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| author | Sagi Grimberg <sagi@grimberg.me> | 2017-08-15 22:20:37 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-08-18 10:46:20 -0400 |
| commit | cb93e597779e565dfeda34aede83c2565ddadc97 (patch) | |
| tree | a2678a89f87468553f36bb32594dffbe245db78f | |
| parent | ec06530e765adfdb3a0f8a4f9486a18dcfef6218 (diff) | |
| download | lwn-cb93e597779e565dfeda34aede83c2565ddadc97.tar.gz lwn-cb93e597779e565dfeda34aede83c2565ddadc97.zip | |
cm: Don't allocate ib_cm workqueue with WQ_MEM_RECLAIM
create_workqueue always creates the workqueue with WQ_MEM_RECLAIM
and silences a flush dependency warn for WQ_LEGACY. Instead, we
want to keep the warn in case the allocator tries to flush the
cm workqueue because its very likely that cm work execution will
yield memory allocations (for example cm connection requests).
Reported-by: Steve Wise <swise@opengridcomputing.com>
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Doug Ledford <dledford@redhat.com>
| -rw-r--r-- | drivers/infiniband/core/cm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 2b4d613a3474..838e3507eadc 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -4201,7 +4201,7 @@ static int __init ib_cm_init(void) goto error1; } - cm.wq = create_workqueue("ib_cm"); + cm.wq = alloc_workqueue("ib_cm", 0, 1); if (!cm.wq) { ret = -ENOMEM; goto error2; |