AS_IF([test x$RHEL_KERNEL = xyes], [
case $RHEL_RELEASE_NO in
80) LDISKFS_SERIES="4.18-rhel8.series" ;;
+ 77) LDISKFS_SERIES="3.10-rhel7.7.series" ;;
76) LDISKFS_SERIES="3.10-rhel7.6.series" ;;
75) LDISKFS_SERIES="3.10-rhel7.5.series" ;;
74) LDISKFS_SERIES="3.10-rhel7.4.series" ;;
]) # LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
#
-# LB_EXT_PBLOCK
-#
-# 2.6.35 renamed ext_pblock to ext4_ext_pblock(ex)
-#
-AC_DEFUN([LB_EXT_PBLOCK], [
-LB_CHECK_COMPILE([if Linux kernel has 'ext_pblock'],
-ext_pblock, [
- #include <linux/fs.h>
- #include "$EXT4_SRC_DIR/ext4_extents.h"
-],[
- ext_pblock(NULL);
-],[
- AC_DEFINE(HAVE_EXT_PBLOCK, 1, [Linux kernel has ext_pblock])
-])
-]) # LB_EXT_PBLOCK
-
-#
# LB_EXT4_JOURNAL_START_3ARGS
#
# 3.9 added a type argument to ext4_journal_start and friends
]) # LB_EXT4_JOURNAL_START_3ARGS
#
-# LB_LDISKFS_MAP_BLOCKS
-#
-# Since 2.6.35 brought ext4_map_blocks() for IO.
-# We just check this function whether existed.
-# it must be exported by ldiskfs patches.
-#
-AC_DEFUN([LB_LDISKFS_MAP_BLOCKS], [
-LB_CHECK_COMPILE([if kernel has ext4_map_blocks],
-ext4_map_blocks, [
- #include <linux/fs.h>
- #include "$EXT4_SRC_DIR/ext4.h"
-],[
- ext4_map_blocks(NULL, NULL, NULL, 0);
-],[
- AC_DEFINE(HAVE_LDISKFS_MAP_BLOCKS, 1, [kernel has ext4_map_blocks])
-])
-])
-
-#
# LB_EXT4_BREAD_4ARGS
#
# 3.18 ext4_bread has 4 arguments
]) # LDISKFS_AC_PATCH_PROGRAM
#
+# LB_HAVE_BVEC_ITER_ALL
+#
+# kernel 5.1 commit 6dc4f100c175dd0511ae8674786e7c9006cdfbfa
+# block: allow bio_for_each_segment_all() to iterate over multi-page bvec
+#
+AC_DEFUN([LB_HAVE_BVEC_ITER_ALL], [
+tmp_flags="$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_CONFIG_LDISKFS
#
AC_DEFUN([LB_CONFIG_LDISKFS], [
LDISKFS_LINUX_SERIES
LDISKFS_AC_PATCH_PROGRAM
LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
- LB_EXT_PBLOCK
LB_EXT4_JOURNAL_START_3ARGS
- LB_LDISKFS_MAP_BLOCKS
LB_EXT4_BREAD_4ARGS
LB_EXT4_HAVE_INFO_DQUOT
LB_EXT4_HAVE_I_CRYPT_INFO
LB_LDISKFS_IGET_HAS_FLAGS_ARG
+ LB_HAVE_BVEC_ITER_ALL
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])