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authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-08 13:05:29 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-08 13:05:29 -0800
commit29ad0de279002f9b6a63df5ba85328f5b633b842 (patch)
tree8284c1a50ff2ecf9defca2a47f12947977c04df1 /fs/xfs/xfs_super.c
parent972b2c719990f91eb3b2310d44ef8a2d38955a14 (diff)
parent40d344ec5ee440596b1f3ae87556e20c7197757a (diff)
downloadop-kernel-dev-29ad0de279002f9b6a63df5ba85328f5b633b842.zip
op-kernel-dev-29ad0de279002f9b6a63df5ba85328f5b633b842.tar.gz
Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs
* 'for-linus' of git://oss.sgi.com/xfs/xfs: (22 commits) xfs: mark the xfssyncd workqueue as non-reentrant xfs: simplify xfs_qm_detach_gdquots xfs: fix acl count validation in xfs_acl_from_disk() xfs: remove unused XBT_FORCE_SLEEP bit xfs: remove XFS_QMOPT_DQSUSER xfs: kill xfs_qm_idtodq xfs: merge xfs_qm_dqinit_core into the only caller xfs: add a xfs_dqhold helper xfs: simplify xfs_qm_dqattach_grouphint xfs: nest qm_dqfrlist_lock inside the dquot qlock xfs: flatten the dquot lock ordering xfs: implement lazy removal for the dquot freelist xfs: remove XFS_DQ_INACTIVE xfs: cleanup xfs_qm_dqlookup xfs: cleanup dquot locking helpers xfs: remove the sync_mode argument to xfs_qm_dqflush_all xfs: remove xfs_qm_sync xfs: make sure to really flush all dquots in xfs_qm_quotacheck xfs: untangle SYNC_WAIT and SYNC_TRYLOCK meanings for xfs_qm_dqflush xfs: remove the lid_size field in struct log_item_desc ... Fix up trivial conflict in fs/xfs/xfs_sync.c
Diffstat (limited to 'fs/xfs/xfs_super.c')
-rw-r--r--fs/xfs/xfs_super.c36
1 files changed, 10 insertions, 26 deletions
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 7b76695..281961c 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -199,7 +199,6 @@ xfs_parseargs(
mp->m_flags |= XFS_MOUNT_BARRIER;
mp->m_flags |= XFS_MOUNT_COMPAT_IOSIZE;
mp->m_flags |= XFS_MOUNT_SMALL_INUMS;
- mp->m_flags |= XFS_MOUNT_DELAYLOG;
/*
* These can be overridden by the mount option parsing.
@@ -353,11 +352,11 @@ xfs_parseargs(
mp->m_qflags |= (XFS_GQUOTA_ACCT | XFS_GQUOTA_ACTIVE);
mp->m_qflags &= ~XFS_OQUOTA_ENFD;
} else if (!strcmp(this_char, MNTOPT_DELAYLOG)) {
- mp->m_flags |= XFS_MOUNT_DELAYLOG;
+ xfs_warn(mp,
+ "delaylog is the default now, option is deprecated.");
} else if (!strcmp(this_char, MNTOPT_NODELAYLOG)) {
- mp->m_flags &= ~XFS_MOUNT_DELAYLOG;
xfs_warn(mp,
- "nodelaylog is deprecated and will be removed in Linux 3.3");
+ "nodelaylog support has been removed, option is deprecated.");
} else if (!strcmp(this_char, MNTOPT_DISCARD)) {
mp->m_flags |= XFS_MOUNT_DISCARD;
} else if (!strcmp(this_char, MNTOPT_NODISCARD)) {
@@ -395,13 +394,6 @@ xfs_parseargs(
return EINVAL;
}
- if ((mp->m_flags & XFS_MOUNT_DISCARD) &&
- !(mp->m_flags & XFS_MOUNT_DELAYLOG)) {
- xfs_warn(mp,
- "the discard option is incompatible with the nodelaylog option");
- return EINVAL;
- }
-
#ifndef CONFIG_XFS_QUOTA
if (XFS_IS_QUOTA_RUNNING(mp)) {
xfs_warn(mp, "quota support not available in this kernel.");
@@ -501,7 +493,6 @@ xfs_showargs(
{ XFS_MOUNT_ATTR2, "," MNTOPT_ATTR2 },
{ XFS_MOUNT_FILESTREAMS, "," MNTOPT_FILESTREAM },
{ XFS_MOUNT_GRPID, "," MNTOPT_GRPID },
- { XFS_MOUNT_DELAYLOG, "," MNTOPT_DELAYLOG },
{ XFS_MOUNT_DISCARD, "," MNTOPT_DISCARD },
{ 0, NULL }
};
@@ -1014,17 +1005,10 @@ xfs_fs_sync_fs(
int error;
/*
- * Not much we can do for the first async pass. Writing out the
- * superblock would be counter-productive as we are going to redirty
- * when writing out other data and metadata (and writing out a single
- * block is quite fast anyway).
- *
- * Try to asynchronously kick off quota syncing at least.
+ * Doing anything during the async pass would be counterproductive.
*/
- if (!wait) {
- xfs_qm_sync(mp, SYNC_TRYLOCK);
+ if (!wait)
return 0;
- }
error = xfs_quiesce_data(mp);
if (error)
@@ -1621,12 +1605,12 @@ STATIC int __init
xfs_init_workqueues(void)
{
/*
- * max_active is set to 8 to give enough concurency to allow
- * multiple work operations on each CPU to run. This allows multiple
- * filesystems to be running sync work concurrently, and scales with
- * the number of CPUs in the system.
+ * We never want to the same work item to run twice, reclaiming inodes
+ * or idling the log is not going to get any faster by multiple CPUs
+ * competing for ressources. Use the default large max_active value
+ * so that even lots of filesystems can perform these task in parallel.
*/
- xfs_syncd_wq = alloc_workqueue("xfssyncd", WQ_CPU_INTENSIVE, 8);
+ xfs_syncd_wq = alloc_workqueue("xfssyncd", WQ_NON_REENTRANT, 0);
if (!xfs_syncd_wq)
return -ENOMEM;
return 0;
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