#
# LC_STACK_SIZE
#
-# Ensure stack size big than 8k in Lustre server (all kernels)
+# Ensure the stack size is at least 8k in Lustre server (all kernels)
#
AC_DEFUN([LC_STACK_SIZE], [
-LB_CHECK_COMPILE([if stack size big than 8k],
+LB_CHECK_COMPILE([if stack size is at least 8k],
stack_size_8k, [
#include <linux/thread_info.h>
], [
]) # LC_CONFIG_GSS_KEYRING
#
+# LC_HAVE_CRED_TGCRED
+#
+# rhel7 struct cred has no member tgcred
+#
+AC_DEFUN([LC_HAVE_CRED_TGCRED], [
+LB_CHECK_COMPILE([if 'struct cred' has member 'tgcred'],
+cred_tgcred, [
+ #include <linux/cred.h>
+],[
+ ((struct cred *)0)->tgcred = NULL;
+],[
+ AC_DEFINE(HAVE_CRED_TGCRED, 1,
+ [struct cred has member tgcred])
+])
+]) # LC_HAVE_CRED_TGCRED
+
+#
+# LC_KEY_TYPE_INSTANTIATE_2ARGS
+#
+# rhel7 key_type->instantiate takes 2 args (struct key, struct key_preparsed_payload)
+#
+AC_DEFUN([LC_KEY_TYPE_INSTANTIATE_2ARGS], [
+LB_CHECK_COMPILE([if 'key_type->instantiate' has two args],
+key_type_instantiate_2args, [
+ #include <linux/key-type.h>
+],[
+ ((struct key_type *)0)->instantiate(0, NULL);
+],[
+ AC_DEFINE(HAVE_KEY_TYPE_INSTANTIATE_2ARGS, 1,
+ [key_type->instantiate has two args])
+])
+]) # LC_KEY_TYPE_INSTANTIATE_2ARGS
+
+#
# LC_CONFIG_SUNRPC
#
AC_DEFUN([LC_CONFIG_SUNRPC], [
AS_IF([test "x$enable_gss" != xno], [
LC_CONFIG_GSS_KEYRING
+ LC_HAVE_CRED_TGCRED
+ LC_KEY_TYPE_INSTANTIATE_2ARGS
sunrpc_required=$enable_gss
LC_CONFIG_SUNRPC
sunrpc_required="no"
require_krb5="no"
AS_IF([test -n "$KRBDIR"], [
- AC_CHECK_LIB([gssapi], [gss_export_lucid_sec_context], [
- GSSAPI_LIBS="$GSSAPI_LDFLAGS -lgssapi"
- gss_conf_test="success"
- ], [
- AC_CHECK_LIB([gssglue], [gss_export_lucid_sec_context], [
- GSSAPI_LIBS="$GSSAPI_LDFLAGS -lgssglue"
- gss_conf_test="success"
- ], [
- AS_IF([test "x$enable_gss" = xyes], [
- AC_MSG_ERROR([
-
-libgssapi or libgssglue is not found, which is required by GSS.
-])
- ], [
- AC_MSG_WARN([
-
-libgssapi or libgssglue is not found, which is required by GSS.
-])
- ])
- ])
- ])
- AC_SUBST(GSSAPI_LIBS)
+ gss_conf_test="success"
+ ], [
+ AC_MSG_WARN([not found!])
+ gss_conf_test="failure"
])
AS_IF([test "x$gss_conf_test" = xsuccess], [
AC_DEFINE([HAVE_GSS], [1], [Define this is if you enable gss])
enable_gss="yes"
+ ], [
+ enable_gss="no"
])
])
]) # LC_CONFIG_GSS
#
# LC_DCACHE_LOCK
#
-# 2.6.38 dcache_lock removed. rcu-walk commited.
+# 2.6.38 dcache_lock removed. rcu-walk committed.
