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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>
This commit is contained in:
Sagi Grimberg 2017-08-15 22:20:37 +03:00 committed by Doug Ledford
parent ec06530e76
commit cb93e59777
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/core/cm.c
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@ -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;