantiate(0, NULL);
250 AC_DEFINE(HAVE_KEY_TYPE_INSTANTIATE_2ARGS, 1,
251 [key_type->instantiate has two args])
253 ]) # LC_KEY_TYPE_INSTANTIATE_2ARGS
258 AC_DEFUN([LC_CONFIG_SUNRPC], [
259 LB_CHECK_CONFIG_IM([SUNRPC], [], [
260 AS_IF([test "x$sunrpc_required" = xyes], [
263 kernel SUNRPC support is required by using GSS.
266 ]) # LC_CONFIG_SUNRPC
269 # LC_HAVE_CRYPTO_HASH
271 # 4.6 kernel commit 896545098777564212b9e91af4c973f094649aa7
272 # removed crypto_hash support. Since GSS only works with
273 # crypto_hash it has to be disabled for newer distros.
275 AC_DEFUN([LC_HAVE_CRYPTO_HASH], [
276 LB_CHECK_COMPILE([if crypto_hash API is supported],
278 #include <linux/crypto.h>
280 crypto_hash_digestsize(NULL);
281 ], [], [enable_gss="no"])
283 ]) # LC_HAVE_CRYPTO_HASH
286 # LC_CONFIG_GSS (default 'auto' (tests for dependencies, if found, enables))
288 # Build gss and related tools of Lustre. Currently both kernel and user space
289 # parts are depend on linux platform.
291 AC_DEFUN([LC_CONFIG_GSS], [
292 AC_MSG_CHECKING([whether to enable gss support])
294 [AC_HELP_STRING([--enable-gss], [enable gss support])],
295 [], [enable_gss="auto"])
296 AC_MSG_RESULT([$enable_gss])
298 AS_IF([test "x$enable_gss" != xno], [
299 LC_CONFIG_GSS_KEYRING
302 LC_KEY_TYPE_INSTANTIATE_2ARGS
303 sunrpc_required=$enable_gss
307 LB_CHECK_CONFIG_IM([CRYPTO_MD5], [],
308 [AC_MSG_WARN([kernel MD5 support is recommended by using GSS.])])
309 LB_CHECK_CONFIG_IM([CRYPTO_SHA1], [],
310 [AC_MSG_WARN([kernel SHA1 support is recommended by using GSS.])])
311 LB_CHECK_CONFIG_IM([CRYPTO_SHA256], [],
312 [AC_MSG_WARN([kernel SHA256 support is recommended by using GSS.])])
313 LB_CHECK_CONFIG_IM([CRYPTO_SHA512], [],
314 [AC_MSG_WARN([kernel SHA512 support is recommended by using GSS.])])
316 require_krb5=$enable_gss
320 AS_IF([test -n "$KRBDIR"], [
321 gss_conf_test="success"
323 gss_conf_test="failure"
326 AS_IF([test "x$gss_conf_test" = xsuccess && test "x$enable_gss" != xno], [
327 AC_DEFINE([HAVE_GSS], [1], [Define this is if you enable gss])
330 enable_gss_keyring="no"
334 enable_ssk=$enable_gss
336 enable_gss_keyring="no"
342 # OpenSSL 1.0+ return int for HMAC functions but older SLES11 versions do not
343 AC_DEFUN([LC_OPENSSL_SSK], [
344 AC_MSG_CHECKING([whether OpenSSL has functions needed for SSK])
345 AS_IF([test "x$enable_ssk" != xno], [
346 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
347 #include <openssl/hmac.h>
348 #include <openssl/evp.h>
354 rc = HMAC_Init_ex(&ctx, "test", 4, EVP_md_null(), NULL);
356 ])],[AC_DEFINE(HAVE_OPENSSL_SSK, 1,
357 [OpenSSL HMAC functions needed for SSK])],
360 AC_MSG_RESULT([$enable_ssk])
363 # LC_INODE_PERMISION_2ARGS
365 # up to v2.6.27 had a 3 arg version (inode, mask, nameidata)
366 # v2.6.27->v2.6.37 had a 2 arg version (inode, mask)
367 # v2.6.37->v3.0 had a 3 arg version (inode, mask, nameidata)
368 # v3.1 onward have a 2 arg version (inode, mask)
370 AC_DEFUN([LC_INODE_PERMISION_2ARGS], [
371 LB_CHECK_COMPILE([if 'inode_operations->permission' has two args],
372 inode_ops_permission_2args, [
373 #include <linux/fs.h>
375 struct inode *inode __attribute__ ((unused));
378 inode->i_op->permission(NULL, 0);
380 AC_DEFINE(HAVE_INODE_PERMISION_2ARGS, 1,
381 [inode_operations->permission has two args])
383 ]) # LC_INODE_PERMISION_2ARGS
386 # LC_BLK_QUEUE_MAX_SEGMENTS
388 # 2.6.32 replaces 2 functions blk_queue_max_phys_segments and blk_queue_max_hw_segments by blk_queue_max_segments
390 AC_DEFUN([LC_BLK_QUEUE_MAX_SEGMENTS], [
391 LB_CHECK_COMPILE([if 'blk_queue_max_segments' is defined],
392 blk_queue_max_segments, [
393 #include <linux/blkdev.h>
395 blk_queue_max_segments(NULL, 0);
397 AC_DEFINE(HAVE_BLK_QUEUE_MAX_SEGMENTS, 1,
398 [blk_queue_max_segments is defined])
400 ]) # LC_BLK_QUEUE_MAX_SEGMENTS
403 # LC_HAVE_XATTR_HANDLER_FLAGS
405 # 2.6.33 added a private flag to xattr_handler
407 AC_DEFUN([LC_HAVE_XATTR_HANDLER_FLAGS], [
408 LB_CHECK_COMPILE([if 'struct xattr_handler' has flags field],
409 xattr_handler_flags, [
410 #include <linux/xattr.h>
412 struct xattr_handler handler;
416 AC_DEFINE(HAVE_XATTR_HANDLER_FLAGS, 1, [flags field exist])
418 ]) # LC_HAVE_XATTR_HANDLER_FLAGS
421 # LC_HAVE_DQUOT_FS_DISK_QUOTA
423 # 2.6.34 has quotactl_ops->[sg]et_dqblk that take struct fs_disk_quota
425 AC_DEFUN([LC_HAVE_DQUOT_FS_DISK_QUOTA], [
426 tmp_flags="$EXTRA_KCFLAGS"
427 EXTRA_KCFLAGS="-Werror"
428 LB_CHECK_COMPILE([if 'quotactl_ops.set_dqblk' takes struct fs_disk_quota],
430 #include <linux/fs.h>
431 #include <linux/quota.h>
433 ((struct quotactl_ops *)0)->set_dqblk(NULL, 0, 0, (struct fs_disk_quota*)0);
435 AC_DEFINE(HAVE_DQUOT_FS_DISK_QUOTA, 1,
436 [quotactl_ops.set_dqblk takes struct fs_disk_quota])
438 LB_CHECK_COMPILE([if 'quotactl_ops.set_dqblk' takes struct kqid & fs_disk_quota],
439 kqid_fs_disk_quota, [
440 #include <linux/fs.h>
441 #include <linux/quota.h>
443 ((struct quotactl_ops *)0)->set_dqblk((struct super_block*)0, *((struct kqid*)0), (struct fs_disk_quota*)0);
445 AC_DEFINE(HAVE_DQUOT_FS_DISK_QUOTA, 1,
446 [quotactl_ops.set_dqblk takes struct fs_disk_quota])
447 AC_DEFINE(HAVE_DQUOT_KQID, 1,
448 [quotactl_ops.set_dqblk takes struct kqid])
451 EXTRA_KCFLAGS="$tmp_flags"
452 ]) # LC_HAVE_DQUOT_FS_DISK_QUOTA
455 # LC_HAVE_DQUOT_SUSPEND
457 # 2.6.34 has renamed dquot options to dquot_*, check for dquot_suspend
459 AC_DEFUN([LC_HAVE_DQUOT_SUSPEND], [
460 LB_CHECK_COMPILE([if 'dquot_suspend' is defined],
462 #include <linux/quotaops.h>
464 dquot_suspend(NULL, -1);
466 AC_DEFINE(HAVE_DQUOT_SUSPEND, 1, [dquot_suspend is defined])
468 ]) # LC_HAVE_DQUOT_SUSPEND
473 # Check if kernel has been patched for 64-bit quota limits support.
474 # The upstream version of this patch in RHEL6 2.6.32 kernels introduces
475 # the constant QFMT_VFS_V1 in include/linux/quota.h, so we can check for
476 # that in the absence of quotaio_v1.h in the kernel headers.
478 AC_DEFUN([LC_QUOTA64], [
479 tmp_flags="$EXTRA_KCFLAGS"
480 EXTRA_KCFLAGS="-I$LINUX/fs"
481 LB_CHECK_COMPILE([if kernel has 64-bit quota limits support],
483 #include <linux/kernel.h>
484 #include <linux/fs.h>
485 #if defined(HAVE_FS_QUOTA_QUOTAIO_H)
486 #include <quota/quotaio_v2.h>
487 struct v2r1_disk_dqblk dqblk_r1;
489 #include <linux/quota.h>
490 int ver = QFMT_VFS_V1;
493 AC_DEFINE(HAVE_QUOTA64, 1, [have quota64])
495 LB_CHECK_FILE([$LINUX/include/linux/lustre_version.h],
496 [AC_MSG_ERROR([You have got no 64-bit kernel quota support.])])
498 EXTRA_KCFLAGS=$tmp_flags
502 # LC_HAVE_ADD_WAIT_QUEUE_EXCLUSIVE
504 # 2.6.34 adds __add_wait_queue_exclusive
506 AC_DEFUN([LC_HAVE_ADD_WAIT_QUEUE_EXCLUSIVE], [
507 LB_CHECK_COMPILE([if '__add_wait_queue_exclusive' exists],
508 __add_wait_queue_exclusive, [
509 #include <linux/wait.h>
511 wait_queue_head_t queue = { };
512 wait_queue_t wait = { };
514 __add_wait_queue_exclusive(&queue, &wait);
516 AC_DEFINE(HAVE___ADD_WAIT_QUEUE_EXCLUSIVE, 1,
517 [__add_wait_queue_exclusive exists])
519 ]) # LC_HAVE_ADD_WAIT_QUEUE_EXCLUSIVE
522 # LC_FS_STRUCT_RWLOCK
524 # 2.6.36 fs_struct.lock use spinlock instead of rwlock.
526 AC_DEFUN([LC_FS_STRUCT_RWLOCK], [
527 LB_CHECK_COMPILE([if 'fs_struct.lock' use rwlock],
529 #include <asm/atomic.h>
530 #include <linux/spinlock.h>
531 #include <linux/fs_struct.h>
533 struct fs_struct fss = { };
538 AC_DEFINE(HAVE_FS_STRUCT_RWLOCK, 1, [fs_struct.lock use rwlock])
540 ]) # LC_FS_STRUCT_RWLOCK
543 # LC_SBOPS_EVICT_INODE
545 # 2.6.36 super_operations add evict_inode method. it hybird of
546 # delete_inode & clear_inode.
548 AC_DEFUN([LC_SBOPS_EVICT_INODE], [
549 LB_CHECK_COMPILE([if 'super_operations.evict_inode' exist],
550 super_ops_evict_inode, [
551 #include <linux/fs.h>
553 ((struct super_operations *)0)->evict_inode(NULL);
555 AC_DEFINE(HAVE_SBOPS_EVICT_INODE, 1,
556 [super_operations.evict_inode() is exist in kernel])
558 ]) # LC_SBOPS_EVICT_INODE
563 # 2.6.35 file_operations.fsync taken 2 arguments.
564 # 3.0.0 file_operations.fsync takes 4 arguments.
566 AC_DEFUN([LC_FILE_FSYNC], [
567 LB_CHECK_COMPILE([if 'file_operations.fsync' takes 4 arguments],
568 file_ops_fsync_4args, [
569 #include <linux/fs.h>
571 ((struct file_operations *)0)->fsync(NULL, 0, 0, 0);
573 AC_DEFINE(HAVE_FILE_FSYNC_4ARGS, 1,
574 [file_operations.fsync takes 4 arguments])
576 LB_CHECK_COMPILE([if 'file_operations.fsync' takes 2 arguments],
577 file_ops_fsync_2args, [
578 #include <linux/fs.h>
580 ((struct file_operations *)0)->fsync(NULL, 0);
582 AC_DEFINE(HAVE_FILE_FSYNC_2ARGS, 1,
583 [file_operations.fsync takes 2 arguments])
591 # 2.6.37 remove kernel_locked
593 AC_DEFUN([LC_KERNEL_LOCKED], [
594 LB_CHECK_COMPILE([if 'kernel_locked' is defined],
596 #include <linux/smp_lock.h>
600 AC_DEFINE(HAVE_KERNEL_LOCKED, 1, [kernel_locked is defined])
602 ]) # LC_KERNEL_LOCKED
605 # LC_FS_STRUCT_SEQCOUNT
607 # 2.6.37 uses seqlock in fs_struct
609 AC_DEFUN([LC_FS_STRUCT_SEQCOUNT], [
610 LB_CHECK_COMPILE([if fs_struct use seqcount],
611 fs_struct_seqcount, [
612 #include <linux/fs_struct.h>
614 ((struct fs_struct *)0)->seq = (struct seqcount){ 0 };
616 AC_DEFINE(HAVE_FS_STRUCT_SEQCOUNT, 1, [fs_struct use seqcount])
618 ]) # LC_FS_STRUCT_SEQCOUNT
623 # 2.6.38 dentry_operations.d_compare() taken 7 arguments.
625 AC_DEFUN([LC_D_COMPARE_7ARGS], [
626 LB_CHECK_COMPILE([if 'dentry_operations.d_compare()' taken 7 arguments],
627 dentry_ops_d_compare_7arg, [
628 #include <linux/dcache.h>
630 ((struct dentry_operations*)0)->d_compare(NULL,NULL,NULL,NULL,0,NULL,NULL);
632 AC_DEFINE(HAVE_D_COMPARE_7ARGS, 1, [d_compare need 7 arguments])
634 ]) # LC_D_COMPARE_7ARGS
639 # 2.6.38 dentry_operations.d_delete() defined 'const' for 1st parameter.
641 AC_DEFUN([LC_D_DELETE_CONST], [
642 tmp_flags="$EXTRA_KCFLAGS"
643 EXTRA_KCFLAGS="-Werror"
644 LB_CHECK_COMPILE([if 'dentry_operations.d_delete()' has const declare on first parameter],
645 dentry_ops_d_delete_1st_const, [
646 #include <linux/dcache.h>
648 const struct dentry *d = NULL;
649 ((struct dentry_operations*)0)->d_delete(d);
651 AC_DEFINE(HAVE_D_DELETE_CONST, const,
652 [d_delete first parameter declared const])
654 AC_DEFINE(HAVE_D_DELETE_CONST, [],
655 [d_delete first parameter declared is not const])
657 EXTRA_KCFLAGS="$tmp_flags"
658 ]) # LC_D_DELETE_CONST
663 # 2.6.38 dcache_lock removed. rcu-walk committed.
