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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-16 08:20:19 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-16 08:20:19 -0700
commitbd2895eeade5f11f3e5906283c630bbdb4b57454 (patch)
tree4d98f4fcd80c7d062afce28823d08aee53e66f82 /fs
parent016aa2ed1cc9cf704cf76d8df07751b6daa9750f (diff)
parent24d51add7438f9696a7205927bf9de3c5c787a58 (diff)
Merge branch 'for-2.6.39' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
* 'for-2.6.39' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: workqueue: fix build failure introduced by s/freezeable/freezable/ workqueue: add system_freezeable_wq rds/ib: use system_wq instead of rds_ib_fmr_wq net/9p: replace p9_poll_task with a work net/9p: use system_wq instead of p9_mux_wq xfs: convert to alloc_workqueue() reiserfs: make commit_wq use the default concurrency level ocfs2: use system_wq instead of ocfs2_quota_wq ext4: convert to alloc_workqueue() scsi/scsi_tgt_lib: scsi_tgtd isn't used in memory reclaim path scsi/be2iscsi,qla2xxx: convert to alloc_workqueue() misc/iwmc3200top: use system_wq instead of dedicated workqueues i2o: use alloc_workqueue() instead of create_workqueue() acpi: kacpi*_wq don't need WQ_MEM_RECLAIM fs/aio: aio_wq isn't used in memory reclaim path input/tps6507x-ts: use system_wq instead of dedicated workqueue cpufreq: use system_wq instead of dedicated workqueues wireless/ipw2x00: use system_wq instead of dedicated workqueues arm/omap: use system_wq in mailbox workqueue: use WQ_MEM_RECLAIM instead of WQ_RESCUER
Diffstat (limited to 'fs')
-rw-r--r--fs/aio.c4
-rw-r--r--fs/ext4/super.c7
-rw-r--r--fs/nfs/inode.c2
-rw-r--r--fs/ocfs2/quota.h3
-rw-r--r--fs/ocfs2/quota_global.c27
-rw-r--r--fs/ocfs2/super.c7
-rw-r--r--fs/reiserfs/journal.c2
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.c5
-rw-r--r--fs/xfs/xfs_mru_cache.c2
9 files changed, 18 insertions, 41 deletions
diff --git a/fs/aio.c b/fs/aio.c
index 26869cde3953..7f54f43b8f7c 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -85,7 +85,7 @@ static int __init aio_setup(void)
kiocb_cachep = KMEM_CACHE(kiocb, SLAB_HWCACHE_ALIGN|SLAB_PANIC);
kioctx_cachep = KMEM_CACHE(kioctx,SLAB_HWCACHE_ALIGN|SLAB_PANIC);
- aio_wq = create_workqueue("aio");
+ aio_wq = alloc_workqueue("aio", 0, 1); /* used to limit concurrency */
abe_pool = mempool_create_kmalloc_pool(1, sizeof(struct aio_batch_entry));
BUG_ON(!aio_wq || !abe_pool);
@@ -577,7 +577,7 @@ static int __aio_put_req(struct kioctx *ctx, struct kiocb *req)
spin_lock(&fput_lock);
list_add(&req->ki_list, &fput_head);
spin_unlock(&fput_lock);
- queue_work(aio_wq, &fput_work);
+ schedule_work(&fput_work);
} else {
req->ki_filp = NULL;
really_put_req(ctx, req);
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 5977b356a435..203f9e4a70be 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -3511,7 +3511,12 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
percpu_counter_set(&sbi->s_dirtyblocks_counter, 0);
no_journal:
- EXT4_SB(sb)->dio_unwritten_wq = create_workqueue("ext4-dio-unwritten");
+ /*
+ * The maximum number of concurrent works can be high and
+ * concurrency isn't really necessary. Limit it to 1.