#
AC_DEFUN([LC_DCACHE_LOCK], [
LB_CHECK_COMPILE([if 'dcache_lock' is exist],
]) # LC_DIRECTIO_USE_ITER
#
+# LC_HAVE_IOV_ITER_INIT_DIRECTION
+#
+#
+# 3.16 linux commit 71d8e532b1549a478e6a6a8a44f309d050294d00
+# changed iov_iter_init api to start accepting a tag
+# that defines if its a read or write operation
+#
+AC_DEFUN([LC_HAVE_IOV_ITER_INIT_DIRECTION], [
+tmp_flags="$EXTRA_KCFLAGS"
+EXTRA_KCFLAGS="-Werror"
+LB_CHECK_COMPILE([if 'iov_iter_init' takes a tag],
+iter_init, [
+ #include <linux/uio.h>
+ #include <linux/fs.h>
+],[
+ const struct iovec *iov = NULL;
+
+ iov_iter_init(NULL, READ, iov, 1, 0);
+],[
+ AC_DEFINE(HAVE_IOV_ITER_INIT_DIRECTION, 1,
+ [iov_iter_init handles directional tag])
+])
+EXTRA_KCFLAGS="$tmp_flags"
+]) # LC_HAVE_IOV_ITER_INIT_DIRECTION
+
+#
+# LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER
+#
+# 3.16 introduces [read|write]_iter to struct file_operations
+#
+AC_DEFUN([LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER], [
+LB_CHECK_COMPILE([if 'file_operations.[read|write]_iter' exist],
+file_function_iter, [
+ #include <linux/fs.h>
+],[
+ ((struct file_operations *)NULL)->read_iter(NULL, NULL);
+ ((struct file_operations *)NULL)->write_iter(NULL, NULL);
+],[
+ AC_DEFINE(HAVE_FILE_OPERATIONS_READ_WRITE_ITER, 1,
+ [file_operations.[read|write]_iter functions exist])
+])
+]) # LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER
+
+#
+# LC_KEY_MATCH_DATA
+#
+# 3.17 replaces key_type::match with match_preparse
+# and has new struct key_match_data
+#
+AC_DEFUN([LC_KEY_MATCH_DATA], [
+LB_CHECK_COMPILE([if struct key_match field exist],
+key_match, [
+ #include <linux/key-type.h>
+],[
+ struct key_match_data data;
+],[
+ AC_DEFINE(HAVE_KEY_MATCH_DATA, 1,
+ [struct key_match_data exist])
+])
+]) # LC_KEY_MATCH_DATA
+
+#
# LC_NFS_FILLDIR_USE_CTX
#
# 3.18 kernel moved from void cookie to struct dir_context
]) # LC_NFS_FILLDIR_USE_CTX
#
+# LC_PERCPU_COUNTER_INIT
+#
+# 3.18 For kernels 3.18 and after percpu_counter_init starts
+# to pass a GFP_* memory allocation flag for internal
+# memory allocation purposes.