665 AC_DEFUN([LC_DCACHE_LOCK], [
666 LB_CHECK_COMPILE([if 'dcache_lock' is exist],
668 #include <linux/dcache.h>
670 spin_lock(&dcache_lock);
672 AC_DEFINE(HAVE_DCACHE_LOCK, 1,
673 [dcache_lock is exist])
680 # 2.6.38 inode.i_rcu added.
682 AC_DEFUN([LC_INODE_I_RCU], [
683 LB_CHECK_COMPILE([if 'inode.i_rcu' exists],
685 #include <linux/fs.h>
688 struct rcu_head rcu = {};
691 AC_DEFINE(HAVE_INODE_I_RCU, 1,
692 [inode.i_rcu exists])
697 # LC_BLKDEV_GET_BY_DEV
699 # 2.6.38 export blkdev_get_by_dev
701 AC_DEFUN([LC_BLKDEV_GET_BY_DEV], [
702 LB_CHECK_EXPORT([blkdev_get_by_dev], [fs/block_dev.c],
703 [AC_DEFINE(HAVE_BLKDEV_GET_BY_DEV, 1,
704 [blkdev_get_by_dev is exported by the kernel])])
705 ]) # LC_BLKDEV_GET_BY_DEV
708 # LC_EXPORT_SIMPLE_SETATTR
710 # 2.6.38 export simple_setattr
712 AC_DEFUN([LC_EXPORT_SIMPLE_SETATTR], [
713 LB_CHECK_EXPORT([simple_setattr], [fs/libfs.c],
714 [AC_DEFINE(HAVE_SIMPLE_SETATTR, 1,
715 [simple_setattr is exported by the kernel])])
716 ]) # LC_EXPORT_SIMPLE_SETATTR
721 # 2.6.38 add struct blk_plug
723 AC_DEFUN([LC_HAVE_BLK_PLUG], [
724 LB_CHECK_COMPILE([if 'struct blk_plug' exists],
726 #include <linux/blkdev.h>
728 struct blk_plug plug;
730 blk_start_plug(&plug);
731 blk_finish_plug(&plug);
733 AC_DEFINE(HAVE_BLK_PLUG, 1,
734 [blk_plug struct exists])
736 ]) # LC_HAVE_BLK_PLUG
741 # truncate callback removed since 2.6.39
743 AC_DEFUN([LC_IOP_TRUNCATE], [
744 LB_CHECK_COMPILE([if 'inode_operations' has '.truncate' member function],
745 inode_ops_truncate, [
746 #include <linux/fs.h>
748 ((struct inode_operations *)0)->truncate(NULL);
750 AC_DEFINE(HAVE_INODEOPS_TRUNCATE, 1,
751 [inode_operations has .truncate member function])
756 # LC_HAVE_FSTYPE_MOUNT
758 # 2.6.39 replace get_sb with mount in struct file_system_type
760 AC_DEFUN([LC_HAVE_FSTYPE_MOUNT], [
761 LB_CHECK_COMPILE([if 'file_system_type' has 'mount' field],
762 file_system_type_mount, [
763 #include <linux/fs.h>
765 struct file_system_type fst = { };
768 mount = (void *)fst.mount;
770 AC_DEFINE(HAVE_FSTYPE_MOUNT, 1,
771 [struct file_system_type has mount field])
773 ]) # LC_HAVE_FSTYPE_MOUNT
776 # LC_HAVE_FHANDLE_SYSCALLS
778 # 2.6.39 The open_by_handle_at() and name_to_handle_at() system calls were
779 # added to Linux kernel 2.6.39.
780 # Check if client supports these functions
782 AC_DEFUN([LC_HAVE_FHANDLE_SYSCALLS], [
783 LB_CHECK_CONFIG_IM([FHANDLE],[
784 AC_DEFINE(HAVE_FHANDLE_SYSCALLS, 1,
785 [kernel supports fhandles and related syscalls])
787 ]) # LC_HAVE_FHANDLE_SYSCALLS
790 # LC_HAVE_INODE_OWNER_OR_CAPABLE
792 # 2.6.39 renames is_owner_or_cap to inode_owner_or_capable
794 AC_DEFUN([LC_HAVE_INODE_OWNER_OR_CAPABLE], [
795 LB_CHECK_COMPILE([if 'inode_owner_or_capable' exist],
796 inode_owner_or_capable, [
797 #include <linux/fs.h>
799 inode_owner_or_capable(NULL);
801 AC_DEFINE(HAVE_INODE_OWNER_OR_CAPABLE, 1,
802 [inode_owner_or_capable exist])
804 ]) # LC_HAVE_INODE_OWNER_OR_CAPABLE
807 # LC_DIRTY_INODE_WITH_FLAG
809 # 3.0 dirty_inode() has a flag parameter
810 # see kernel commit aa38572954ade525817fe88c54faebf85e5a61c0
812 AC_DEFUN([LC_DIRTY_INODE_WITH_FLAG], [
813 LB_CHECK_COMPILE([if 'dirty_inode' super_operation takes flag],
814 dirty_inode_super_operation_flag, [
815 #include <linux/fs.h>
817 struct inode *inode = NULL;
818 inode->i_sb->s_op->dirty_inode(NULL, 0);
820 AC_DEFINE(HAVE_DIRTY_INODE_HAS_FLAG, 1,
821 [dirty_inode super_operation takes flag])
823 ]) # LC_DIRTY_INODE_WITH_FLAG
828 # 3.0 introduced setns
830 AC_DEFUN([LC_SETNS], [
831 AC_CHECK_HEADERS([sched.h], [], [],
834 AC_CHECK_FUNCS([setns])
838 # LC_GENERIC_PERMISSION
840 # 2.6.38 generic_permission taken 4 parameters.
841 # in fact, it means rcu-walk aware permission bring.
843 # 3.1 generic_permission taken 2 parameters.
844 # see kernel commit 2830ba7f34ebb27c4e5b8b6ef408cd6d74860890
846 AC_DEFUN([LC_GENERIC_PERMISSION], [
847 LB_CHECK_COMPILE([if 'generic_permission' take 2 arguments],
848 generic_permission_2args, [
849 #include <linux/fs.h>
851 generic_permission(NULL, 0);
853 AC_DEFINE(HAVE_GENERIC_PERMISSION_2ARGS, 1,
854 [generic_permission taken 2 arguments])
856 LB_CHECK_COMPILE([if 'generic_permission' take 4 arguments],
857 generic_permission_4args, [
858 #include <linux/fs.h>
860 generic_permission(NULL, 0, 0, NULL);
862 AC_DEFINE(HAVE_GENERIC_PERMISSION_4ARGS, 1,
863 [generic_permission taken 4 arguments])
866 ]) # LC_GENERIC_PERMISSION
869 # LC_LM_XXX_LOCK_MANAGER_OPS
871 # 3.1 renames lock-manager ops(lock_manager_operations) from fl_xxx to lm_xxx
872 # see kernel commit 8fb47a4fbf858a164e973b8ea8ef5e83e61f2e50
874 AC_DEFUN([LC_LM_XXX_LOCK_MANAGER_OPS], [
875 LB_CHECK_COMPILE([if 'lock-manager' ops renamed to 'lm_xxx'],
876 lock_manager_ops_lm_xxx, [
877 #include <linux/fs.h>
879 struct lock_manager_operations lm_ops;
880 lm_ops.lm_compare_owner = NULL;
882 AC_DEFINE(HAVE_LM_XXX_LOCK_MANAGER_OPS, 1,
883 [lock-manager ops renamed to lm_xxx])
885 ]) # LC_LM_XXX_LOCK_MANAGER_OPS
890 # 3.1 kills inode->i_alloc_sem, use i_dio_count and inode_dio_wait
892 # see kernel commit bd5fe6c5eb9c548d7f07fe8f89a150bb6705e8e3
894 AC_DEFUN([LC_INODE_DIO_WAIT], [
895 LB_CHECK_COMPILE([if 'inode->i_alloc_sem' is killed and use inode_dio_wait],
897 #include <linux/fs.h>
899 inode_dio_wait((struct inode *)0);
901 AC_DEFINE(HAVE_INODE_DIO_WAIT, 1,
902 [inode->i_alloc_sem is killed and use inode_dio_wait])
904 ]) # LC_INODE_DIO_WAIT
909 # 3.1 adds get_acl method to inode_operations to read ACL from disk.
910 # see kernel commit 4e34e719e457f2e031297175410fc0bd4016a085
912 AC_DEFUN([LC_IOP_GET_ACL], [
913 LB_CHECK_COMPILE([if 'inode_operations' has '.get_acl' member function],
915 #include <linux/fs.h>
917 struct inode_operations iop;
920 AC_DEFINE(HAVE_IOP_GET_ACL, 1,
921 [inode_operations has .get_acl member function])
926 # LC_FILE_LLSEEK_SIZE
928 # 3.1 introduced generic_file_llseek_size()
930 AC_DEFUN([LC_FILE_LLSEEK_SIZE], [
931 LB_CHECK_EXPORT([generic_file_llseek_size], [fs/read_write.c],
932 [AC_DEFINE(HAVE_FILE_LLSEEK_SIZE, 1,
933 [generic_file_llseek_size is exported by the kernel])])
934 ]) # LC_FILE_LLSEEK_SIZE
937 # LC_RADIX_EXCEPTION_ENTRY
938 # 3.1 adds radix_tree_exception_entry.
940 AC_DEFUN([LC_RADIX_EXCEPTION_ENTRY], [
941 LB_CHECK_COMPILE([radix_tree_exceptional_entry exist],
942 radix_tree_exceptional_entry, [
943 #include <linux/radix-tree.h>
945 radix_tree_exceptional_entry(NULL);
947 AC_DEFINE(HAVE_RADIX_EXCEPTION_ENTRY, 1,
948 [radix_tree_exceptional_entry exist])
950 ]) # LC_RADIX_EXCEPTION_ENTRY
953 # LC_HAVE_PROTECT_I_NLINK
955 # 3.2 protects inode->i_nlink from direct modification
956 # see kernel commit a78ef704a8dd430225955f0709b22d4a6ba21deb
957 # at the same time adds set_nlink(), so checks set_nlink() for it.
959 AC_DEFUN([LC_HAVE_PROTECT_I_NLINK], [
960 LB_CHECK_COMPILE([if 'inode->i_nlink' is protected from direct modification],
961 inode_i_nlink_protected, [
962 #include <linux/fs.h>
967 AC_DEFINE(HAVE_PROTECT_I_NLINK, 1,
968 [inode->i_nlink is protected from direct modification])
970 ]) # LC_HAVE_PROTECT_I_NLINK
973 # 2.6.39 security_inode_init_security takes a 'struct qstr' parameter
975 # 3.2 security_inode_init_security takes a callback to set xattrs
977 AC_DEFUN([LC_HAVE_SECURITY_IINITSEC], [
978 LB_CHECK_COMPILE([if security_inode_init_security takes a callback],
979 security_inode_init_security_callback, [
980 #include <linux/security.h>
982 security_inode_init_security(NULL, NULL, NULL, (const initxattrs)NULL, NULL);
984 AC_DEFINE(HAVE_SECURITY_IINITSEC_CALLBACK, 1,
985 [security_inode_init_security takes a callback to set xattrs])
987 LB_CHECK_COMPILE([if security_inode_init_security takes a 'struct qstr' parameter],
988 security_inode_init_security_qstr, [
989 #include <linux/security.h>
991 security_inode_init_security(NULL, NULL, (struct qstr *)NULL, NULL, NULL, NULL);
993 AC_DEFINE(HAVE_SECURITY_IINITSEC_QSTR, 1,
994 [security_inode_init_security takes a 'struct qstr' parameter])
997 ]) # LC_HAVE_SECURITY_IINITSEC
1000 # LC_HAVE_MIGRATE_HEADER
1002 # 3.3 introduces migrate_mode.h and migratepage has 4 args
1004 AC_DEFUN([LC_HAVE_MIGRATE_HEADER], [
1005 LB_CHECK_FILE([$LINUX/include/linux/migrate.h], [
1006 AC_DEFINE(HAVE_MIGRATE_H, 1,
1007 [kernel has include/linux/migrate.h])
1009 LB_CHECK_FILE([$LINUX/include/linux/migrate_mode.h], [
1010 AC_DEFINE(HAVE_MIGRATE_MODE_H, 1,
1011 [kernel has include/linux/migrate_mode.h])
1014 ]) # LC_HAVE_MIGRATE_HEADER
1017 # LC_MIGRATEPAGE_4ARGS
1019 AC_DEFUN([LC_MIGRATEPAGE_4ARGS], [
1020 LB_CHECK_COMPILE([if 'address_space_operations.migratepage' has 4 args],
1021 address_space_ops_migratepage_4args, [
1022 #include <linux/fs.h>
1023 #ifdef HAVE_MIGRATE_H
1024 #include <linux/migrate.h>
1025 #elif defined(HAVE_MIGRATE_MODE_H)
1026 #include <linux/migrate_mode.h>
1029 struct address_space_operations aops = { };
1030 aops.migratepage(NULL, NULL, NULL, MIGRATE_ASYNC);
1032 AC_DEFINE(HAVE_MIGRATEPAGE_4ARGS, 1,
1033 [address_space_operations.migratepage has 4 args])
1035 ]) # LC_MIGRATEPAGE_4ARGS
1038 # LC_SUPEROPS_USE_DENTRY
1040 # 3.3 switchs super_operations to use dentry as parameter (but not vfsmount)
1041 # see kernel commit 34c80b1d93e6e20ca9dea0baf583a5b5510d92d4
1043 AC_DEFUN([LC_SUPEROPS_USE_DENTRY], [
1044 tmp_flags="$EXTRA_KCFLAGS"
1045 EXTRA_KCFLAGS="-Werror"
1046 LB_CHECK_COMPILE([if 'super_operations' use 'dentry' as parameter],
1048 #include <linux/fs.h>
1049 int show_options(struct seq_file *seq, struct dentry *root) {
1053 struct super_operations ops;
1054 ops.show_options = show_options;
1056 AC_DEFINE(HAVE_SUPEROPS_USE_DENTRY, 1,
1057 [super_operations use dentry as parameter])
1059 EXTRA_KCFLAGS="$tmp_flags"
1060 ]) # LC_SUPEROPS_USE_DENTRY
1063 # LC_INODEOPS_USE_UMODE_T
1065 # 3.3 switchs inode_operations to use umode_t as parameter (but not int)
1066 # see kernel commit 1a67aafb5f72a436ca044293309fa7e6351d6a35
1068 AC_DEFUN([LC_INODEOPS_USE_UMODE_T], [
1069 tmp_flags="$EXTRA_KCFLAGS"
1070 EXTRA_KCFLAGS="-Werror"
1071 LB_CHECK_COMPILE([if 'inode_operations' use 'umode_t' as parameter],
1072 inode_ops_umode_t, [
1073 #include <linux/fs.h>
1074 #include <linux/types.h>
1075 int my_mknod(struct inode *dir, struct dentry *dchild,
1076 umode_t mode, dev_t dev)
1081 struct inode_operations ops;
1082 ops.mknod = my_mknod;
1084 AC_DEFINE(HAVE_INODEOPS_USE_UMODE_T, 1,
1085 [inode_operations use umode_t as parameter])
1087 EXTRA_KCFLAGS="$tmp_flags"
1088 ]) # LC_INODEOPS_USE_UMODE_T
1091 # LC_KMAP_ATOMIC_HAS_1ARG
1093 # 3.4 kmap_atomic removes second argument
1094 # see kernel commit 1ec9c5ddc17aa398f05646abfcbaf315b544e62f
1096 AC_DEFUN([LC_KMAP_ATOMIC_HAS_1ARG], [
1097 LB_CHECK_COMPILE([if 'kmap_atomic' has only 1 argument],
1099 #include <linux/highmem.h>
1103 AC_DEFINE(HAVE_KMAP_ATOMIC_HAS_1ARG, 1,
1104 [have kmap_atomic has only 1 argument])
1106 ]) # LC_KMAP_ATOMIC_HAS_1ARG
1109 # LC_HAVE_D_MAKE_ROOT
1111 # 3.4 converts d_alloc_root to d_make_root
1112 # see kernel commit 32991ab305ace7017c62f8eecbe5eb36dc32e13b
1114 AC_DEFUN([LC_HAVE_D_MAKE_ROOT], [
1115 LB_CHECK_COMPILE([if have 'd_make_root'],
1117 #include <linux/fs.h>
1119 d_make_root((struct inode *)NULL);
1121 AC_DEFINE(HAVE_D_MAKE_ROOT, 1,
1124 ]) # LC_HAVE_D_MAKE_ROOT
1127 # LC_HAVE_CACHE_REGISTER
1129 # 3.4 cache_register/cache_unregister are removed
1130 # see kernel commit 2c5f846747526e2b83c5f1b8e69016be0e2e87c0
1131 # Note, since 2.6.37 cache_register_net/cache_unregister_net
1132 # are defined, but not exported.
