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author | Jeff Liu <jeff.liu@oracle.com> | 2013-01-28 21:27:04 +0800 |
---|---|---|
committer | Ben Myers <bpm@sgi.com> | 2013-02-01 14:43:51 -0600 |
commit | 4800104438a4467ffa5ae1e51d5a59c0f64e5f9a (patch) | |
tree | 39472a1139ea146b45b537b924e166fc7dc9a00d /fs/xfs/xfs_trans.c | |
parent | f0f2df94faca43fd26f85af7e83df240777c8c37 (diff) | |
download | blackbird-op-linux-4800104438a4467ffa5ae1e51d5a59c0f64e5f9a.tar.gz blackbird-op-linux-4800104438a4467ffa5ae1e51d5a59c0f64e5f9a.zip |
xfs: calculate XFS_TRANS_QM_DQALLOC space log reservation at mount time
The disk quota allocation log space reservation is calcuated at runtime,
this patch does it at mount time.
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>
Diffstat (limited to 'fs/xfs/xfs_trans.c')
-rw-r--r-- | fs/xfs/xfs_trans.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c index 1838850de145..6dd2c043efcd 100644 --- a/fs/xfs/xfs_trans.c +++ b/fs/xfs/xfs_trans.c @@ -568,6 +568,20 @@ xfs_calc_qm_setqlim_reservation( } /* + * Allocating quota on disk if needed. + * the write transaction log space: XFS_WRITE_LOG_RES(mp) + * the unit of quota allocation: one system block size + */ +STATIC uint +xfs_calc_qm_dqalloc_reservation( + struct xfs_mount *mp) +{ + return XFS_WRITE_LOG_RES(mp) + + xfs_calc_buf_res(1, + XFS_FSB_TO_B(mp, XFS_DQUOT_CLUSTER_SIZE_FSB) - 1); +} + +/* * Initialize the precomputed transaction reservation values * in the mount structure. */ @@ -600,6 +614,7 @@ xfs_trans_init( resp->tr_growrtfree = xfs_calc_growrtfree_reservation(mp); resp->tr_qm_sbchange = xfs_calc_qm_sbchange_reservation(mp); resp->tr_qm_setqlim = xfs_calc_qm_setqlim_reservation(mp); + resp->tr_qm_dqalloc = xfs_calc_qm_dqalloc_reservation(mp); } /* |