diff options
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_sync.c | 8 | ||||
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_sync.h | 5 | ||||
| -rw-r--r-- | fs/xfs/quota/xfs_qm.c | 28 |
3 files changed, 11 insertions, 30 deletions
diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/linux-2.6/xfs_sync.c index 32abd96b1095..b619d6b8ca43 100644 --- a/fs/xfs/linux-2.6/xfs_sync.c +++ b/fs/xfs/linux-2.6/xfs_sync.c @@ -353,7 +353,7 @@ xfs_sync_fsdata( * If this is xfssyncd() then only sync the superblock if we can * lock it without sleeping and it is not pinned. */ - if (flags & SYNC_BDFLUSH) { + if (flags & SYNC_TRYLOCK) { ASSERT(!(flags & SYNC_WAIT)); bp = xfs_getsb(mp, XFS_BUF_TRYLOCK); @@ -418,7 +418,7 @@ xfs_quiesce_data( /* push non-blocking */ xfs_sync_data(mp, 0); - xfs_qm_sync(mp, SYNC_BDFLUSH); + xfs_qm_sync(mp, SYNC_TRYLOCK); xfs_filestream_flush(mp); /* push and block */ @@ -568,8 +568,8 @@ xfs_sync_worker( xfs_log_force(mp, (xfs_lsn_t)0, XFS_LOG_FORCE); xfs_reclaim_inodes(mp, XFS_IFLUSH_DELWRI_ELSE_ASYNC); /* dgc: errors ignored here */ - error = xfs_qm_sync(mp, SYNC_BDFLUSH); - error = xfs_sync_fsdata(mp, SYNC_BDFLUSH); + error = xfs_qm_sync(mp, SYNC_TRYLOCK); + error = xfs_sync_fsdata(mp, SYNC_TRYLOCK); if (xfs_log_need_covered(mp)) error = xfs_commit_dummy_trans(mp, XFS_LOG_FORCE); } diff --git a/fs/xfs/linux-2.6/xfs_sync.h b/fs/xfs/linux-2.6/xfs_sync.h index bda33a03e12b..2a10301c99c7 100644 --- a/fs/xfs/linux-2.6/xfs_sync.h +++ b/fs/xfs/linux-2.6/xfs_sync.h @@ -29,9 +29,8 @@ typedef struct xfs_sync_work { struct completion *w_completion; } xfs_sync_work_t; -#define SYNC_WAIT 0x0004 /* wait for i/o to complete */ -#define SYNC_BDFLUSH 0x0008 /* BDFLUSH is calling -- don't block */ -#define SYNC_TRYLOCK 0x0020 /* only try to lock inodes */ +#define SYNC_WAIT 0x0001 /* wait for i/o to complete */ +#define SYNC_TRYLOCK 0x0002 /* only try to lock inodes */ int xfs_syncd_init(struct xfs_mount *mp); void xfs_syncd_stop(struct xfs_mount *mp); diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c index aa5d8212661c..22b7c8d364e8 100644 --- a/fs/xfs/quota/xfs_qm.c +++ b/fs/xfs/quota/xfs_qm.c @@ -905,11 +905,6 @@ xfs_qm_dqdetach( } } -/* - * This is called to sync quotas. We can be told to use non-blocking - * semantics by either the SYNC_BDFLUSH flag or the absence of the - * SYNC_WAIT flag. - */ int xfs_qm_sync( xfs_mount_t *mp, @@ -918,17 +913,13 @@ xfs_qm_sync( int recl, restarts; xfs_dquot_t *dqp; uint flush_flags; - boolean_t nowait; int error; if (!XFS_IS_QUOTA_RUNNING(mp) || !XFS_IS_QUOTA_ON(mp)) return 0; + flush_flags = (flags & SYNC_WAIT) ? XFS_QMOPT_SYNC : XFS_QMOPT_DELWRI; restarts = 0; - /* - * We won't block unless we are asked to. - */ - nowait = (boolean_t)(flags & SYNC_BDFLUSH || (flags & SYNC_WAIT) == 0); again: xfs_qm_mplist_lock(mp); @@ -948,18 +939,10 @@ xfs_qm_sync( * don't 'seem' to be dirty. ie. don't acquire dqlock. * This is very similar to what xfs_sync does with inodes. */ - if (flags & SYNC_BDFLUSH) { - if (! XFS_DQ_IS_DIRTY(dqp)) + if (flags & SYNC_TRYLOCK) { + if (!XFS_DQ_IS_DIRTY(dqp)) continue; - } - - if (nowait) { - /* - * Try to acquire the dquot lock. We are NOT out of - * lock order, but we just don't want to wait for this - * lock, unless somebody wanted us to. - */ - if (! xfs_qm_dqlock_nowait(dqp)) + if (!xfs_qm_dqlock_nowait(dqp)) continue; } else { xfs_dqlock(dqp); @@ -976,7 +959,7 @@ xfs_qm_sync( /* XXX a sentinel would be better */ recl = XFS_QI_MPLRECLAIMS(mp); if (!xfs_dqflock_nowait(dqp)) { - if (nowait) { + if (flags & SYNC_TRYLOCK) { xfs_dqunlock(dqp); continue; } @@ -994,7 +977,6 @@ xfs_qm_sync( * Let go of the mplist lock. We don't want to hold it * across a disk write */ - flush_flags = (nowait) ? XFS_QMOPT_DELWRI : XFS_QMOPT_SYNC; xfs_qm_mplist_unlock(mp); xfs_dqtrace_entry(dqp, "XQM_SYNC: DQFLUSH"); error = xfs_qm_dqflush(dqp, flush_flags); |