1133 # 3.3 cache_register_net/cache_unregister_net are
1134 # exported and replacing cache_register/cache_unregister in 3.4
1136 AC_DEFUN([LC_HAVE_CACHE_REGISTER], [
1137 LB_CHECK_COMPILE([if have 'cache_register'],
1139 #include <linux/sunrpc/cache.h>
1141 cache_register(NULL);
1143 AC_DEFINE(HAVE_CACHE_REGISTER, 1,
1144 [have cache_register])
1146 ]) # LC_HAVE_CACHE_REGISTER
1149 # LC_HAVE_CLEAR_INODE
1151 # 3.5 renames end_writeback() back to clear_inode()...
1152 # see kernel commit dbd5768f87ff6fb0a4fe09c4d7b6c4a24de99430
1154 AC_DEFUN([LC_HAVE_CLEAR_INODE], [
1155 LB_CHECK_COMPILE([if have 'clear_inode'],
1157 #include <linux/fs.h>
1159 clear_inode((struct inode *)NULL);
1161 AC_DEFINE(HAVE_CLEAR_INODE, 1,
1164 ]) # LC_HAVE_CLEAR_INODE
1167 # LC_HAVE_ENCODE_FH_PARENT
1169 # 3.5 encode_fh has parent inode passed in directly
1170 # see kernel commit b0b0382b
1172 AC_DEFUN([LC_HAVE_ENCODE_FH_PARENT], [
1173 tmp_flags="$EXTRA_KCFLAGS"
1174 EXTRA_KCFLAGS="-Werror"
1175 LB_CHECK_COMPILE([if 'encode_fh' have parent inode as parameter],
1176 encode_fh_parent_inode, [
1177 #include <linux/exportfs.h>
1178 #include <linux/fs.h>
1179 #include <linux/types.h>
1180 int ll_encode_fh(struct inode *i, __u32 *a, int *b, struct inode *p)
1185 struct export_operations exp_op;
1186 exp_op.encode_fh = ll_encode_fh;
1188 AC_DEFINE(HAVE_ENCODE_FH_PARENT, 1,
1189 [have parent inode as parameter])
1191 EXTRA_KCFLAGS="$tmp_flags"
1192 ]) # LC_HAVE_ENCODE_FH_PARENT
1195 # LC_FILE_LLSEEK_SIZE_5ARG
1197 # 3.5 has generic_file_llseek_size with 5 args
1199 AC_DEFUN([LC_FILE_LLSEEK_SIZE_5ARG], [
1200 LB_CHECK_COMPILE([if Linux kernel has 'generic_file_llseek_size' with 5 args],
1201 generic_file_llseek_size_5args, [
1202 #include <linux/fs.h>
1204 generic_file_llseek_size(NULL, 0, 0, 0, 0);
1206 AC_DEFINE(HAVE_FILE_LLSEEK_SIZE_5ARGS, 1,
1207 [kernel has generic_file_llseek_size with 5 args])
1209 ]) # LC_FILE_LLSEEK_SIZE_5ARG
1212 # LC_LLITE_DATA_IS_LIST
1214 # 3.6 switch i_dentry/d_alias from list to hlist
1216 # In the upstream kernels d_alias first changes
1217 # to a hlist and then in later version, 3.11, gets
1218 # moved to the union d_u. Due to some distros having
1219 # d_alias in the d_u union as a struct list, which
1220 # has never existed upstream stream, we can't test
1221 # if d_alias is a list or hlist directly. If ever
1222 # i_dentry and d_alias even up different combos then
1223 # the build will fail. In that case then we will need
1224 # to separate out the i_dentry and d_alias test below.
1226 AC_DEFUN([LC_DATA_FOR_LLITE_IS_LIST], [
1227 tmp_flags="$EXTRA_KCFLAGS"
1228 EXTRA_KCFLAGS="-Werror"
1229 LB_CHECK_COMPILE([if 'i_dentry/d_alias' uses 'list'],
1230 i_dentry_d_alias_list, [
1231 #include <linux/fs.h>
1234 INIT_LIST_HEAD(&inode.i_dentry);
1236 AC_DEFINE(DATA_FOR_LLITE_IS_LIST, 1,
1237 [both i_dentry/d_alias uses list])
1239 EXTRA_KCFLAGS="$tmp_flags"
1240 ]) # LC_DATA_FOR_LLITE_IS_LIST
1243 # LC_DENTRY_OPEN_USE_PATH
1245 # 3.6 dentry_open uses struct path as first argument
1246 # see kernel commit 765927b2
1248 AC_DEFUN([LC_DENTRY_OPEN_USE_PATH], [
1249 tmp_flags="$EXTRA_KCFLAGS"
1250 EXTRA_KCFLAGS="-Werror"
1251 LB_CHECK_COMPILE([if 'dentry_open' uses 'struct path' as first argument],
1253 #include <linux/fs.h>
1254 #include <linux/path.h>
1257 dentry_open(&path, 0, NULL);
1259 AC_DEFINE(HAVE_DENTRY_OPEN_USE_PATH, 1,
1260 [dentry_open uses struct path as first argument])
1262 EXTRA_KCFLAGS="$tmp_flags"
1263 ]) # LC_DENTRY_OPEN_USE_PATH
1266 # LC_HAVE_IOP_ATOMIC_OPEN
1268 # 3.6 vfs adds iop->atomic_open
1270 AC_DEFUN([LC_HAVE_IOP_ATOMIC_OPEN], [
1271 LB_CHECK_COMPILE([if 'iop' has 'atomic_open'],
1272 inode_ops_atomic_open, [
1273 #include <linux/fs.h>
1275 struct inode_operations iop;
1276 iop.atomic_open = NULL;
1278 AC_DEFINE(HAVE_IOP_ATOMIC_OPEN, 1,
1279 [have iop atomic_open])
1281 ]) # LC_HAVE_IOP_ATOMIC_OPEN
1284 # LC_HAVE_SB_START_WRITE
1286 # RHEL6 2.6.32, 3.6 or newer support wrapped FS freeze functions
1288 AC_DEFUN([LC_HAVE_SB_START_WRITE], [
1289 LB_CHECK_COMPILE([if kernel supports wrapped FS freeze functions],
1291 #include <linux/fs.h>
1293 sb_start_write(NULL);
1295 AC_DEFINE(HAVE_SB_START_WRITE, 1,
1296 [kernel supports wrapped FS freeze functions])
1298 ]) # LC_HAVE_SB_START_WRITE
1301 # LC_HAVE_POSIXACL_USER_NS
1303 # 3.7 posix_acl_{to,from}_xattr take struct user_namespace
1305 AC_DEFUN([LC_HAVE_POSIXACL_USER_NS], [
1306 LB_CHECK_COMPILE([if 'posix_acl_to_xattr' takes 'struct user_namespace'],
1307 posix_acl_to_xattr_user_namespace, [
1308 #include <linux/fs.h>
1309 #include <linux/posix_acl_xattr.h>
1311 posix_acl_to_xattr((struct user_namespace *)NULL, NULL, NULL, 0);
1313 AC_DEFINE(HAVE_POSIXACL_USER_NS, 1,
1314 [posix_acl_to_xattr takes struct user_namespace])
1316 ]) # LC_HAVE_POSIXACL_USER_NS
1319 # LC_HAVE_FILE_F_INODE
1321 # 3.8 struct file has new member f_inode
1323 AC_DEFUN([LC_HAVE_FILE_F_INODE], [
1324 LB_CHECK_COMPILE([if 'struct file' has member 'f_inode'],
1326 #include <linux/fs.h>
1328 ((struct file *)0)->f_inode = NULL;
1330 AC_DEFINE(HAVE_FILE_F_INODE, 1,
1331 [struct file has member f_inode])
1333 ]) # LC_HAVE_FILE_F_INODE
1336 # LC_HAVE_FILE_INODE
1338 # 3.8 has introduced inline function file_inode
1340 AC_DEFUN([LC_HAVE_FILE_INODE], [
1341 LB_CHECK_COMPILE([if file_inode() exists],
1343 #include <linux/fs.h>
1347 AC_DEFINE(HAVE_FILE_INODE, 1,
1348 [file_inode() has been defined])
1350 ]) # LC_HAVE_FILE_INODE
1353 # LC_HAVE_SUNRPC_UPCALL_HAS_3ARGS
1355 AC_DEFUN([LC_HAVE_SUNRPC_UPCALL_HAS_3ARGS], [
1356 LB_CHECK_COMPILE([if 'sunrpc_cache_pipe_upcall' takes 3 args],
1357 sunrpc_cache_pipe_upcall_3args, [
1358 #include <linux/sunrpc/cache.h>
1360 sunrpc_cache_pipe_upcall(NULL, NULL, NULL);
1362 AC_DEFINE(HAVE_SUNRPC_UPCALL_HAS_3ARGS, 1,
1363 [sunrpc_cache_pipe_upcall takes 3 args])
1365 ]) # LC_HAVE_SUNRPC_UPCALL_HAS_3ARGS
1368 # LC_HAVE_HLIST_FOR_EACH_3ARG
1370 # 3.9 uses hlist_for_each_entry with 3 args
1371 # b67bfe0d42cac56c512dd5da4b1b347a23f4b70a
1373 AC_DEFUN([LC_HAVE_HLIST_FOR_EACH_3ARG], [
1374 LB_CHECK_COMPILE([if 'hlist_for_each_entry' has 3 args],
1375 hlist_for_each_entry_3args, [
1376 #include <linux/list.h>
1377 #include <linux/fs.h>
1379 struct hlist_head *head = NULL;
1380 struct inode *inode;
1382 hlist_for_each_entry(inode, head, i_hash) {
1386 AC_DEFINE(HAVE_HLIST_FOR_EACH_3ARG, 1,
1387 [hlist_for_each_entry has 3 args])
1389 ]) # LC_HAVE_HLIST_FOR_EACH_3ARG
1392 # LC_HAVE_BIO_END_SECTOR
1394 # 3.9 introduces bio_end_sector macro
1395 # f73a1c7d117d07a96d89475066188a2b79e53c48
1397 AC_DEFUN([LC_HAVE_BIO_END_SECTOR], [
1398 LB_CHECK_COMPILE([if 'bio_end_sector' is defined],
1400 #include <linux/bio.h>
1402 struct bio bio = { };
1403 unsigned long long end;
1405 end = bio_end_sector(&bio);
1407 AC_DEFINE(HAVE_BIO_END_SECTOR, 1,
1408 [bio_end_sector is defined])
1410 ]) # LC_HAVE_BIO_END_SECTOR
1413 # 3.9 created is_sxid
1415 AC_DEFUN([LC_HAVE_IS_SXID], [
1416 LB_CHECK_COMPILE([if 'is_sxid' is defined],
1418 #include <linux/fs.h>
1420 struct inode inode = { };
1422 is_sxid(inode.i_mode);
1424 AC_DEFINE(HAVE_IS_SXID, 1, [is_sxid is defined])
1426 ]) # LC_HAVE_IS_SXID
1429 # LC_HAVE_REMOVE_PROC_SUBTREE
1431 # 3.10 introduced remove_proc_subtree
1433 AC_DEFUN([LC_HAVE_REMOVE_PROC_SUBTREE], [
1434 LB_CHECK_COMPILE([if 'remove_proc_subtree' is defined],
1435 remove_proc_subtree, [
1436 #include <linux/proc_fs.h>
1438 remove_proc_subtree(NULL, NULL);
1440 AC_DEFINE(HAVE_REMOVE_PROC_SUBTREE, 1,
1441 [remove_proc_subtree is defined])
1443 ]) # LC_HAVE_REMOVE_PROC_SUBTREE
1446 # LC_HAVE_PROC_REMOVE
1448 # 3.10 introduced proc_remove
1450 AC_DEFUN([LC_HAVE_PROC_REMOVE], [
1451 LB_CHECK_COMPILE([if 'proc_remove' is defined],
1453 #include <linux/proc_fs.h>
1457 AC_DEFINE(HAVE_PROC_REMOVE, 1,
1458 [proc_remove is defined])
1460 ]) # LC_HAVE_PROC_REMOVE
1462 AC_DEFUN([LC_HAVE_PROJECT_QUOTA], [
1463 LB_CHECK_COMPILE([if get_projid exists],
1466 #include <linux/quota.h>
1468 struct dquot_operations ops = { };
1470 ops.get_projid(NULL, NULL);
1472 AC_DEFINE(HAVE_PROJECT_QUOTA, 1,
1473 [get_projid function exists])
1475 ]) # LC_HAVE_PROJECT_QUOTA
1479 # LC_HAVE_SECURITY_DENTRY_INIT_SECURITY
1481 # 3.10 introduced security_dentry_init_security()
1483 AC_DEFUN([LC_HAVE_SECURITY_DENTRY_INIT_SECURITY], [
1484 LB_CHECK_COMPILE([if 'security_dentry_init_security' is defined],
1485 security_dentry_init_security, [
1486 #include <linux/security.h>
1488 security_dentry_init_security(NULL, 0, NULL, NULL, NULL);
1490 AC_DEFINE(HAVE_SECURITY_DENTRY_INIT_SECURITY, 1,
1491 [security_dentry_init_security' is defined])
1493 ]) # LC_HAVE_SECURITY_DENTRY_INIT_SECURITY
1496 # LC_INVALIDATE_RANGE
1498 # 3.11 invalidatepage requires the length of the range to invalidate
1500 AC_DEFUN([LC_INVALIDATE_RANGE], [
1501 LB_CHECK_COMPILE([if 'address_space_operations.invalidatepage' requires 3 arguments],
1502 address_space_ops_invalidatepage_3args, [
1503 #include <linux/fs.h>
1505 struct address_space_operations a_ops;
1506 a_ops.invalidatepage(NULL, 0, 0);
1508 AC_DEFINE(HAVE_INVALIDATE_RANGE, 1,
1509 [address_space_operations.invalidatepage needs 3 arguments])
1511 ]) # LC_INVALIDATE_RANGE
1514 # LC_HAVE_DIR_CONTEXT
1516 # 3.11 readdir now takes the new struct dir_context
1518 AC_DEFUN([LC_HAVE_DIR_CONTEXT], [
1519 LB_CHECK_COMPILE([if 'dir_context' exist],
1521 #include <linux/fs.h>
1523 #ifdef FMODE_KABI_ITERATE
1524 #error "back to use readdir in kabi_extand mode"
1526 struct dir_context ctx;
1531 AC_DEFINE(HAVE_DIR_CONTEXT, 1,
1532 [dir_context exist])
1534 ]) # LC_HAVE_DIR_CONTEXT
1537 # LC_D_COMPARE_5ARGS
1539 # 3.11 dentry_operations.d_compare() taken 5 arguments.
