Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=96db0e0335c7981911bd7efc5c79e82d2358c0fc
Commit: 96db0e0335c7981911bd7efc5c79e82d2358c0fc
Parent: 09f60f8f54c5e2391f0b7c38dccd7b00d83587ab
Author: Roland Dreier <[EMAIL PROTECTED]>
AuthorDate: Tue Oct 30 10:53:54 2007 -0700
Committer: Roland Dreier <[EMAIL PROTECTED]>
CommitDate: Tue Oct 30 10:53:54 2007 -0700
IB/mlx4: Lock SQ lock in mlx4_ib_post_send()
Because of a typo, mlx4_ib_post_send() takes the same lock rq.lock as
mlx4_ib_post_recv(). Correct the code so the intended sq.lock is
taken when posting a send.
Noticed by Yossi Leybovitch and pointed out by Jack Morgenstein from
Mellanox.
Signed-off-by: Roland Dreier <[EMAIL PROTECTED]>
---
drivers/infiniband/hw/mlx4/qp.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 6b33224..8cba9c5 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1282,7 +1282,7 @@ int mlx4_ib_post_send(struct ib_qp *ibqp, struct
ib_send_wr *wr,
int size;
int i;
- spin_lock_irqsave(&qp->rq.lock, flags);
+ spin_lock_irqsave(&qp->sq.lock, flags);
ind = qp->sq.head;
@@ -1448,7 +1448,7 @@ out:
(qp->sq.wqe_cnt - 1));
}
- spin_unlock_irqrestore(&qp->rq.lock, flags);
+ spin_unlock_irqrestore(&qp->sq.lock, flags);
return err;
}
-
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