+#
+AC_DEFUN([LC_PERCPU_COUNTER_INIT], [
+LB_CHECK_COMPILE([if percpu_counter_init uses GFP_* flag as argument],
+percpu_counter_init, [
+ #include <linux/percpu_counter.h>
+],[
+ percpu_counter_init(NULL, 0, GFP_KERNEL);
+],[
+ AC_DEFINE(HAVE_PERCPU_COUNTER_INIT_GFP_FLAG, 1,
+ [percpu_counter_init uses GFP_* flag])
+])
+]) # LC_PERCPU_COUNTER_INIT
+
+#
# LC_KIOCB_HAS_NBYTES
#
# 3.19 kernel removed ki_nbytes from struct kiocb
]) # LC_KIOCB_HAS_NBYTES
#
+# LC_BACKING_DEV_INFO_REMOVAL
+#
+# 3.20 kernel removed backing_dev_info from address_space
+#
+AC_DEFUN([LC_BACKING_DEV_INFO_REMOVAL], [
+LB_CHECK_COMPILE([if struct address_space has backing_dev_info],
+backing_dev_info, [
+ #include <linux/fs.h>
+],[
+ struct address_space mapping;
+
+ mapping.backing_dev_info = NULL;
+],[
+ AC_DEFINE(HAVE_BACKING_DEV_INFO, 1, [backing_dev_info exist])
+])
+]) # LC_BACKING_DEV_INFO_REMOVAL
+
+#
+# LC_HAVE_BDI_CAP_MAP_COPY
+#
+# 3.20 removed mmap handling for backing devices since
+# it breaks on non-MMU systems. See kernel commit
+# b4caecd48005fbed3949dde6c1cb233142fd69e9
+#
+AC_DEFUN([LC_HAVE_BDI_CAP_MAP_COPY], [
+LB_CHECK_COMPILE([if have 'BDI_CAP_MAP_COPY'],
+bdi_cap_map_copy, [
+ #include <linux/backing-dev.h>
+],[
+ struct backing_dev_info info;
+
+ info.capabilities = BDI_CAP_MAP_COPY;
+],[
+ AC_DEFINE(HAVE_BDI_CAP_MAP_COPY, 1,
+ [BDI_CAP_MAP_COPY exist])
+])
+]) # LC_HAVE_BDI_CAP_MAP_COPY
+
+#
# LC_CANCEL_DIRTY_PAGE
#
-# 4.0.0 kernel removed cancle_dirty_page
+# 4.0.0 kernel removed cancel_dirty_page
#
AC_DEFUN([LC_CANCEL_DIRTY_PAGE], [
LB_CHECK_COMPILE([if cancel_dirty_page still exist],
]) # LC_IOV_ITER_RW
#
+# LC_HAVE_SYNC_READ_WRITE
+#
+# 4.1 new_sync_[read|write] no longer exported
+#
+AC_DEFUN([LC_HAVE_SYNC_READ_WRITE], [
+LB_CHECK_EXPORT([new_sync_read], [fs/read_write.c],
+ [AC_DEFINE(HAVE_SYNC_READ_WRITE, 1,
+ [new_sync_[read|write] is exported by the kernel])])
+]) # LC_HAVE_SYNC_READ_WRITE
+
+#
+# LC_NEW_CANCEL_DIRTY_PAGE
+#
+# 4.2 kernel has new cancel_dirty_page
+#
+AC_DEFUN([LC_NEW_CANCEL_DIRTY_PAGE], [
+LB_CHECK_COMPILE([if cancel_dirty_page with one argument exist],
+new_cancel_dirty_page, [
+ #include <linux/mm.h>
+],[
+ cancel_dirty_page(NULL);
+],[
+ AC_DEFINE(HAVE_NEW_CANCEL_DIRTY_PAGE, 1,
+ [cancel_dirty_page with one arguement is available])
+])
+]) # LC_NEW_CANCEL_DIRTY_PAGE
+
+#
+# LC_SYMLINK_OPS_USE_NAMEIDATA
+#
+# For the 4.2+ kernels the file system internal symlink api no
+# longer uses struct nameidata as a argument
+#
+AC_DEFUN([LC_SYMLINK_OPS_USE_NAMEIDATA], [
+LB_CHECK_COMPILE([if symlink inode operations have struct nameidata argument],
+symlink_use_nameidata, [
+ #include <linux/namei.h>
