From: Jeff Mahoney <jeffm@suse.com>
Date: Mon, 2 Jun 2014 13:05:57 +0000 (-0400)
Subject: LU-4416 osd-ldiskfs: add check for 3 arg ext4_journal_start
X-Git-Tag: 2.6.0-RC1~25
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=7ae1cb98b33c21e0ae1d17deb9bb59565a8ecdb0

LU-4416 osd-ldiskfs: add check for 3 arg ext4_journal_start

Linux 3.9 added a type argument to ext4_journal_start_sb. The
ldiskfs patches shouldn't need to define whether the
implementation uses this version.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: James Simmons <uja.ornl@gmail.com>
Change-Id: Ia764126b27ebc766d39d1778278bdd8835f5a6ef
Reviewed-on: http://review.whamcloud.com/10164
Tested-by: Jenkins
Reviewed-by: Bob Glossman <bob.glossman@intel.com>
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
---

diff --git a/config/lustre-build-ldiskfs.m4 b/config/lustre-build-ldiskfs.m4
index e34e75a..39cb853 100644
--- a/config/lustre-build-ldiskfs.m4
+++ b/config/lustre-build-ldiskfs.m4
@@ -68,6 +68,23 @@ ext_pblock, [
 ]) # LB_EXT_PBLOCK
 
 #
+# LB_EXT4_JOURNAL_START_3ARGS
+#
+# 3.9 added a type argument to ext4_journal_start and friends
+#
+AC_DEFUN([LB_EXT4_JOURNAL_START_3ARGS], [
+LB_CHECK_COMPILE([if ext4_journal_start takes 3 arguments],
+ext4_journal_start, [
+	#include <linux/fs.h>
+	#include "$EXT4_SRC_DIR/ext4_jbd2.h"
+],[
+	ext4_journal_start(NULL, 0, 0);
+],[
+	AC_DEFINE(JOURNAL_START_HAS_3ARGS, 1, [ext4_journal_start takes 3 arguments])
+])
+]) # LB_EXT4_JOURNAL_START_3ARGS
+
+#
 # LDISKFS_AC_PATCH_PROGRAM
 #
 # Determine which program should be used to apply the patches to
@@ -144,6 +161,7 @@ AS_IF([test x$enable_ldiskfs != xno],[
 	LDISKFS_AC_PATCH_PROGRAM
 	LB_EXT_FREE_BLOCKS_WITH_BUFFER_HEAD
 	LB_EXT_PBLOCK
+	LB_EXT4_JOURNAL_START_3ARGS
 	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])
diff --git a/lustre/osd-ldiskfs/osd_scrub.c b/lustre/osd-ldiskfs/osd_scrub.c
index 031ae90..edffbe4 100644
--- a/lustre/osd-ldiskfs/osd_scrub.c
+++ b/lustre/osd-ldiskfs/osd_scrub.c
@@ -108,7 +108,7 @@ static int osd_scrub_refresh_mapping(struct osd_thread_info *info,
 
 	/* DTO_INDEX_INSERT is enough for other two ops:
 	 * delete/update, but save stack. */
-	th = ldiskfs_journal_start_sb(osd_sb(dev),
+	th = osd_journal_start_sb(osd_sb(dev), LDISKFS_HT_MISC,
 				osd_dto_credits_noquota[DTO_INDEX_INSERT]);
 	if (IS_ERR(th)) {
 		rc = PTR_ERR(th);