LU-5584 llite: call truncate_inode_page_final() in evict_inode

[fs/lustre-release.git] / lustre / autoconf / lustre-core.m4

diff --git a/lustre/autoconf/lustre-core.m4 b/lustre/autoconf/lustre-core.m4
index 3293137..b59aa2e 100644 (file)
--- a/lustre/autoconf/lustre-core.m4
+++ b/lustre/autoconf/lustre-core.m4
@@ -1490,6 +1490,22 @@ have_bvec_iter, [
 ]) # LC_HAVE_BVEC_ITER
 
 #
+# LC_HAVE_TRUNCATE_IPAGE_FINAL
+#
+# 3.14 bring truncate_inode_pages_final for evict_inode
+#
+AC_DEFUN([LC_HAVE_TRUNCATE_IPAGES_FINAL], [
+LB_CHECK_COMPILE([if Linux kernel has truncate_inode_pages_final],
+truncate_ipages_final, [
+       #include <linux/mm.h>
+],[
+       truncate_inode_pages_final(NULL);
+], [
+       AC_DEFINE(HAVE_TRUNCATE_INODE_PAGES_FINAL, 1,
+               [kernel has truncate_inode_pages_final])
+])
+]) # LC_HAVE_TRUNCATE_IPAGES_FINAL
+#
 # LC_VFS_RENAME_6ARGS
 #
 # 3.15 has vfs_rename with 6 args
@@ -1627,6 +1643,7 @@ AC_DEFUN([LC_PROG_LINUX], [
 
        # 3.14
        LC_HAVE_BVEC_ITER
+       LC_HAVE_TRUNCATE_IPAGES_FINAL
 
        # 3.15
        LC_VFS_RENAME_6ARGS