+ #include <linux/fs.h>
+],[
+ struct nameidata *nd = NULL;
+
+ ((struct inode_operations *)0)->follow_link(NULL, nd);
+ ((struct inode_operations *)0)->put_link(NULL, nd, NULL);
+],[
+ AC_DEFINE(HAVE_SYMLINK_OPS_USE_NAMEIDATA, 1,
+ [symlink inode operations need struct nameidata argument])
+])
+]) # LC_SYMLINK_OPS_USE_NAMEIDATA
+
+#
+# LC_BIO_ENDIO_USES_ONE_ARG
+#
+# 4.2 kernel bio_endio now only takes one argument
+#
+AC_DEFUN([LC_BIO_ENDIO_USES_ONE_ARG], [
+LB_CHECK_COMPILE([if 'bio_endio' with one argument exist],
+bio_endio, [
+ #include <linux/bio.h>
+],[
+ bio_endio(NULL);
+],[
+ AC_DEFINE(HAVE_BIO_ENDIO_USES_ONE_ARG, 1,
+ [bio_endio takes only one argument])
+])
+]) # LC_BIO_ENDIO_USES_ONE_ARG
+
+#
+# LC_HAVE_LOOP_CTL_GET_FREE
+#
+# 4.x kernel have moved userspace APIs to
+# the separate directory and all of them
+# support LOOP_CTL_GET_FREE
+#
+AC_DEFUN([LC_HAVE_LOOP_CTL_GET_FREE], [
+LB_CHECK_FILE([$LINUX/include/linux/loop.h], [
+ LB_CHECK_COMPILE([if have 'HAVE_LOOP_CTL_GET_FREE'],
+ LOOP_CTL_GET_FREE, [
+ #include <linux/loop.h>
+ ],[
+ int i;
+
+ i = LOOP_CTL_GET_FREE;
+ ],[
+ AC_DEFINE(HAVE_LOOP_CTL_GET_FREE, 1,
+ [LOOP_CTL_GET_FREE exist])
+ ])
+],[
+ AC_DEFINE(HAVE_LOOP_CTL_GET_FREE, 1,
+ [kernel has LOOP_CTL_GET_FREE])
+])
+]) # LC_HAVE_LOOP_CTL_GET_FREE
+
+#
# LC_PROG_LINUX
#
# Lustre linux kernel checks
LC_FILE_LLSEEK_SIZE
LC_INODE_PERMISION_2ARGS
LC_RADIX_EXCEPTION_ENTRY
+ LC_HAVE_LOOP_CTL_GET_FREE
# 3.2
LC_HAVE_VOID_MAKE_REQUEST_FN
# 3.16
LC_DIRECTIO_USE_ITER
+ LC_HAVE_IOV_ITER_INIT_DIRECTION
+ LC_HAVE_FILE_OPERATIONS_READ_WRITE_ITER
+
+ # 3.17
+ LC_KEY_MATCH_DATA
# 3.18
+ LC_PERCPU_COUNTER_INIT
LC_NFS_FILLDIR_USE_CTX
# 3.19
LC_KIOCB_HAS_NBYTES
+ # 3.20
+ LC_BACKING_DEV_INFO_REMOVAL
+ LC_HAVE_BDI_CAP_MAP_COPY
+
# 4.0.0
LC_CANCEL_DIRTY_PAGE
# 4.1.0
LC_IOV_ITER_RW
+ LC_HAVE_SYNC_READ_WRITE
+
+ # 4.2
+ LC_NEW_CANCEL_DIRTY_PAGE
+ LC_BIO_ENDIO_USES_ONE_ARG
+ LC_SYMLINK_OPS_USE_NAMEIDATA
#
AS_IF([test "x$enable_server" != xno], [
lustre/include/lustre_ver.h
lustre/include/lustre/Makefile
lustre/kernel_patches/targets/3.10-rhel7.target
+lustre/kernel_patches/targets/2.6-rhel6.7.target
lustre/kernel_patches/targets/2.6-rhel6.6.target
lustre/kernel_patches/targets/2.6-rhel6.target
lustre/kernel_patches/targets/2.6-rhel5.target
lustre/kernel_patches/targets/2.6-sles11.target
lustre/kernel_patches/targets/3.0-sles11.target
lustre/kernel_patches/targets/3.0-sles11sp3.target
+lustre/kernel_patches/targets/3.0-sles11sp4.target
lustre/kernel_patches/targets/3.12-sles12.target
lustre/kernel_patches/targets/2.6-fc11.target
lustre/kernel_patches/targets/2.6-fc12.target
git://git.whamcloud.com / fs / lustre-release.git / blobdiff