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xfs: calculate xfs_qm_write_sb_changes() space log reservation at mount time 

For the transaction that write the incore superblock changes of quota flags
to disk, it would reserve the same log space to clear/reset quota flags
transaction, hence we can use XFS_TRANS_SBCHANGE_LOG_RES() for it as well.

Signed-off-by: Jie Liu <jeff.liu@oracle.com>
CC: Dave Chinner <david@fromorbit.com>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Jeff Liu 2013-01-28 21:26:34 +08:00 committed by Ben Myers
parent b0c10b983a
commit f910a8c620
1 changed files with 3 additions and 4 deletions
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7
fs/xfs/xfs_qm.c
View File

@ -1584,10 +1584,9 @@ xfs_qm_write_sb_changes(
int error;
tp = xfs_trans_alloc(mp, XFS_TRANS_QM_SBCHANGE);
if ((error = xfs_trans_reserve(tp, 0,
mp->m_sb.sb_sectsize + 128, 0,
0,
XFS_DEFAULT_LOG_COUNT))) {
error = xfs_trans_reserve(tp, 0, XFS_QM_SBCHANGE_LOG_RES(mp),
0, 0, XFS_DEFAULT_LOG_COUNT);
if (error) {
xfs_trans_cancel(tp, 0);
return error;
}