AS_IF([test -z "$LDISKFS_SERIES"], [
AS_IF([test x$RHEL_KERNEL = xyes], [
case $RHEL_RELEASE_NO in
+ 81) LDISKFS_SERIES="4.18-rhel8.1.series" ;;
80) LDISKFS_SERIES="4.18-rhel8.series" ;;
+ 77) LDISKFS_SERIES="3.10-rhel7.7.series" ;;
76) LDISKFS_SERIES="3.10-rhel7.6.series" ;;
75) LDISKFS_SERIES="3.10-rhel7.5.series" ;;
74) LDISKFS_SERIES="3.10-rhel7.4.series" ;;
)], [LDISKFS_SERIES="4.4-sles12sp3.series"],
[LDISKFS_SERIES="4.4-sles12sp3.series"])
], [test x$UBUNTU_KERNEL = xyes], [
+ AS_VERSION_COMPARE([$LINUXRELEASE],[5.3.0],[
+ AS_VERSION_COMPARE([$LINUXRELEASE],[5.0.0],[
AS_VERSION_COMPARE([$LINUXRELEASE],[4.15.0],[
AS_VERSION_COMPARE([$LINUXRELEASE],[4.4.0], [],
[
[test $KPLEV -ge 20], [LDISKFS_SERIES="4.15.0-20-ubuntu18.series"]
)
],
- [LDISKFS_SERIES="4.15.0-24-ubuntu18.series"])
+ [LDISKFS_SERIES="4.15.0-24-ubuntu18.series"])],
+ [LDISKFS_SERIES="5.0.0-13-ubuntu19.series"],
+ [LDISKFS_SERIES="5.0.0-13-ubuntu19.series"])],
+ [LDISKFS_SERIES="5.4.0-ml.series"],
+ [LDISKFS_SERIES="5.4.0-ml.series"])
])
])
+# Not RHEL/SLES or Ubuntu .. probably mainline
+AS_IF([test -z "$LDISKFS_SERIES"],
+ [
+ AS_VERSION_COMPARE([$LINUXRELEASE],[5.4.0],[],
+ [LDISKFS_SERIES="5.4.0-ml.series"],[
+ AS_VERSION_COMPARE([$LINUXRELEASE],[5.4.0],
+ [LDISKFS_SERIES="5.4.0-ml.series"], # lt
+ [LDISKFS_SERIES="5.4.0-ml.series"], # eq
+ [LDISKFS_SERIES="5.4.0-ml.series"] # gt
+ )])
+ ],
+[])
AS_IF([test -z "$LDISKFS_SERIES"],
[AC_MSG_RESULT([failed to identify series])],
[AC_MSG_RESULT([$LDISKFS_SERIES])])
# LB_EXT4_BREAD_4ARGS
#
# 3.18 ext4_bread has 4 arguments
+# NOTE: It may not be exported for modules, use a positive compiler test here.
#
AC_DEFUN([LB_EXT4_BREAD_4ARGS], [
LB_CHECK_COMPILE([if ext4_bread takes 4 arguments],
ext4_bread, [
#include <linux/fs.h>
#include "$EXT4_SRC_DIR/ext4.h"
+
+ struct buffer_head *ext4_bread(handle_t *handle, struct inode *inode,
+ ext4_lblk_t block, int map_flags)
+ {
+ struct buffer_head *bh = NULL;
+ (void)handle;
+ (void)inode;
+ (void)block;
+ (void)map_flags;
+ return bh;
+ }
],[
ext4_bread(NULL, NULL, 0, 0);
],[
]) # LDISKFS_AC_PATCH_PROGRAM
#
+# LB_HAVE_BVEC_ITER_ALL
+#
+# kernel 5.1 commit 6dc4f100c175dd0511ae8674786e7c9006cdfbfa
+# block: allow bio_for_each_segment_all() to iterate over multi-page bvec
+#
+AC_DEFUN([LB_HAVE_BVEC_ITER_ALL], [
+tmp_flags="$EXTRA_KCFLAGS"
+EXTRA_KCFLAGS="-Werror"
+LB_CHECK_COMPILE([if bvec_iter_all exists for multi-page bvec iternation],
+ext4fs_dirhash, [
+ #include <linux/bvec.h>
+],[
+ struct bvec_iter_all iter;
+ (void)iter;
+],[
+ AC_DEFINE(HAVE_BVEC_ITER_ALL, 1,
+ [if bvec_iter_all exists for multi-page bvec iternation])
+])
+EXTRA_KCFLAGS="$tmp_flags"
+]) # LB_HAVE_BVEC_ITER_ALL
+
+#
+# LB_LDISKFS_FIND_ENTRY_LOCKED_EXISTS
+#
+# kernel 5.2 commit 8a363970d1dc38c4ec4ad575c862f776f468d057
+# ext4: avoid declaring fs inconsistent due to invalid file handles
+# __ext4_find_entry became a helper function for ext4_find_entry
+# conflicting with previous ldiskfs patches.