1541 AC_DEFUN([LC_D_COMPARE_5ARGS], [
1542 LB_CHECK_COMPILE([if 'd_compare' taken 5 arguments],
1544 #include <linux/dcache.h>
1546 ((struct dentry_operations*)0)->d_compare(NULL,NULL,0,NULL,NULL);
1548 AC_DEFINE(HAVE_D_COMPARE_5ARGS, 1,
1549 [d_compare need 5 arguments])
1551 ]) # LC_D_COMPARE_5ARGS
1556 # 3.11 need to access d_count to get dentry reference count
1558 AC_DEFUN([LC_HAVE_DCOUNT], [
1559 LB_CHECK_COMPILE([if 'd_count' exists],
1561 #include <linux/dcache.h>
1563 struct dentry de = { };
1566 count = d_count(&de);
1568 AC_DEFINE(HAVE_D_COUNT, 1,
1574 # LC_PID_NS_FOR_CHILDREN
1576 # 3.11 replaces pid_ns by pid_ns_for_children in struct nsproxy
1578 AC_DEFUN([LC_PID_NS_FOR_CHILDREN], [
1579 LB_CHECK_COMPILE([if 'struct nsproxy' has 'pid_ns_for_children'],
1580 pid_ns_for_children, [
1581 #include <linux/nsproxy.h>
1584 ns.pid_ns_for_children = NULL;
1586 AC_DEFINE(HAVE_PID_NS_FOR_CHILDREN, 1,
1587 ['struct nsproxy' has 'pid_ns_for_children'])
1589 ]) # LC_PID_NS_FOR_CHILDREN
1592 # LC_OLDSIZE_TRUNCATE_PAGECACHE
1594 # 3.12 truncate_pagecache without oldsize parameter
1596 AC_DEFUN([LC_OLDSIZE_TRUNCATE_PAGECACHE], [
1597 LB_CHECK_COMPILE([if 'truncate_pagecache' with 'old_size' parameter],
1598 truncate_pagecache_old_size, [
1599 #include <linux/mm.h>
1601 truncate_pagecache(NULL, 0, 0);
1603 AC_DEFINE(HAVE_OLDSIZE_TRUNCATE_PAGECACHE, 1,
1606 ]) # LC_OLDSIZE_TRUNCATE_PAGECACHE
1609 # LC_PTR_ERR_OR_ZERO
1611 # For some reason SLES11SP4 is missing the PTR_ERR_OR_ZERO macro
1612 # It was added to linux kernel 3.12
1614 AC_DEFUN([LC_PTR_ERR_OR_ZERO_MISSING], [
1615 LB_CHECK_COMPILE([if 'PTR_ERR_OR_ZERO' is missing],
1617 #include <linux/err.h>
1619 if (PTR_ERR_OR_ZERO(NULL)) return 0;
1621 AC_DEFINE(HAVE_PTR_ERR_OR_ZERO, 1,
1622 ['PTR_ERR_OR_ZERO' exist])
1624 ]) # LC_PTR_ERR_OR_ZERO_MISSING
1627 # LC_HAVE_DENTRY_D_U_D_ALIAS
1629 # 3.11 kernel moved d_alias to the union d_u in struct dentry
1631 # Some distros move d_alias to d_u but it is still a struct list
1633 AC_DEFUN([LC_HAVE_DENTRY_D_U_D_ALIAS], [
1634 AS_IF([test "x$lb_cv_compile_i_dentry_d_alias_list" = xyes], [
1635 LB_CHECK_COMPILE([if list 'dentry.d_u.d_alias' exist],
1637 #include <linux/list.h>
1638 #include <linux/dcache.h>
1641 INIT_LIST_HEAD(&de.d_u.d_alias);
1643 AC_DEFINE(HAVE_DENTRY_D_U_D_ALIAS, 1,
1644 [list dentry.d_u.d_alias exist])
1647 LB_CHECK_COMPILE([if hlist 'dentry.d_u.d_alias' exist],
1649 #include <linux/list.h>
1650 #include <linux/dcache.h>
1653 INIT_HLIST_NODE(&de.d_u.d_alias);
1655 AC_DEFINE(HAVE_DENTRY_D_U_D_ALIAS, 1,
1656 [hlist dentry.d_u.d_alias exist])
1659 ]) # LC_HAVE_DENTRY_D_U_D_ALIAS
1662 # LC_HAVE_DENTRY_D_CHILD
1664 # 3.11 kernel d_child has been moved out of the union d_u
1667 AC_DEFUN([LC_HAVE_DENTRY_D_CHILD], [
1668 LB_CHECK_COMPILE([if 'dentry.d_child' exist],
1670 #include <linux/list.h>
1671 #include <linux/dcache.h>
1674 INIT_LIST_HEAD(&de.d_child);
1676 AC_DEFINE(HAVE_DENTRY_D_CHILD, 1,
1677 [dentry.d_child exist])
1679 ]) # LC_HAVE_DENTRY_D_CHILD
1684 # 3.12 ki_left removed from struct kiocb
1686 AC_DEFUN([LC_KIOCB_KI_LEFT], [
1687 LB_CHECK_COMPILE([if 'struct kiocb' with 'ki_left' member],
1689 #include <linux/aio.h>
1691 ((struct kiocb*)0)->ki_left = 0;
1693 AC_DEFINE(HAVE_KIOCB_KI_LEFT, 1,
1696 ]) # LC_KIOCB_KI_LEFT
1699 # LC_VFS_RENAME_5ARGS
1701 # 3.13 has vfs_rename with 5 args
1703 AC_DEFUN([LC_VFS_RENAME_5ARGS], [
1704 LB_CHECK_COMPILE([if Linux kernel has 'vfs_rename' with 5 args],
1706 #include <linux/fs.h>
1708 vfs_rename(NULL, NULL, NULL, NULL, NULL);
1710 AC_DEFINE(HAVE_VFS_RENAME_5ARGS, 1,
1711 [kernel has vfs_rename with 5 args])
1713 ]) # LC_VFS_RENAME_5ARGS
1716 # LC_VFS_UNLINK_3ARGS
1718 # 3.13 has vfs_unlink with 3 args
1720 AC_DEFUN([LC_VFS_UNLINK_3ARGS], [
1721 LB_CHECK_COMPILE([if Linux kernel has 'vfs_unlink' with 3 args],
1723 #include <linux/fs.h>
1725 vfs_unlink(NULL, NULL, NULL);
1727 AC_DEFINE(HAVE_VFS_UNLINK_3ARGS, 1,
1728 [kernel has vfs_unlink with 3 args])
1730 ]) # LC_VFS_UNLINK_3ARGS
1735 # 3.14 move some of its data in struct bio into the new
1738 AC_DEFUN([LC_HAVE_BVEC_ITER], [
1739 LB_CHECK_COMPILE([if Linux kernel has struct bvec_iter],
1741 #include <linux/bio.h>
1743 struct bvec_iter iter;
1745 iter.bi_bvec_done = 0;
1747 AC_DEFINE(HAVE_BVEC_ITER, 1,
1748 [kernel has struct bvec_iter])
1750 ]) # LC_HAVE_BVEC_ITER
1755 # 3.14 adds set_acl method to inode_operations
1756 # see kernel commit 893d46e443346370cd4ea81d9d35f72952c62a37
1758 AC_DEFUN([LC_IOP_SET_ACL], [
1759 LB_CHECK_COMPILE([if 'inode_operations' has '.set_acl' member function],
1760 inode_ops_set_acl, [
1761 #include <linux/fs.h>
1763 struct inode_operations iop;
1766 AC_DEFINE(HAVE_IOP_SET_ACL, 1,
1767 [inode_operations has .set_acl member function])
1774 # 4.4 redefined bi_cnt as __bi_cnt
1776 AC_DEFUN([LC_HAVE_BI_CNT], [
1777 LB_CHECK_COMPILE([if Linux kernel has bi_cnt in struct bio],
1779 #include <asm/atomic.h>
1780 #include <linux/bio.h>
1782 struct bio bio = { };
1784 cnt = atomic_read(&bio.bi_cnt);
1786 AC_DEFINE(HAVE_BI_CNT, 1,
1787 [struct bio has bi_cnt])
1794 # 4.4 redefined bi_rw as bi_opf
1796 AC_DEFUN([LC_HAVE_BI_RW], [
1797 LB_CHECK_COMPILE([if Linux kernel has bi_rw in struct bio],
1799 #include <linux/bio.h>
1805 AC_DEFINE(HAVE_BI_RW, 1,
1806 [struct bio has bi_rw])
1811 # LC_HAVE_SUBMIT_BIO_2ARGS
1813 # 4.4 removed an argument from submit_bio
1815 AC_DEFUN([LC_HAVE_SUBMIT_BIO_2ARGS], [
1816 LB_CHECK_COMPILE([if submit_bio takes two arguments],
1817 have_submit_bio_2args, [
1818 #include <linux/bio.h>
1821 submit_bio(READ, &bio);
1823 AC_DEFINE(HAVE_SUBMIT_BIO_2ARGS, 1,
1824 [submit_bio takes two arguments])
1826 ]) # LC_HAVE_SUBMIT_BIO_2_ARGS
1829 # LC_HAVE_CLEAN_BDEV_ALIASES
1831 # 4.4 unmap_underlying_metadata was replaced by clean_bdev_aliases
1833 AC_DEFUN([LC_HAVE_CLEAN_BDEV_ALIASES], [
1834 LB_CHECK_COMPILE([if kernel has clean_bdev_aliases],
1835 have_clean_bdev_aliases, [
1836 #include <linux/buffer_head.h>
1838 struct block_device bdev;
1839 clean_bdev_aliases(&bdev,1,1);
1841 AC_DEFINE(HAVE_CLEAN_BDEV_ALIASES, 1,
1842 [kernel has clean_bdev_aliases])
1844 ]) # LC_HAVE_CLEAN_BDEV_ALIASES
1847 # LC_HAVE_TRUNCATE_IPAGE_FINAL
1849 # 3.14 bring truncate_inode_pages_final for evict_inode
1851 AC_DEFUN([LC_HAVE_TRUNCATE_IPAGES_FINAL], [
1852 LB_CHECK_COMPILE([if Linux kernel has truncate_inode_pages_final],
1853 truncate_ipages_final, [
1854 #include <linux/mm.h>
1856 truncate_inode_pages_final(NULL);
1858 AC_DEFINE(HAVE_TRUNCATE_INODE_PAGES_FINAL, 1,
1859 [kernel has truncate_inode_pages_final])
1861 ]) # LC_HAVE_TRUNCATE_IPAGES_FINAL
1864 # LC_IOPS_RENAME_WITH_FLAGS
1866 # 3.14 has inode_operations->rename with 5 args
1867 # commit 520c8b16505236fc82daa352e6c5e73cd9870cff
1869 AC_DEFUN([LC_IOPS_RENAME_WITH_FLAGS], [
1870 LB_CHECK_COMPILE([if 'inode_operations->rename' taken flags as argument],
1871 iops_rename_with_flags, [
1872 #include <linux/fs.h>
1874 struct inode *i1 = NULL, *i2 = NULL;
1875 struct dentry *d1 = NULL, *d2 = NULL;
1877 rc = ((struct inode_operations *)0)->rename(i1, d1, i2, d2, 0);
1879 AC_DEFINE(HAVE_IOPS_RENAME_WITH_FLAGS, 1,
1880 [inode_operations->rename need flags as argument])
1882 ]) # LC_IOPS_RENAME_WITH_FLAGS
1885 # LC_VFS_RENAME_6ARGS
1887 # 3.15 has vfs_rename with 6 args
1889 AC_DEFUN([LC_VFS_RENAME_6ARGS], [
1890 LB_CHECK_COMPILE([if Linux kernel has 'vfs_rename' with 6 args],
1892 #include <linux/fs.h>
1894 vfs_rename(NULL, NULL, NULL, NULL, NULL, NULL);
1896 AC_DEFINE(HAVE_VFS_RENAME_6ARGS, 1,
1897 [kernel has vfs_rename with 6 args])
1899 ]) # LC_VFS_RENAME_6ARGS
1902 # LC_DIRECTIO_USE_ITER
1904 # 3.16 kernel changes direct IO to use iov_iter
1906 AC_DEFUN([LC_DIRECTIO_USE_ITER], [
1907 LB_CHECK_COMPILE([if direct IO uses iov_iter],
1909 #include <linux/fs.h>
1911 struct address_space_operations ops = { };
1912 struct iov_iter *iter = NULL;
1915 ops.direct_IO(0, NULL, iter, offset);
1917 AC_DEFINE(HAVE_DIRECTIO_ITER, 1,
1918 [direct IO uses iov_iter])
1920 ]) # LC_DIRECTIO_USE_ITER
1923 # LC_HAVE_IOV_ITER_INIT_DIRECTION
1926 # 3.16 linux commit 71d8e532b1549a478e6a6a8a44f309d050294d00
1927 # changed iov_iter_init api to start accepting a tag
1928 # that defines if its a read or write operation
1930 AC_DEFUN([LC_HAVE_IOV_ITER_INIT_DIRECTION], [
1931 tmp_flags="$EXTRA_KCFLAGS"
1932 EXTRA_KCFLAGS="-Werror"
1933 LB_CHECK_COMPILE([if 'iov_iter_init' takes a tag],
1935 #include <linux/uio.h>
1936 #include <linux/fs.h>
1938 const struct iovec *iov = NULL;
1940 iov_iter_init(NULL, READ, iov, 1, 0);
1942 AC_DEFINE(HAVE_IOV_ITER_INIT_DIRECTION, 1,
1943 [iov_iter_init handles directional tag])
1945 EXTRA_KCFLAGS="$tmp_flags"
1946 ]) # LC_HAVE_IOV_ITER_INIT_DIRECTION
1949 # LC_HAVE_IOV_ITER_TRUNCATE
1952 # 3.16 introduces a new API iov_iter_truncate()
1954 AC_DEFUN([LC_HAVE_IOV_ITER_TRUNCATE], [
1955 tmp_flags="$EXTRA_KCFLAGS"
1956 EXTRA_KCFLAGS="-Werror"
1957 LB_CHECK_COMPILE([if 'iov_iter_truncate' exists ],
1959 #include <linux/uio.h>
1960 #include <linux/fs.h>
1962 struct iov_iter *i = NULL;
1964 iov_iter_truncate(i, 0);
1966 AC_DEFINE(HAVE_IOV_ITER_TRUNCATE, 1, [iov_iter_truncate exists])
1968 EXTRA_KCFLAGS="$tmp_flags"
1969 ]) # LC_HAVE_IOV_ITER_TRUNCATE
1972 # LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER
1974 # 3.16 introduces [read|write]_iter to struct file_operations
1976 AC_DEFUN([LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER], [
1977 LB_CHECK_COMPILE([if 'file_operations.[read|write]_iter' exist],
1978 file_function_iter, [
1979 #include <linux/fs.h>
1981 ((struct file_operations *)NULL)->read_iter(NULL, NULL);
1982 ((struct file_operations *)NULL)->write_iter(NULL, NULL);
1984 AC_DEFINE(HAVE_FILE_OPERATIONS_READ_WRITE_ITER, 1,
1985 [file_operations.[read|write]_iter functions exist])
1987 ]) # LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER
1990 # LC_HAVE_INTERVAL_BLK_INTEGRITY
