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| author | Bob Peterson <rpeterso@redhat.com> | 2016-10-19 11:34:54 -0400 |
|---|---|---|
| committer | David Teigland <teigland@redhat.com> | 2016-10-19 11:13:04 -0500 |
| commit | aa9f1012858bc7f44368f1e4453c989d873b0860 (patch) | |
| tree | cf8329a420755c14ddc1071c20be7307c9b60af5 | |
| parent | d2fee58a3bb15b2b8f1eaff14aa3432cf0f35d8c (diff) | |
| download | linux-aa9f1012858bc7f44368f1e4453c989d873b0860.tar.bz2 | |
dlm: don't specify WQ_UNBOUND for the ast callback workqueue
This patch removes the WQ_UNBOUND flag (which implies WQ_HIGHPRI)
from the DLM's ast work queue, in favor of just WQ_HIGHPRI.
This has been shown to cause a 19 percent performance increase for
simultaneous inode creates on GFS2 with fs_mark.
Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>
| -rw-r--r-- | fs/dlm/ast.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/dlm/ast.c b/fs/dlm/ast.c index dcea1e37a1b7..07fed838d8fd 100644 --- a/fs/dlm/ast.c +++ b/fs/dlm/ast.c @@ -268,7 +268,7 @@ void dlm_callback_work(struct work_struct *work) int dlm_callback_start(struct dlm_ls *ls) { ls->ls_callback_wq = alloc_workqueue("dlm_callback", - WQ_UNBOUND | WQ_MEM_RECLAIM, 0); + WQ_HIGHPRI | WQ_MEM_RECLAIM, 0); if (!ls->ls_callback_wq) { log_print("can't start dlm_callback workqueue"); return -ENOMEM; |