+ */
+ EXT4_SB(sb)->dio_unwritten_wq =
+ alloc_workqueue("ext4-dio-unwritten", WQ_MEM_RECLAIM, 1);
if (!EXT4_SB(sb)->dio_unwritten_wq) {
printk(KERN_ERR "EXT4-fs: failed to create DIO workqueue\n");
goto failed_mount_wq;
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 2f8e61816d75..01768e5e2c9b 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1518,7 +1518,7 @@ static int nfsiod_start(void)
{
struct workqueue_struct *wq;
dprintk("RPC: creating workqueue nfsiod\n");
- wq = alloc_workqueue("nfsiod", WQ_RESCUER, 0);
+ wq = alloc_workqueue("nfsiod", WQ_MEM_RECLAIM, 0);
if (wq == NULL)
return -ENOMEM;
nfsiod_workqueue = wq;
diff --git a/fs/ocfs2/quota.h b/fs/ocfs2/quota.h
index 196fcb52d95d..d5ab56cbe5c5 100644
--- a/fs/ocfs2/quota.h
+++ b/fs/ocfs2/quota.h
@@ -114,7 +114,4 @@ int ocfs2_local_write_dquot(struct dquot *dquot);
extern const struct dquot_operations ocfs2_quota_operations;
extern struct quota_format_type ocfs2_quota_format;
-int ocfs2_quota_setup(void);
-void ocfs2_quota_shutdown(void);
-
#endif /* _OCFS2_QUOTA_H */
diff --git a/fs/ocfs2/quota_global.c b/fs/ocfs2/quota_global.c
index 4607923eb24c..a73f64166481 100644
--- a/fs/ocfs2/quota_global.c
+++ b/fs/ocfs2/quota_global.c
@@ -63,8 +63,6 @@
* write to gf
*/
-static struct workqueue_struct *ocfs2_quota_wq = NULL;
-
static void qsync_work_fn(struct work_struct *work);
static void ocfs2_global_disk2memdqb(struct dquot *dquot, void *dp)
@@ -400,8 +398,8 @@ int ocfs2_global_read_info(struct super_block *sb, int type)
OCFS2_QBLK_RESERVED_SPACE;
oinfo->dqi_gi.dqi_qtree_depth = qtree_depth(&oinfo->dqi_gi);
INIT_DELAYED_WORK(&oinfo->dqi_sync_work, qsync_work_fn);
- queue_delayed_work(ocfs2_quota_wq, &oinfo->dqi_sync_work,
- msecs_to_jiffies(oinfo->dqi_syncms));
+ schedule_delayed_work(&oinfo->dqi_sync_work,
+ msecs_to_jiffies(oinfo->dqi_syncms));
out_err:
mlog_exit(status);
@@ -635,8 +633,8 @@ static void qsync_work_fn(struct work_struct *work)
struct super_block *sb = oinfo->dqi_gqinode->i_sb;
dquot_scan_active(sb, ocfs2_sync_dquot_helper, oinfo->dqi_type);
- queue_delayed_work(ocfs2_quota_wq, &oinfo->dqi_sync_work,
- msecs_to_jiffies(oinfo->dqi_syncms));
+ schedule_delayed_work(&oinfo->dqi_sync_work,
+ msecs_to_jiffies(oinfo->dqi_syncms));
}
/*
@@ -923,20 +921,3 @@ const struct dquot_operations ocfs2_quota_operations = {
.alloc_dquot = ocfs2_alloc_dquot,
.destroy_dquot = ocfs2_destroy_dquot,
};
-
-int ocfs2_quota_setup(void)
-{
- ocfs2_quota_wq = create_workqueue("o2quot");
- if (!ocfs2_quota_wq)
- return -ENOMEM;
- return 0;
-}
-
-void ocfs2_quota_shutdown(void)
-{
- if (ocfs2_quota_wq) {
- flush_workqueue(ocfs2_quota_wq);
- destroy_workqueue(ocfs2_quota_wq);
- ocfs2_quota_wq = NULL;
- }
-}
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 36c423fb0635..236ed1bdca2c 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1657,16 +1657,11 @@ static int __init ocfs2_init(void)
mlog(ML_ERROR, "Unable to create ocfs2 debugfs root.\n");
}
- status = ocfs2_quota_setup();
- if (status)
- goto leave;
-
ocfs2_set_locking_protocol();
status = register_quota_format(&ocfs2_quota_format);
leave:
if (status < 0) {
- ocfs2_quota_shutdown();
ocfs2_free_mem_caches();
exit_ocfs2_uptodate_cache();
}
@@ -1683,8 +1678,6 @@ static void __exit ocfs2_exit(void)
{
mlog_entry_void();
- ocfs2_quota_shutdown();
-
if (ocfs2_wq) {
flush_workqueue(ocfs2_wq);
destroy_workqueue(ocfs2_wq);
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index 3eea859e6990..c77514bd5776 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -2876,7 +2876,7 @@ int journal_init(struct super_block *sb, const char *j_dev_name,
reiserfs_mounted_fs_count++;
if (reiserfs_mounted_fs_count <= 1) {
reiserfs_write_unlock(sb);
- commit_wq = create_workqueue("reiserfs");
+ commit_wq = alloc_workqueue("reiserfs", WQ_MEM_RECLAIM, 0);
reiserfs_write_lock(sb);
}
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index ac1c7e8378dd..f83a4c830a65 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -2022,11 +2022,12 @@ xfs_buf_init(void)
if (!xfslogd_workqueue)
goto out_free_buf_zone;
- xfsdatad_workqueue = create_workqueue("xfsdatad");
+ xfsdatad_workqueue = alloc_workqueue("xfsdatad", WQ_MEM_RECLAIM, 1);
if (!xfsdatad_workqueue)
goto out_destroy_xfslogd_workqueue;
- xfsconvertd_workqueue = create_workqueue("xfsconvertd");
+ xfsconvertd_workqueue = alloc_workqueue("xfsconvertd",
+ WQ_MEM_RECLAIM, 1);
if (!xfsconvertd_workqueue)
goto out_destroy_xfsdatad_workqueue;
diff --git a/fs/xfs/xfs_mru_cache.c b/fs/xfs/xfs_mru_cache.c
index edfa178bafb6..4aff56395732 100644
--- a/fs/xfs/xfs_mru_cache.c
+++ b/fs/xfs/xfs_mru_cache.c
@@ -309,7 +309,7 @@ xfs_mru_cache_init(void)
if (!xfs_mru_elem_zone)
goto out;
- xfs_mru_reap_wq = create_singlethread_workqueue("xfs_mru_cache");
+ xfs_mru_reap_wq = alloc_workqueue("xfs_mru_cache", WQ_MEM_RECLAIM, 1);
if (!xfs_mru_reap_wq)
goto out_destroy_mru_elem_zone;