1992 # 3.17 replace sector_size with interval in struct blk_integrity
1994 AC_DEFUN([LC_HAVE_INTERVAL_BLK_INTEGRITY], [
1995 LB_CHECK_COMPILE([if 'blk_integrity.interval' exist],
1996 interval_blk_integrity, [
1997 #include <linux/blkdev.h>
1999 ((struct blk_integrity *)0)->interval = 0;
2001 AC_DEFINE(HAVE_INTERVAL_BLK_INTEGRITY, 1,
2002 [blk_integrity.interval exist])
2004 ]) # LC_HAVE_INTERVAL_BLK_INTEGRITY
2009 # 3.17 replaces key_type::match with match_preparse
2010 # and has new struct key_match_data
2012 AC_DEFUN([LC_KEY_MATCH_DATA], [
2013 LB_CHECK_COMPILE([if struct key_match field exist],
2015 #include <linux/key-type.h>
2017 struct key_match_data data;
2019 data.raw_data = NULL;
2021 AC_DEFINE(HAVE_KEY_MATCH_DATA, 1,
2022 [struct key_match_data exist])
2024 ]) # LC_KEY_MATCH_DATA
2027 # LC_NFS_FILLDIR_USE_CTX
2029 # 3.18 kernel moved from void cookie to struct dir_context
2031 AC_DEFUN([LC_NFS_FILLDIR_USE_CTX], [
2032 tmp_flags="$EXTRA_KCFLAGS"
2033 EXTRA_KCFLAGS="-Werror"
2034 LB_CHECK_COMPILE([if filldir_t uses struct dir_context],
2036 #include <linux/fs.h>
2038 int filldir(struct dir_context *ctx, const char* name,
2039 int i, loff_t off, u64 tmp, unsigned temp)
2044 struct dir_context ctx = {
2048 ctx.actor(NULL, "test", 0, (loff_t) 0, 0, 0);
2050 AC_DEFINE(HAVE_FILLDIR_USE_CTX, 1,
2051 [filldir_t needs struct dir_context as argument])
2053 EXTRA_KCFLAGS="$tmp_flags"
2054 ]) # LC_NFS_FILLDIR_USE_CTX
2057 # LC_PERCPU_COUNTER_INIT
2059 # 3.18 For kernels 3.18 and after percpu_counter_init starts
2060 # to pass a GFP_* memory allocation flag for internal
2061 # memory allocation purposes.
2063 AC_DEFUN([LC_PERCPU_COUNTER_INIT], [
2064 LB_CHECK_COMPILE([if percpu_counter_init uses GFP_* flag as argument],
2065 percpu_counter_init, [
2066 #include <linux/percpu_counter.h>
2068 percpu_counter_init(NULL, 0, GFP_KERNEL);
2070 AC_DEFINE(HAVE_PERCPU_COUNTER_INIT_GFP_FLAG, 1,
2071 [percpu_counter_init uses GFP_* flag])
2073 ]) # LC_PERCPU_COUNTER_INIT
2076 # LC_KIOCB_HAS_NBYTES
2078 # 3.19 kernel removed ki_nbytes from struct kiocb
2080 AC_DEFUN([LC_KIOCB_HAS_NBYTES], [
2081 LB_CHECK_COMPILE([if struct kiocb has ki_nbytes field],
2083 #include <linux/fs.h>
2085 struct kiocb iocb = { };
2089 AC_DEFINE(HAVE_KI_NBYTES, 1, [ki_nbytes field exist])
2091 ]) # LC_KIOCB_HAS_NBYTES
2094 # LC_HAVE_DQUOT_QC_DQBLK
2096 # 3.19 has quotactl_ops->[sg]et_dqblk that take struct kqid and qc_dqblk
2097 # Added in commit 14bf61ffe
2099 AC_DEFUN([LC_HAVE_DQUOT_QC_DQBLK], [
2100 tmp_flags="$EXTRA_KCFLAGS"
2101 EXTRA_KCFLAGS="-Werror"
2102 LB_CHECK_COMPILE([if 'quotactl_ops.set_dqblk' takes struct qc_dqblk],
2104 #include <linux/fs.h>
2105 #include <linux/quota.h>
2107 ((struct quotactl_ops *)0)->set_dqblk(NULL, *((struct kqid*)0), (struct qc_dqblk*)0);
2109 AC_DEFINE(HAVE_DQUOT_QC_DQBLK, 1,
2110 [quotactl_ops.set_dqblk takes struct qc_dqblk])
2111 AC_DEFINE(HAVE_DQUOT_KQID, 1,
2112 [quotactl_ops.set_dqblk takes struct kqid])
2114 EXTRA_KCFLAGS="$tmp_flags"
2115 ]) # LC_HAVE_DQUOT_QC_DQBLK
2118 # LC_BACKING_DEV_INFO_REMOVAL
2120 # 3.20 kernel removed backing_dev_info from address_space
2122 AC_DEFUN([LC_BACKING_DEV_INFO_REMOVAL], [
2123 LB_CHECK_COMPILE([if struct address_space has backing_dev_info],
2125 #include <linux/fs.h>
2127 struct address_space mapping;
2129 mapping.backing_dev_info = NULL;
2131 AC_DEFINE(HAVE_BACKING_DEV_INFO, 1, [backing_dev_info exist])
2133 ]) # LC_BACKING_DEV_INFO_REMOVAL
2136 # LC_HAVE_BDI_CAP_MAP_COPY
2138 # 3.20 removed mmap handling for backing devices since
2139 # it breaks on non-MMU systems. See kernel commit
2140 # b4caecd48005fbed3949dde6c1cb233142fd69e9
2142 AC_DEFUN([LC_HAVE_BDI_CAP_MAP_COPY], [
2143 LB_CHECK_COMPILE([if have 'BDI_CAP_MAP_COPY'],
2145 #include <linux/backing-dev.h>
2147 struct backing_dev_info info;
2149 info.capabilities = BDI_CAP_MAP_COPY;
2151 AC_DEFINE(HAVE_BDI_CAP_MAP_COPY, 1,
2152 [BDI_CAP_MAP_COPY exist])
2154 ]) # LC_HAVE_BDI_CAP_MAP_COPY
2157 # LC_CANCEL_DIRTY_PAGE
2159 # 4.0.0 kernel removed cancel_dirty_page
2161 AC_DEFUN([LC_CANCEL_DIRTY_PAGE], [
2162 LB_CHECK_COMPILE([if cancel_dirty_page still exist],
2163 cancel_dirty_page, [
2164 #include <linux/mm.h>
2166 cancel_dirty_page(NULL, PAGE_SIZE);
2168 AC_DEFINE(HAVE_CANCEL_DIRTY_PAGE, 1,
2169 [cancel_dirty_page is still available])
2171 ]) # LC_CANCEL_DIRTY_PAGE
2176 # 4.1 kernel has iov_iter_rw
2178 AC_DEFUN([LC_IOV_ITER_RW], [
2179 LB_CHECK_COMPILE([if iov_iter_rw exist],
2181 #include <linux/fs.h>
2182 #include <linux/uio.h>
2184 struct iov_iter *iter = NULL;
2188 AC_DEFINE(HAVE_IOV_ITER_RW, 1,
2189 [iov_iter_rw exist])
2194 # LC_HAVE_SYNC_READ_WRITE
2196 # 4.1 new_sync_[read|write] no longer exported
2198 AC_DEFUN([LC_HAVE_SYNC_READ_WRITE], [
2199 LB_CHECK_EXPORT([new_sync_read], [fs/read_write.c],
2200 [AC_DEFINE(HAVE_SYNC_READ_WRITE, 1,
2201 [new_sync_[read|write] is exported by the kernel])])
2202 ]) # LC_HAVE_SYNC_READ_WRITE
2205 # LC_NEW_CANCEL_DIRTY_PAGE
2207 # 4.2 kernel has new cancel_dirty_page
2209 AC_DEFUN([LC_NEW_CANCEL_DIRTY_PAGE], [
2210 LB_CHECK_COMPILE([if cancel_dirty_page with one argument exist],
2211 new_cancel_dirty_page, [
2212 #include <linux/mm.h>
2214 cancel_dirty_page(NULL);
2216 AC_DEFINE(HAVE_NEW_CANCEL_DIRTY_PAGE, 1,
2217 [cancel_dirty_page with one arguement is available])
2219 ]) # LC_NEW_CANCEL_DIRTY_PAGE
2222 # LC_SYMLINK_OPS_USE_NAMEIDATA
2224 # For the 4.2+ kernels the file system internal symlink api no
2225 # longer uses struct nameidata as a argument
2227 AC_DEFUN([LC_SYMLINK_OPS_USE_NAMEIDATA], [
2228 LB_CHECK_COMPILE([if symlink inode operations have struct nameidata argument],
2229 symlink_use_nameidata, [
2230 #include <linux/namei.h>
2231 #include <linux/fs.h>
2233 struct nameidata *nd = NULL;
2235 ((struct inode_operations *)0)->follow_link(NULL, nd);
2236 ((struct inode_operations *)0)->put_link(NULL, nd, NULL);
2238 AC_DEFINE(HAVE_SYMLINK_OPS_USE_NAMEIDATA, 1,
2239 [symlink inode operations need struct nameidata argument])
2241 ]) # LC_SYMLINK_OPS_USE_NAMEIDATA
2244 # LC_BIO_ENDIO_USES_ONE_ARG
2246 # 4.2 kernel bio_endio now only takes one argument
2248 AC_DEFUN([LC_BIO_ENDIO_USES_ONE_ARG], [
2249 LB_CHECK_COMPILE([if 'bio_endio' with one argument exist],
2251 #include <linux/bio.h>
2255 AC_DEFINE(HAVE_BIO_ENDIO_USES_ONE_ARG, 1,
2256 [bio_endio takes only one argument])
2258 ]) # LC_BIO_ENDIO_USES_ONE_ARG
2261 # LC_HAVE_INTERVAL_EXP_BLK_INTEGRITY
2263 # 4.3 replace interval with interval_exp in 'struct blk_integrity'
2264 # 'struct blk_integrity_profile' is also added in this version,
2265 # thus use this to determine whether 'struct blk_integrity' has profile
2267 AC_DEFUN([LC_HAVE_INTERVAL_EXP_BLK_INTEGRITY], [
2268 LB_CHECK_COMPILE([if 'blk_integrity.interval_exp' exist],
2269 blk_integrity_interval_exp, [
2270 #include <linux/blkdev.h>
2272 ((struct blk_integrity *)0)->interval_exp = 0;
2274 AC_DEFINE(HAVE_INTERVAL_EXP_BLK_INTEGRITY, 1,
2275 [blk_integrity.interval_exp exist])
2277 ]) # LC_HAVE_INTERVAL_EXP_BLK_INTEGRITY
2280 # LC_HAVE_LOOP_CTL_GET_FREE
2282 # 4.x kernel have moved userspace APIs to
2283 # the separate directory and all of them
2284 # support LOOP_CTL_GET_FREE
2286 AC_DEFUN([LC_HAVE_LOOP_CTL_GET_FREE], [
2287 LB_CHECK_FILE([$LINUX/include/linux/loop.h], [
2288 LB_CHECK_COMPILE([if have 'HAVE_LOOP_CTL_GET_FREE'],
2289 LOOP_CTL_GET_FREE, [
2290 #include <linux/loop.h>
2294 i = LOOP_CTL_GET_FREE;
2296 AC_DEFINE(HAVE_LOOP_CTL_GET_FREE, 1,
2297 [LOOP_CTL_GET_FREE exist])
2300 AC_DEFINE(HAVE_LOOP_CTL_GET_FREE, 1,
2301 [kernel has LOOP_CTL_GET_FREE])
2303 ]) # LC_HAVE_LOOP_CTL_GET_FREE
2306 # LC_HAVE_CACHE_HEAD_HLIST
2308 # 4.3 kernel swiched to hlist for cache_head
2310 AC_DEFUN([LC_HAVE_CACHE_HEAD_HLIST], [
2311 LB_CHECK_COMPILE([if 'struct cache_head' has 'cache_list' field],
2312 cache_head_has_hlist, [
2313 #include <linux/sunrpc/cache.h>
2315 do {} while(sizeof(((struct cache_head *)0)->cache_list));
2317 AC_DEFINE(HAVE_CACHE_HEAD_HLIST, 1,
2318 [cache_head has hlist cache_list])
2320 ]) # LC_HAVE_CACHE_HEAD_HLIST
2323 # LC_HAVE_XATTR_HANDLER_SIMPLIFIED
2325 # Kernel version 4.3 commit e409de992e3ea3674393465f07cc71c948edd87a
2326 # simplified xattr_handler handling by passing in the handler pointer
2328 AC_DEFUN([LC_HAVE_XATTR_HANDLER_SIMPLIFIED], [
2329 tmp_flags="$EXTRA_KCFLAGS"
2330 EXTRA_KCFLAGS="-Werror"
2331 LB_CHECK_COMPILE([if 'struct xattr_handler' functions pass in handler pointer],
2332 xattr_handler_simplified, [
2333 #include <linux/xattr.h>
2335 struct xattr_handler handler;
2337 ((struct xattr_handler *)0)->get(&handler, NULL, NULL, NULL, 0);
2338 ((struct xattr_handler *)0)->set(&handler, NULL, NULL, NULL, 0, 0);
2340 AC_DEFINE(HAVE_XATTR_HANDLER_SIMPLIFIED, 1, [handler pointer is parameter])
2342 EXTRA_KCFLAGS="$tmp_flags"
2343 ]) # LC_HAVE_XATTR_HANDLER_SIMPLIFIED
2346 # LC_HAVE_LOCKS_LOCK_FILE_WAIT
2348 # 4.4 kernel have moved locks API users to
2349 # locks_lock_inode_wait()
2351 AC_DEFUN([LC_HAVE_LOCKS_LOCK_FILE_WAIT], [
2352 LB_CHECK_COMPILE([if 'locks_lock_file_wait' exists],
2353 locks_lock_file_wait, [
2354 #include <linux/fs.h>
2356 locks_lock_file_wait(NULL, NULL);
2358 AC_DEFINE(HAVE_LOCKS_LOCK_FILE_WAIT, 1,
2359 [kernel has locks_lock_file_wait])
2361 ]) # LC_HAVE_LOCKS_LOCK_FILE_WAIT
2364 # LC_HAVE_KEY_PAYLOAD_DATA_ARRAY
2366 # 4.4 kernel merged type-specific data with the payload data for keys
2368 AC_DEFUN([LC_HAVE_KEY_PAYLOAD_DATA_ARRAY], [
2369 LB_CHECK_COMPILE([if 'struct key' has 'payload.data' as an array],
2370 key_payload_data_array, [
2371 #include <linux/key.h>
2373 struct key key = { };
2375 key.payload.data[0] = NULL;
2377 AC_DEFINE(HAVE_KEY_PAYLOAD_DATA_ARRAY, 1, [payload.data is an array])
2379 ]) #LC_HAVE_KEY_PAYLOAD_DATA_ARRAY
2382 # LC_HAVE_XATTR_HANDLER_NAME
2384 # Kernel version 4.4 commit 98e9cb5711c68223f0e4d5201b9a6add255ec550
2385 # add a name member to struct xattr_handler
