LU-14817 build: __xa_set_mark is not checked anymore

LC__XA_SET_MARK does not check for __xa_set_mark anymore after
LU-9859, however the result variable still exists and its value
has changed from 'no' to 'yes'.

Test-Parameters: trivial
Fixes: 84e12028be ("LU-9859 libcfs: add support for Xarray")
Signed-off-by: Vitaly Fertman <vitaly.fertman@hpe.com>
Change-Id: I24fffe7f2727b1d892ec3cabfc6e65ae8f68e024
Reviewed-on: https://review.whamcloud.com/44138
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Tested-by: jenkins <devops@whamcloud.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>

diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4
index d8755b2..f95ca26 100644 (file)
--- a/lustre/autoconf/lustre-core.m4
+++ b/lustre/autoconf/lustre-core.m4
@@ -2186,26 +2186,26 @@ EXTRA_KCFLAGS="$tmp_flags"
 ]) # LC_INODE_TIMESPEC64
 
 #
-# LC___XA_SET_MARK
+# LC_RADIX_TREE_TAG_SET
 #
 # kernel 4.20 commit v4.19-rc5-248-g9b89a0355144
 # xarray: Add XArray marks - replaced radix_tree_tag_set
 #
-AC_DEFUN([LC___XA_SET_MARK], [
+AC_DEFUN([LC_RADIX_TREE_TAG_SET], [
 tmp_flags="$EXTRA_KCFLAGS"
 EXTRA_KCFLAGS="-Werror"
-LB_CHECK_COMPILE([if '__xa_set_mark' exists],
-__xa_set_mark, [
+LB_CHECK_COMPILE([if 'radix_tree_tag_set' exists],
+radix_tree_tag_set, [
        #include <linux/fs.h>
        #include <linux/radix-tree.h>
 ],[
        radix_tree_tag_set(NULL, 0, PAGECACHE_TAG_DIRTY);
 ],[
        AC_DEFINE(HAVE_RADIX_TREE_TAG_SET, 1,
-               [__xa_set_mark exists])
+               [radix_tree_tag_set exists])
 ])
 EXTRA_KCFLAGS="$tmp_flags"
-]) # LC___XA_SET_MARK
+]) # LC_RADIX_TREE_TAG_SET
 
 #
 # LC_UAPI_LINUX_MOUNT_H
@@ -2561,7 +2561,7 @@ AC_DEFUN([LC_PROG_LINUX], [
        LC_INODE_TIMESPEC64
 
        # 4.20
-       LC___XA_SET_MARK
+       LC_RADIX_TREE_TAG_SET
        LC_UAPI_LINUX_MOUNT_H
        LC_HAVE_SUNRPC_CACHE_HASH_LOCK_IS_A_SPINLOCK