[17/20] xfs: update the superblock using a synchronous transaction in growfs
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Message ID 1421925006-24231-18-git-send-email-hch@lst.de
State New, archived
Headers show

Commit Message

Christoph Hellwig Jan. 22, 2015, 11:10 a.m. UTC
Growfs updates the secondary superblocks using synchronous unlogged
buffer writes after committing the updates to the primary superblock.

Mark the transaction to the primary superblock as synchronous so that
we guarantee it is committed to disk before we update the secondary
superblocks.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 fs/xfs/xfs_fsops.c | 1 +
 1 file changed, 1 insertion(+)

Patch
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diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index fdc6422..74c6211 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -488,6 +488,7 @@  xfs_growfs_data_private(
 		xfs_trans_mod_sb(tp, XFS_TRANS_SB_FDBLOCKS, nfree);
 	if (dpct)
 		xfs_trans_mod_sb(tp, XFS_TRANS_SB_IMAXPCT, dpct);
+	xfs_trans_set_sync(tp);
 	error = xfs_trans_commit(tp, 0);
 	if (error)
 		return error;