2387 AC_DEFUN([LC_HAVE_XATTR_HANDLER_NAME], [
2388 tmp_flags="$EXTRA_KCFLAGS"
2389 EXTRA_KCFLAGS="-Werror"
2390 LB_CHECK_COMPILE([if 'struct xattr_handler' has a name member],
2391 xattr_handler_name, [
2392 #include <linux/xattr.h>
2394 ((struct xattr_handler *)NULL)->name = NULL;
2396 AC_DEFINE(HAVE_XATTR_HANDLER_NAME, 1, [xattr_handler has a name member])
2398 EXTRA_KCFLAGS="$tmp_flags"
2399 ]) # LC_HAVE_XATTR_HANDLER_NAME
2402 # LC_HAVE_FILE_DENTRY
2404 # 4.5 adds wrapper file_dentry
2406 AC_DEFUN([LC_HAVE_FILE_DENTRY], [
2407 LB_CHECK_COMPILE([if Linux kernel has 'file_dentry'],
2409 #include <linux/fs.h>
2413 AC_DEFINE(HAVE_FILE_DENTRY, 1,
2414 [kernel has file_dentry])
2416 ]) # LC_HAVE_FILE_DENTRY
2419 # LC_HAVE_INODE_LOCK
2421 # 4.5 introduced inode_lock
2423 AC_DEFUN([LC_HAVE_INODE_LOCK], [
2424 LB_CHECK_COMPILE([if 'inode_lock' is defined],
2426 #include <linux/fs.h>
2430 AC_DEFINE(HAVE_INODE_LOCK, 1,
2431 [inode_lock is defined])
2433 ]) # LC_HAVE_INODE_LOCK
2436 # LC_HAVE_IOP_GET_LINK
2438 # 4.5 vfs replaced iop->follow_link with
2441 AC_DEFUN([LC_HAVE_IOP_GET_LINK], [
2442 LB_CHECK_COMPILE([if 'iop' has 'get_link'],
2443 inode_ops_get_link, [
2444 #include <linux/fs.h>
2446 struct inode_operations iop;
2447 iop.get_link = NULL;
2449 AC_DEFINE(HAVE_IOP_GET_LINK, 1,
2450 [have iop get_link])
2452 ]) # LC_HAVE_IOP_GET_LINK
2455 # LC_HAVE_IN_COMPAT_SYSCALL
2457 # 4.6 renamed is_compat_task to in_compat_syscall
2459 AC_DEFUN([LC_HAVE_IN_COMPAT_SYSCALL], [
2460 LB_CHECK_COMPILE([if 'in_compat_syscall' is defined],
2461 in_compat_syscall, [
2462 #include <linux/compat.h>
2464 in_compat_syscall();
2466 AC_DEFINE(HAVE_IN_COMPAT_SYSCALL, 1,
2467 [have in_compat_syscall])
2469 ]) # LC_HAVE_IN_COMPAT_SYSCALL
2472 # LC_HAVE_XATTR_HANDLER_INODE_PARAM
2474 # Kernel version 4.6 commit b296821a7c42fa58baa17513b2b7b30ae66f3336
2475 # and commit 5930122683dff58f0846b0f0405b4bd598a3ba6a added inode parameter
2476 # to xattr_handler functions
2478 AC_DEFUN([LC_HAVE_XATTR_HANDLER_INODE_PARAM], [
2479 tmp_flags="$EXTRA_KCFLAGS"
2480 EXTRA_KCFLAGS="-Werror"
2481 LB_CHECK_COMPILE([if 'struct xattr_handler' functions have inode parameter],
2482 xattr_handler_inode_param, [
2483 #include <linux/xattr.h>
2485 const struct xattr_handler handler;
2487 ((struct xattr_handler *)0)->get(&handler, NULL, NULL, NULL, NULL, 0);
2488 ((struct xattr_handler *)0)->set(&handler, NULL, NULL, NULL, NULL, 0, 0);
2490 AC_DEFINE(HAVE_XATTR_HANDLER_INODE_PARAM, 1, [needs inode parameter])
2492 EXTRA_KCFLAGS="$tmp_flags"
2493 ]) # LC_HAVE_XATTR_HANDLER_INODE_PARAM
2498 # Kernel version 4.7 commit c8b8e32d700fe943a935e435ae251364d016c497
2499 # direct-io: eliminate the offset argument to ->direct_IO
2501 AC_DEFUN([LC_DIRECTIO_2ARGS], [
2502 LB_CHECK_COMPILE([if '->direct_IO()' taken 2 arguments],
2504 #include <linux/fs.h>
2506 struct address_space_operations ops = { };
2507 struct iov_iter *iter = NULL;
2508 struct kiocb *iocb = NULL;
2511 rc = ops.direct_IO(iocb, iter);
2513 AC_DEFINE(HAVE_DIRECTIO_2ARGS, 1,
2514 [direct_IO need 2 arguments])
2516 ]) # LC_DIRECTIO_2ARGS
2519 # LC_GENERIC_WRITE_SYNC_2ARGS
2521 # Kernel version 4.7 commit c8b8e32d700fe943a935e435ae251364d016c497
2522 # direct-io: eliminate the offset argument to ->direct_IO
2524 AC_DEFUN([LC_GENERIC_WRITE_SYNC_2ARGS], [
2525 LB_CHECK_COMPILE([if 'generic_write_sync()' taken 2 arguments],
2526 generic_write_sync_2args, [
2527 #include <linux/fs.h>
2529 struct kiocb *iocb = NULL;
2532 rc = generic_write_sync(iocb, 0);
2534 AC_DEFINE(HAVE_GENERIC_WRITE_SYNC_2ARGS, 1,
2535 [generic_write_sync need 2 arguments])
2537 ]) # LC_GENERIC_WRITE_SYNC_2ARGS
2540 # LC_FOP_ITERATE_SHARED
2542 # Kernel version 4.7 adds iterate_shared method to file_operations
2544 AC_DEFUN([LC_FOP_ITERATE_SHARED], [
2545 LB_CHECK_COMPILE([if 'file_operations' has 'iterate_shared'],
2546 fop_iterate_shared, [
2547 #include <linux/fs.h>
2549 struct file_operations fop;
2550 fop.iterate_shared = NULL;
2552 AC_DEFINE(HAVE_FOP_ITERATE_SHARED, 1,
2553 [file_operations has iterate_shared])
2555 ]) # LC_FOP_ITERATE_SHARED
2558 # LC_FOPS_ITERATE_SHARED
2560 # 4.7 commit ae05327a00fd47c34dfe25294b359a3f3fef96e8
2561 # ext4: switch to ->iterate_shared()
2562 # this replaces ext4_dir_operations iterate with iterate_shared.
2563 # dir_relaxed_shared() was also added in this commit, so we can
2564 # use that function to verify that the ext4_dir_operations is using
2567 AC_DEFUN([LC_FOPS_ITERATE_SHARED], [
2568 LB_CHECK_COMPILE([if ext4_dir_operations uses iterate_shared],
2570 #include <linux/fs.h>
2572 ((struct file_operations *)0)->iterate_shared(NULL, NULL);
2573 dir_relax_shared(NULL);
2575 AC_DEFINE(HAVE_ITERATE_SHARED, 1,
2576 ['iterate_shared' is available])
2578 ]) # LC_FOPS_ITERATE_SHARED
2581 # LC_HAVE_POSIX_ACL_VALID_USER_NS
2583 # 4.8 posix_acl_valid takes struct user_namespace
2585 AC_DEFUN([LC_HAVE_POSIX_ACL_VALID_USER_NS], [
2586 LB_CHECK_COMPILE([if 'posix_acl_valid' takes 'struct user_namespace'],
2588 #include <linux/fs.h>
2589 #include <linux/posix_acl.h>
2591 posix_acl_valid((struct user_namespace*)NULL, (const struct posix_acl*)NULL);
2593 AC_DEFINE(HAVE_POSIX_ACL_VALID_USER_NS, 1,
2594 [posix_acl_valid takes struct user_namespace])
2596 ]) # LC_HAVE_POSIX_ACL_VALID_USER_NS
2599 # LC_D_COMPARE_4ARGS
2601 # Kernel version 4.8 commit 6fa67e707559303e086303aeecc9e8b91ef497d5
2602 # get rid of 'parent' argument of ->d_compare()
2604 AC_DEFUN([LC_D_COMPARE_4ARGS], [
2605 LB_CHECK_COMPILE([if 'd_compare' taken 4 arguments],
2607 #include <linux/dcache.h>
2609 ((struct dentry_operations*)0)->d_compare(NULL,0,NULL,NULL);
2611 AC_DEFINE(HAVE_D_COMPARE_4ARGS, 1,
2612 [d_compare need 4 arguments])
2614 ]) # LC_D_COMPARE_4ARGS
2617 # LC_FULL_NAME_HASH_3ARGS
2619 # Kernel version 4.8 commit 8387ff2577eb9ed245df9a39947f66976c6bcd02
2620 # vfs: make the string hashes salt the hash
2622 AC_DEFUN([LC_FULL_NAME_HASH_3ARGS], [
2623 LB_CHECK_COMPILE([if 'full_name_hash' taken 3 arguments],
2624 full_name_hash_3args, [
2625 #include <linux/stringhash.h>
2628 hash = full_name_hash(NULL,NULL,0);
2630 AC_DEFINE(HAVE_FULL_NAME_HASH_3ARGS, 1,
2631 [full_name_hash need 3 arguments])
2633 ]) # LC_FULL_NAME_HASH_3ARGS
2636 # LC_STRUCT_POSIX_ACL_XATTR
2638 # Kernel version 4.8 commit 2211d5ba5c6c4e972ba6dbc912b2897425ea6621
2639 # posix_acl: xattr representation cleanups
2641 AC_DEFUN([LC_STRUCT_POSIX_ACL_XATTR], [
2642 LB_CHECK_COMPILE([if 'struct posix_acl_xattr_{header,entry}' defined],
2643 struct_posix_acl_xattr, [
2644 #include <linux/fs.h>
2645 #include <linux/posix_acl_xattr.h>
2647 struct posix_acl_xattr_header *h = NULL;
2648 struct posix_acl_xattr_entry *e;
2649 e = (void *)(h + 1);
2651 AC_DEFINE(HAVE_STRUCT_POSIX_ACL_XATTR, 1,
2652 [struct posix_acl_xattr_{header,entry} defined])
2654 ]) # LC_STRUCT_POSIX_ACL_XATTR
2659 # Kernel version 4.8 commit fd50ecaddf8372a1d96e0daeaac0f93cf04e4d42
2660 # removed {get,set,remove}xattr inode operations
2662 AC_DEFUN([LC_IOP_XATTR], [
2663 LB_CHECK_COMPILE([if 'inode_operations' has {get,set,remove}xattr members],
2665 #include <linux/fs.h>
2667 struct inode_operations iop;
2668 iop.setxattr = NULL;
2669 iop.getxattr = NULL;
2670 iop.removexattr = NULL;
2672 AC_DEFINE(HAVE_IOP_XATTR, 1,
2673 [inode_operations has {get,set,remove}xattr members])
2680 # Kernel version 4.9 commit 81243eacfa400f5f7b89f4c2323d0de9982bb0fb
2681 # cred: simpler, 1D supplementary groups
2683 AC_DEFUN([LC_GROUP_INFO_GID], [
2684 LB_CHECK_COMPILE([if 'struct group_info' has member 'gid'],
2686 #include <linux/cred.h>
2689 p = ((struct group_info *)0)->gid;
2691 AC_DEFINE(HAVE_GROUP_INFO_GID, 1,
2692 [struct group_info has member gid])
2694 ]) # LC_GROUP_INFO_GID
2699 # Kernel version 4.9 commit 5d6c31910bc0713e37628dc0ce677dcb13c8ccf4
2700 # added __vfs_{get,set,remove}xattr helpers
2702 AC_DEFUN([LC_VFS_SETXATTR], [
2703 LB_CHECK_COMPILE([if '__vfs_setxattr' helper is available],
2705 #include <linux/xattr.h>
2707 __vfs_setxattr(NULL, NULL, NULL, NULL, 0, 0);
2709 AC_DEFINE(HAVE_VFS_SETXATTR, 1,
2710 ['__vfs_setxattr is available])
2712 ]) # LC_VFS_SETXATTR
2715 # LC_POSIX_ACL_UPDATE_MODE
2717 # Kernel version 4.9 commit 073931017b49d9458aa351605b43a7e34598caef
2718 # posix_acl: Clear SGID bit when setting file permissions
2720 AC_DEFUN([LC_POSIX_ACL_UPDATE_MODE], [
2721 LB_CHECK_COMPILE([if 'posix_acl_update_mode' exists],
2722 posix_acl_update_mode, [
2723 #include <linux/fs.h>
2724 #include <linux/posix_acl.h>
2726 posix_acl_update_mode(NULL, NULL, NULL);
2728 AC_DEFINE(HAVE_POSIX_ACL_UPDATE_MODE, 1,
2729 ['posix_acl_update_mode' is available])
2731 ]) # LC_POSIX_ACL_UPDATE_MODE
2734 # LC_IOP_GENERIC_READLINK
2736 # Kernel version 4.10 commit dfeef68862edd7d4bafe68ef7aeb5f658ef24bb5
2737 # removed generic_readlink from individual file systems
2739 AC_DEFUN([LC_IOP_GENERIC_READLINK], [
2740 LB_CHECK_COMPILE([if 'generic_readlink' still exist],
2741 inode_ops_readlink, [
2742 #include <linux/fs.h>
2744 struct inode_operations iop;
2745 iop.readlink = generic_readlink;
2747 AC_DEFINE(HAVE_IOP_GENERIC_READLINK, 1,
2748 [generic_readlink has been removed])
2750 ]) # LC_IOP_GENERIC_READLINK
2753 # LC_HAVE_VM_FAULT_ADDRESS
2755 # Kernel version 4.10 commit 1a29d85eb0f19b7d8271923d8917d7b4f5540b3e
2756 # removed virtual_address field. Need to use address field instead
2758 AC_DEFUN([LC_HAVE_VM_FAULT_ADDRESS], [
2759 LB_CHECK_COMPILE([if 'struct vm_fault' replaced virtual_address with address field],
2761 #include <linux/mm.h>
2763 struct vm_fault vmf;
2766 AC_DEFINE(HAVE_VM_FAULT_ADDRESS, 1,
2767 [virtual_address has been replaced by address field])
2769 ]) # LC_HAVE_VM_FAULT_ADDRESS
2772 # LC_INODEOPS_ENHANCED_GETATTR
2774 # Kernel version 4.11 commit a528d35e8bfcc521d7cb70aaf03e1bd296c8493f
2775 # expanded getattr to be able to get more stat information.
