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ceph: fsc->*_wq's aren't used in memory reclaim path 

fsc->*_wq's aren't depended upon during memory reclaim.  Convert to
alloc_workqueue() w/o WQ_MEM_RECLAIM.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Sage Weil <sage@newdream.net>
Cc: ceph-devel@vger.kernel.org
Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Tejun Heo 2011-01-03 14:49:45 +01:00 committed by Sage Weil
parent b0aee3516d
commit 01e6acc4ea
1 changed files with 7 additions and 3 deletions
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10
fs/ceph/super.c
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@ -444,13 +444,17 @@ struct ceph_fs_client *create_fs_client(struct ceph_mount_options *fsopt,
goto fail_client;
err = -ENOMEM;
fsc->wb_wq = create_workqueue("ceph-writeback");
/*
* The number of concurrent works can be high but they don't need
* to be processed in parallel, limit concurrency.
*/
fsc->wb_wq = alloc_workqueue("ceph-writeback", 0, 1);
if (fsc->wb_wq == NULL)
goto fail_bdi;
fsc->pg_inv_wq = create_singlethread_workqueue("ceph-pg-invalid");
fsc->pg_inv_wq = alloc_workqueue("ceph-pg-invalid", 0, 1);
if (fsc->pg_inv_wq == NULL)
goto fail_wb_wq;
fsc->trunc_wq = create_singlethread_workqueue("ceph-trunc");
fsc->trunc_wq = alloc_workqueue("ceph-trunc", 0, 1);
if (fsc->trunc_wq == NULL)
goto fail_pg_inv_wq;