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authorDarrick J. Wong <djwong@kernel.org>2022-02-03 17:29:21 +0100
committerDarrick J. Wong <djwong@kernel.org>2022-02-10 06:07:24 +0100
commitb97cca3ba9098522e5a1c3388764ead42640c1a5 (patch)
tree231beccc5ac2a13adf75ed5811742640457e677f
parentxfs: ensure log flush at the end of a synchronous fallocate call (diff)
downloadlinux-b97cca3ba9098522e5a1c3388764ead42640c1a5.tar.xz
linux-b97cca3ba9098522e5a1c3388764ead42640c1a5.zip
xfs: only bother with sync_filesystem during readonly remount
In commit 02b9984d6408, we pushed a sync_filesystem() call from the VFS into xfs_fs_remount. The only time that we ever need to push dirty file data or metadata to disk for a remount is if we're remounting the filesystem read only, so this really could be moved to xfs_remount_ro. Once we've moved the call site, actually check the return value from sync_filesystem. Fixes: 02b9984d6408 ("fs: push sync_filesystem() down to the file system's remount_fs()") Signed-off-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Dave Chinner <dchinner@redhat.com>
-rw-r--r--fs/xfs/xfs_super.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index e8f37bdc8354..7c2f1338c6e8 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1749,6 +1749,11 @@ xfs_remount_ro(
};
int error;
+ /* Flush all the dirty data to disk. */
+ error = sync_filesystem(mp->m_super);
+ if (error)
+ return error;
+
/*
* Cancel background eofb scanning so it cannot race with the final
* log force+buftarg wait and deadlock the remount.
@@ -1827,8 +1832,6 @@ xfs_fs_reconfigure(
if (error)
return error;
- sync_filesystem(mp->m_super);
-
/* inode32 -> inode64 */
if (xfs_has_small_inums(mp) && !xfs_has_small_inums(new_mp)) {
mp->m_features &= ~XFS_FEAT_SMALL_INUMS;