2777 AC_DEFUN([LC_INODEOPS_ENHANCED_GETATTR], [
2778 LB_CHECK_COMPILE([if 'inode_operations' getattr member can gather advance stats],
2780 #include <linux/fs.h>
2784 ((struct inode_operations *)1)->getattr(&path, NULL, 0, 0);
2786 AC_DEFINE(HAVE_INODEOPS_ENHANCED_GETATTR, 1,
2787 [inode_operations .getattr member function can gather advance stats])
2789 ]) # LC_INODEOPS_ENHANCED_GETATTR
2792 # LC_VM_OPERATIONS_REMOVE_VMF_ARG
2794 # Kernel version 4.11 commit 11bac80004499ea59f361ef2a5516c84b6eab675
2795 # removed struct vm_area_struct as an argument for vm_operations since
2796 # in the same kernel version struct vma_area_struct was folded into
2799 AC_DEFUN([LC_VM_OPERATIONS_REMOVE_VMF_ARG], [
2800 LB_CHECK_COMPILE([if 'struct vm_operations' removed struct vm_area_struct],
2801 vm_operations_no_vm_area_struct, [
2802 #include <linux/mm.h>
2804 struct vm_fault vmf;
2806 ((struct vm_operations_struct *)0)->fault(&vmf);
2807 ((struct vm_operations_struct *)0)->page_mkwrite(&vmf);
2809 AC_DEFINE(HAVE_VM_OPS_USE_VM_FAULT_ONLY, 1,
2810 ['struct vm_operations' remove struct vm_area_struct argument])
2812 ]) # LC_VM_OPERATIONS_REMOVE_VMF_ARG
2815 # Kernel version 4.12 commit 47f38c539e9a42344ff5a664942075bd4df93876
2816 # CURRENT_TIME is not 64 bit time safe so it was replaced with
2819 AC_DEFUN([LC_CURRENT_TIME], [
2820 LB_CHECK_COMPILE([if CURRENT_TIME has been replaced with current_time],
2822 #include <linux/fs.h>
2824 struct timespec ts = current_time(NULL);
2826 AC_DEFINE(HAVE_CURRENT_TIME, 1,
2827 [current_time() has replaced CURRENT_TIME])
2829 ]) # LIBCFS_CURRENT_TIME
2832 # LC_SUPER_SETUP_BDI_NAME
2834 # Kernel version 4.12 commit 9594caf216dc0fe3e318b34af0127276db661241
2835 # unified bdi handling
2837 AC_DEFUN([LC_SUPER_SETUP_BDI_NAME], [
2838 LB_CHECK_COMPILE([if 'super_setup_bdi_name' exist],
2839 super_setup_bdi_name, [
2840 #include <linux/fs.h>
2842 super_setup_bdi_name(NULL, "lustre");
2844 AC_DEFINE(HAVE_SUPER_SETUP_BDI_NAME, 1,
2845 ['super_setup_bdi_name' is available])
2847 ]) # LC_SUPER_SETUP_BDI_NAME
2852 # 4.12 replace bi_error to bi_status
2854 AC_DEFUN([LC_BI_STATUS], [
2855 LB_CHECK_COMPILE([if 'bi_status' exist],
2857 #include <linux/blk_types.h>
2859 ((struct bio *)0)->bi_status = 0;
2861 AC_DEFINE(HAVE_BI_STATUS, 1,
2862 ['bi_status' is available])
2867 # LC_BIO_INTEGRITY_ENABLED
2869 # 4.13 removed bio_integrity_enabled
2871 AC_DEFUN([LC_BIO_INTEGRITY_ENABLED], [
2872 LB_CHECK_COMPILE([if 'bio_integrity_enabled' exist],
2873 bio_integrity_enabled, [
2874 #include <linux/bio.h>
2876 bio_integrity_enabled(NULL);
2878 AC_DEFINE(HAVE_BIO_INTEGRITY_ENABLED, 1,
2879 ['bio_integrity_enabled' is available])
2881 ]) # LC_BIO_INTEGRITY_ENABLED
2884 # LC_PAGEVEC_INIT_ONE_PARAM
2886 # 4.14 pagevec_init takes one parameter
2888 AC_DEFUN([LC_PAGEVEC_INIT_ONE_PARAM], [
2889 LB_CHECK_COMPILE([if 'pagevec_init' takes one parameter],
2891 #include <linux/pagevec.h>
2895 AC_DEFINE(HAVE_PAGEVEC_INIT_ONE_PARAM, 1,
2896 ['pagevec_init' takes one parameter])
2898 ]) # LC_PAGEVEC_INIT_ONE_PARAM
2903 # 4.14 replaced bi_bdev to bi_disk
2905 AC_DEFUN([LC_BI_BDEV], [
2906 LB_CHECK_COMPILE([if 'bi_bdev' exist],
2908 #include <linux/bio.h>
2910 ((struct bio *)0)->bi_bdev = NULL;
2912 AC_DEFINE(HAVE_BI_BDEV, 1,
2913 ['bi_bdev' is available])
2921 # Lustre linux kernel checks
2923 AC_DEFUN([LC_PROG_LINUX], [
2924 AC_MSG_NOTICE([Lustre kernel checks
2925 ==============================================================================])
2929 LC_CONFIG_HEALTH_CHECK_WRITE
2930 LC_CONFIG_LRU_RESIZE
2932 LC_GLIBC_SUPPORT_FHANDLES
2937 LC_BLK_QUEUE_MAX_SEGMENTS
2940 LC_HAVE_XATTR_HANDLER_FLAGS
2943 LC_HAVE_DQUOT_FS_DISK_QUOTA
2944 LC_HAVE_DQUOT_SUSPEND
2945 LC_HAVE_ADD_WAIT_QUEUE_EXCLUSIVE
2949 LC_EXPORT_SIMPLE_SETATTR
2950 LC_EXPORT_TRUNCATE_COMPLETE_PAGE
2954 LC_SBOPS_EVICT_INODE
2958 LC_FS_STRUCT_SEQCOUNT
2961 LC_BLKDEV_GET_BY_DEV
2962 LC_GENERIC_PERMISSION
2970 LC_HAVE_FHANDLE_SYSCALLS
2971 LC_HAVE_FSTYPE_MOUNT
2973 LC_HAVE_INODE_OWNER_OR_CAPABLE
2974 LC_HAVE_SECURITY_IINITSEC
2977 LC_DIRTY_INODE_WITH_FLAG
2981 LC_LM_XXX_LOCK_MANAGER_OPS
2985 LC_INODE_PERMISION_2ARGS
2986 LC_RADIX_EXCEPTION_ENTRY
2987 LC_HAVE_LOOP_CTL_GET_FREE
2990 LC_HAVE_PROTECT_I_NLINK
2993 LC_HAVE_MIGRATE_HEADER
2994 LC_MIGRATEPAGE_4ARGS
2995 LC_SUPEROPS_USE_DENTRY
2996 LC_INODEOPS_USE_UMODE_T
2997 LC_HAVE_CACHE_REGISTER
3001 LC_KMAP_ATOMIC_HAS_1ARG
3005 LC_HAVE_ENCODE_FH_PARENT
3006 LC_FILE_LLSEEK_SIZE_5ARG
3009 LC_DATA_FOR_LLITE_IS_LIST
3010 LC_DENTRY_OPEN_USE_PATH
3011 LC_HAVE_IOP_ATOMIC_OPEN
3012 LC_HAVE_SB_START_WRITE
3015 LC_HAVE_POSIXACL_USER_NS
3018 LC_HAVE_FILE_F_INODE
3020 LC_HAVE_SUNRPC_UPCALL_HAS_3ARGS
3023 LC_HAVE_HLIST_FOR_EACH_3ARG
3024 LC_HAVE_BIO_END_SECTOR
3028 LC_HAVE_REMOVE_PROC_SUBTREE
3030 LC_HAVE_PROJECT_QUOTA
3031 LC_HAVE_SECURITY_DENTRY_INIT_SECURITY
3038 LC_HAVE_DENTRY_D_U_D_ALIAS
3039 LC_HAVE_DENTRY_D_CHILD
3040 LC_PID_NS_FOR_CHILDREN
3043 LC_OLDSIZE_TRUNCATE_PAGECACHE
3044 LC_PTR_ERR_OR_ZERO_MISSING
3053 LC_HAVE_TRUNCATE_IPAGES_FINAL
3054 LC_IOPS_RENAME_WITH_FLAGS
3061 LC_DIRECTIO_USE_ITER
3062 LC_HAVE_IOV_ITER_INIT_DIRECTION
3063 LC_HAVE_IOV_ITER_TRUNCATE
3064 LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER
3067 LC_HAVE_INTERVAL_BLK_INTEGRITY
3071 LC_PERCPU_COUNTER_INIT
3072 LC_NFS_FILLDIR_USE_CTX
3076 LC_HAVE_DQUOT_QC_DQBLK
3079 LC_BACKING_DEV_INFO_REMOVAL
3080 LC_HAVE_BDI_CAP_MAP_COPY
3083 LC_CANCEL_DIRTY_PAGE
3087 LC_HAVE_SYNC_READ_WRITE
3090 LC_NEW_CANCEL_DIRTY_PAGE
3091 LC_BIO_ENDIO_USES_ONE_ARG
3092 LC_SYMLINK_OPS_USE_NAMEIDATA
3095 LC_HAVE_INTERVAL_EXP_BLK_INTEGRITY
3096 LC_HAVE_CACHE_HEAD_HLIST
3097 LC_HAVE_XATTR_HANDLER_SIMPLIFIED
3100 LC_HAVE_LOCKS_LOCK_FILE_WAIT
3101 LC_HAVE_KEY_PAYLOAD_DATA_ARRAY
3102 LC_HAVE_XATTR_HANDLER_NAME
3105 LC_HAVE_SUBMIT_BIO_2ARGS
3106 LC_HAVE_CLEAN_BDEV_ALIASES
3113 LC_HAVE_IOP_GET_LINK
3116 LC_HAVE_IN_COMPAT_SYSCALL
3117 LC_HAVE_XATTR_HANDLER_INODE_PARAM
3121 LC_GENERIC_WRITE_SYNC_2ARGS
3122 LC_FOPS_ITERATE_SHARED
3125 LC_HAVE_POSIX_ACL_VALID_USER_NS
3127 LC_FULL_NAME_HASH_3ARGS
3128 LC_STRUCT_POSIX_ACL_XATTR
3134 LC_POSIX_ACL_UPDATE_MODE
3137 LC_IOP_GENERIC_READLINK
3138 LC_HAVE_VM_FAULT_ADDRESS
3141 LC_INODEOPS_ENHANCED_GETATTR
3142 LC_VM_OPERATIONS_REMOVE_VMF_ARG
3146 LC_SUPER_SETUP_BDI_NAME
3150 LC_BIO_INTEGRITY_ENABLED
3153 LC_PAGEVEC_INIT_ONE_PARAM
3157 AS_IF([test "x$enable_server" != xno], [
3167 # Check whether to build the client side of Lustre
3169 AC_DEFUN([LC_CONFIG_CLIENT], [
3170 AC_MSG_CHECKING([whether to build Lustre client support])
3171 AC_ARG_ENABLE([client],
3172 AC_HELP_STRING([--disable-client],
3173 [disable Lustre client support]),
3174 [], [enable_client="yes"])
3175 AC_MSG_RESULT([$enable_client])
3176 ]) # LC_CONFIG_CLIENT
3181 AC_DEFUN([LB_CONFIG_MPITESTS], [
3182 AC_ARG_ENABLE([mpitests],
3183 AC_HELP_STRING([--enable-mpitests=<yes|no|mpicc wrapper>],
3184 [include mpi tests]), [
3185 enable_mpitests="yes"
3188 MPICC_WRAPPER="mpicc"
3191 enable_mpitests="no"
3194 MPICC_WRAPPER=$enableval
3198 enable_mpitests="yes"
3199 MPICC_WRAPPER="mpicc"
3202 if test "x$enable_mpitests" != "xno"; then
3205 AC_CACHE_CHECK([whether mpitests can be built],
3206 lb_cv_mpi_tests, [AC_COMPILE_IFELSE([AC_LANG_SOURCE([
3210 MPI_Initialized(&flag);
3213 ])], [lb_cv_mpi_tests="yes"], [lb_cv_mpi_tests="no"])
3215 enable_mpitests=$lb_cv_mpi_tests
3218 AC_SUBST(MPICC_WRAPPER)
3219 ]) # LB_CONFIG_MPITESTS
3224 # whether to enable quota support global control
3226 AC_DEFUN([LC_CONFIG_QUOTA], [
3227 AC_MSG_CHECKING([whether to enable quota support global control])
3228 AC_ARG_ENABLE([quota],
3229 AC_HELP_STRING([--enable-quota],
3230 [enable quota support]),
3231 [], [enable_quota="yes"])
3232 AS_IF([test "x$enable_quota" = xyes],
3233 [AC_MSG_RESULT([yes])],
3234 [AC_MSG_RESULT([no])])
3235 ]) # LC_CONFIG_QUOTA
3240 AC_DEFUN([LC_QUOTA], [
3244 AS_IF([test "x$enable_quota" != xno -a "x$enable_utils" != xno], [
3245 AC_CHECK_HEADER([sys/quota.h],
3246 [AC_DEFINE(HAVE_SYS_QUOTA_H, 1,
3247 [Define to 1 if you have <sys/quota.h>.])],
3248 [AC_MSG_ERROR([don't find <sys/quota.h> in your system])])
3253 # LC_CONFIG_NODEMAP_PROC_DEBUG
3255 # enable nodemap proc file debugging
3257 AC_DEFUN([LC_NODEMAP_PROC_DEBUG], [
3258 AC_MSG_CHECKING([whether to enable nodemap proc debug])
3259 AC_ARG_ENABLE([nodemap_proc_debug],
3260 AC_HELP_STRING([--enable-nodemap-proc-debug],
3261 [enable nodemap proc debug]),
3262 [], [enable_nodemap_proc_debug="no"])
3263 AC_MSG_RESULT([$enable_nodemap_proc_debug])