+# ldiskfs patches map ext4_find_entry to ldiskfs_find_entry_locked to
+# avoid conflicting with __ext4_find_entry
+#
+# When the following check succeeds __ext4_find_entry helper is not
+# used.
+#
+AC_DEFUN([LB_LDISKFS_FIND_ENTRY_LOCKED_EXISTS], [
+tmp_flags="$EXTRA_KCFLAGS"
+EXTRA_KCFLAGS="-Werror"
+LB_CHECK_COMPILE([if __ldiskfs_find_entry is available],
+ldiskfs_find_entry_locked, [
+ #include <linux/fs.h>
+ #include "$EXT4_SRC_DIR/ext4.h"
+ #include "$EXT4_SRC_DIR/namei.c"
+
+ static int __ext4_find_entry(void) { return 0; }
+],[
+ int x = __ext4_find_entry();
+ (void)x;
+],[
+ AC_DEFINE(HAVE___LDISKFS_FIND_ENTRY, 1,
+ [if __ldiskfs_find_entry is available])
+])
+EXTRA_KCFLAGS="$tmp_flags"
+]) # LB_LDISKFS_FIND_ENTRY_LOCKED_EXISTS
+
+#
+# LB_LDISKFSFS_DIRHASH_WANTS_DIR
+#
+# kernel 5.2 commit 8a363970d1dc38c4ec4ad575c862f776f468d057
+# ext4fs_dirhash UNICODE support
+#
+AC_DEFUN([LB_LDISKFSFS_DIRHASH_WANTS_DIR], [
+tmp_flags="$EXTRA_KCFLAGS"
+EXTRA_KCFLAGS="-Werror"
+LB_CHECK_COMPILE([if ldiskfsfs_dirhash takes an inode argument],
+ext4fs_dirhash, [
+ #include <linux/fs.h>
+ #include "$EXT4_SRC_DIR/ext4.h"
+
+ int ext4fs_dirhash(const struct inode *dir, const char *name, int len,
+ struct dx_hash_info *hinfo)
+ {
+ (void)dir;
+ (void)name;
+ (void)len;
+ (void)hinfo;
+ return 0;
+ }
+],[
+ int f = ext4fs_dirhash(NULL, NULL, 0, NULL);
+ (void)f;
+],[
+ AC_DEFINE(HAVE_LDISKFSFS_GETHASH_INODE_ARG, 1,
+ [if ldiskfsfs_dirhash takes an inode argument])
+])
+EXTRA_KCFLAGS="$tmp_flags"
+]) # LB_LDISKFSFS_DIRHASH_WANTS_DIR
+
+#
# LB_CONFIG_LDISKFS
#
AC_DEFUN([LB_CONFIG_LDISKFS], [
LB_EXT4_HAVE_INFO_DQUOT
LB_EXT4_HAVE_I_CRYPT_INFO
LB_LDISKFS_IGET_HAS_FLAGS_ARG
+ LB_HAVE_BVEC_ITER_ALL
+ LB_LDISKFS_FIND_ENTRY_LOCKED_EXISTS
+ LB_LDISKFSFS_DIRHASH_WANTS_DIR
AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [posix acls for ldiskfs])
AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [fs security for ldiskfs])
AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [extened attributes for ldiskfs])
git://git.whamcloud.com / fs / lustre-release.git / blobdiff