3264 AS_IF([test "x$enable_nodemap_proc_debug" != xno],
3265 [AC_DEFINE(NODEMAP_PROC_DEBUG, 1,
3266 [enable nodemap proc debug support])])
3267 ]) # LC_NODEMAP_PROC_DEBUG
3272 # configure support for optional OSD implementation
3274 AC_DEFUN([LC_OSD_ADDON], [
3275 AC_MSG_CHECKING([whether to use OSD addon])
3277 AC_HELP_STRING([--with-osd=path],
3278 [set path to optional osd]),
3285 OSDADDON="$with_osd"
3292 AS_IF([test $ENABLEOSDADDON -eq 0], [
3296 OSDMODNAME=$(basename $OSDADDON)
3297 AS_IF([test -e $LUSTRE/$OSDMODNAME], [
3298 AC_MSG_RESULT([can't link])
3300 ], [ln -s $OSDADDON $LUSTRE/$OSDMODNAME], [
3301 AC_MSG_RESULT([$OSDMODNAME])
3302 OSDADDON="subdir-m += $OSDMODNAME"
3304 AC_MSG_RESULT([can't link])
3314 # other configure checks
3316 AC_DEFUN([LC_CONFIGURE], [
3317 AC_MSG_NOTICE([Lustre core checks
3318 ==============================================================================])
3320 AS_IF([test $target_cpu == "i686" -o $target_cpu == "x86_64"],
3321 [CFLAGS="$CFLAGS -Wall -Werror"])
3323 # maximum MDS thread count
3326 # lustre/utils/gss/gss_util.c
3327 # lustre/utils/gss/gssd_proc.c
3328 # lustre/utils/gss/krb5_util.c
3329 # lustre/utils/llog_reader.c
3330 # lustre/utils/create_iam.c
3331 # lustre/utils/libiam.c
3332 AC_CHECK_HEADERS([netdb.h endian.h])
3333 AC_CHECK_FUNCS([gethostbyname])
3335 # lustre/utils/llverdev.c
3336 AC_CHECK_HEADERS([blkid/blkid.h])
3338 # lustre/utils/llverfs.c
3339 AC_CHECK_HEADERS([ext2fs/ext2fs.h])
3341 # lustre/utils/lfs.c
3342 AC_CHECK_LIB([z], [crc32], [
3343 AC_CHECK_HEADER([zlib.h], [], [
3344 AC_MSG_ERROR([zlib.h not found.])])
3347 zlib library not found. Please install zlib development package.])
3351 AC_CHECK_LIB([selinux], [is_selinux_enabled],
3352 [AC_CHECK_HEADERS([selinux/selinux.h],
3353 [SELINUX="-lselinux"
3354 AC_DEFINE([HAVE_SELINUX], 1,
3355 [support for selinux ])],
3358 No libselinux-devel package found, unable to build selinux enabled tools
3363 No selinux package found, unable to build selinux enabled tools
3369 AC_MSG_CHECKING([whether to report minimum OST free space])
3370 AC_ARG_ENABLE([mindf],
3371 AC_HELP_STRING([--enable-mindf],
3372 [Make statfs report the minimum available space on any single OST instead of the sum of free space on all OSTs]),
3373 [], [enable_mindf="no"])
3374 AC_MSG_RESULT([$enable_mindf])
3375 AS_IF([test "$enable_mindf" = "yes"],
3376 [AC_DEFINE([MIN_DF], 1, [Report minimum OST free space])])
3378 AC_MSG_CHECKING([whether to randomly failing memory alloc])
3379 AC_ARG_ENABLE([fail_alloc],
3380 AC_HELP_STRING([--disable-fail-alloc],
3381 [disable randomly alloc failure]),
3382 [], [enable_fail_alloc="yes"])
3383 AC_MSG_RESULT([$enable_fail_alloc])
3384 AS_IF([test "x$enable_fail_alloc" != xno],
3385 [AC_DEFINE([RANDOM_FAIL_ALLOC], 1,
3386 [enable randomly alloc failure])])
3388 AC_MSG_CHECKING([whether to check invariants (expensive cpu-wise)])
3389 AC_ARG_ENABLE([invariants],
3390 AC_HELP_STRING([--enable-invariants],
3391 [enable invariant checking (cpu intensive)]),
3392 [], [enable_invariants="no"])
3393 AC_MSG_RESULT([$enable_invariants])
3394 AS_IF([test "x$enable_invariants" = xyes],
3395 [AC_DEFINE([CONFIG_LUSTRE_DEBUG_EXPENSIVE_CHECK], 1,
3396 [enable invariant checking])])
3398 AC_MSG_CHECKING([whether to track references with lu_ref])
3399 AC_ARG_ENABLE([lu_ref],
3400 AC_HELP_STRING([--enable-lu_ref],
3401 [enable lu_ref reference tracking code]),
3402 [], [enable_lu_ref="no"])
3403 AC_MSG_RESULT([$enable_lu_ref])
3404 AS_IF([test "x$enable_lu_ref" = xyes],
3405 [AC_DEFINE([USE_LU_REF], 1,
3406 [enable lu_ref reference tracking code])])
3408 AC_MSG_CHECKING([whether to enable page state tracking])
3409 AC_ARG_ENABLE([pgstate-track],
3410 AC_HELP_STRING([--enable-pgstate-track],
3411 [enable page state tracking]),
3412 [], [enable_pgstat_track="no"])
3413 AC_MSG_RESULT([$enable_pgstat_track])
3414 AS_IF([test "x$enable_pgstat_track" = xyes],
3415 [AC_DEFINE([CONFIG_DEBUG_PAGESTATE_TRACKING], 1,
3416 [enable page state tracking code])])
3419 AC_MSG_CHECKING([systemd unit file directory])
3420 AC_ARG_WITH([systemdsystemunitdir],
3421 [AS_HELP_STRING([--with-systemdsystemunitdir=DIR],
3422 [Directory for systemd service files])],
3423 [], [with_systemdsystemunitdir=auto])
3424 AS_IF([test "x$with_systemdsystemunitdir" = "xyes" -o "x$with_systemdsystemunitdir" = "xauto"],
3425 [def_systemdsystemunitdir=$($PKG_CONFIG --variable=systemdsystemunitdir systemd)
3426 AS_IF([test "x$def_systemdsystemunitdir" = "x"],
3427 [AS_IF([test "x$with_systemdsystemunitdir" = "xyes"],
3428 [AC_MSG_ERROR([systemd support requested but pkg-config unable to query systemd package])])
3429 with_systemdsystemunitdir=no],
3430 [with_systemdsystemunitdir="$def_systemdsystemunitdir"])])
3431 AS_IF([test "x$with_systemdsystemunitdir" != "xno"],
3432 [AC_SUBST([systemdsystemunitdir], [$with_systemdsystemunitdir])])
3433 AC_MSG_RESULT([$with_systemdsystemunitdir])
3439 # AM_CONDITIONALS for lustre
3441 AC_DEFUN([LC_CONDITIONALS], [
3442 AM_CONDITIONAL(MPITESTS, test x$enable_mpitests = xyes, Build MPI Tests)
3443 AM_CONDITIONAL(CLIENT, test x$enable_client = xyes)
3444 AM_CONDITIONAL(SERVER, test x$enable_server = xyes)
3445 AM_CONDITIONAL(SPLIT, test x$enable_split = xyes)
3446 AM_CONDITIONAL(BLKID, test x$ac_cv_header_blkid_blkid_h = xyes)
3447 AM_CONDITIONAL(EXT2FS_DEVEL, test x$ac_cv_header_ext2fs_ext2fs_h = xyes)
3448 AM_CONDITIONAL(GSS, test x$enable_gss = xyes)
3449 AM_CONDITIONAL(GSS_KEYRING, test x$enable_gss_keyring = xyes)
3450 AM_CONDITIONAL(GSS_PIPEFS, test x$enable_gss_pipefs = xyes)
3451 AM_CONDITIONAL(GSS_SSK, test x$enable_ssk = xyes)
3452 AM_CONDITIONAL(LIBPTHREAD, test x$enable_libpthread = xyes)
3453 AM_CONDITIONAL(HAVE_SYSTEMD, test "x$with_systemdsystemunitdir" != "xno")
3454 AM_CONDITIONAL(XATTR_HANDLER, test "x$lb_cv_compile_xattr_handler_flags" = xyes)
3455 ]) # LC_CONDITIONALS
3460 # files that should be generated with AC_OUTPUT
3462 AC_DEFUN([LC_CONFIG_FILES],
3466 lustre/autoconf/Makefile
3467 lustre/conf/Makefile
3468 lustre/conf/resource/Makefile
3469 lustre/contrib/Makefile
3471 lustre/include/Makefile
3472 lustre/include/lustre/Makefile
3473 lustre/include/uapi/linux/lustre/Makefile
3474 lustre/kernel_patches/targets/3.10-rhel7.target
3475 lustre/kernel_patches/targets/2.6-rhel6.9.target
3476 lustre/kernel_patches/targets/2.6-rhel6.8.target
3477 lustre/kernel_patches/targets/2.6-rhel6.7.target
3478 lustre/kernel_patches/targets/2.6-rhel6.6.target
3479 lustre/kernel_patches/targets/2.6-rhel6.target
3480 lustre/kernel_patches/targets/2.6-rhel5.target
3481 lustre/kernel_patches/targets/2.6-sles11.target
3482 lustre/kernel_patches/targets/3.0-sles11.target
3483 lustre/kernel_patches/targets/3.0-sles11sp3.target
3484 lustre/kernel_patches/targets/3.0-sles11sp4.target
3485 lustre/kernel_patches/targets/3.12-sles12.target
3486 lustre/kernel_patches/targets/4.4-sles12.target
3487 lustre/kernel_patches/targets/4.4-sles12sp3.target
3488 lustre/kernel_patches/targets/2.6-fc11.target
3489 lustre/kernel_patches/targets/2.6-fc12.target
3490 lustre/kernel_patches/targets/2.6-fc15.target
3491 lustre/kernel_patches/targets/3.x-fc18.target
3492 lustre/ldlm/Makefile
3494 lustre/fid/autoMakefile
3495 lustre/llite/Makefile
3496 lustre/llite/autoMakefile
3498 lustre/lov/autoMakefile
3500 lustre/mdc/autoMakefile
3502 lustre/lmv/autoMakefile
3503 lustre/lfsck/Makefile
3504 lustre/lfsck/autoMakefile
3506 lustre/mdt/autoMakefile
3508 lustre/mdd/autoMakefile
3510 lustre/fld/autoMakefile
3511 lustre/obdclass/Makefile
3512 lustre/obdclass/autoMakefile
3513 lustre/obdecho/Makefile
3514 lustre/obdecho/autoMakefile
3516 lustre/ofd/autoMakefile
3518 lustre/osc/autoMakefile
3520 lustre/ost/autoMakefile
3521 lustre/osd-ldiskfs/Makefile
3522 lustre/osd-ldiskfs/autoMakefile
3523 lustre/osd-zfs/Makefile
3524 lustre/osd-zfs/autoMakefile
3526 lustre/mgc/autoMakefile
3528 lustre/mgs/autoMakefile
3529 lustre/target/Makefile
3530 lustre/ptlrpc/Makefile
3531 lustre/ptlrpc/autoMakefile
3532 lustre/ptlrpc/gss/Makefile
3533 lustre/ptlrpc/gss/autoMakefile
3534 lustre/quota/Makefile
3535 lustre/quota/autoMakefile
3536 lustre/scripts/Makefile
3537 lustre/scripts/systemd/Makefile
3538 lustre/tests/Makefile
3539 lustre/tests/mpi/Makefile
3540 lustre/tests/kernel/Makefile
3541 lustre/tests/kernel/autoMakefile
3542 lustre/utils/Makefile
3543 lustre/utils/gss/Makefile
3545 lustre/osp/autoMakefile
3547 lustre/lod/autoMakefile
3549 ]) # LC_CONFIG_FILES