From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sagi Grimberg Subject: [PATCH] IB/core: Don't drain the receive queue for srq attached queue-pair Date: Tue, 26 Apr 2016 17:55:38 +0300 Message-ID: <1461682538-19647-1-git-send-email-sagi@grimberg.me> Return-path: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Steve Wise , Christoph Hellwig List-Id: linux-rdma@vger.kernel.org SRQ attached QPs will fail receive work posts does not have a receive queue that needs to be drained, the receive queue is shared. Fixes: 765d67748bcf ("IB: new common API for draining queues") Signed-off-by: Sagi Grimberg --- drivers/infiniband/core/verbs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 769b000e8360..566bfb31cadb 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -1897,6 +1897,7 @@ EXPORT_SYMBOL(ib_drain_rq); void ib_drain_qp(struct ib_qp *qp) { ib_drain_sq(qp); - ib_drain_rq(qp); + if (!qp->srq) + ib_drain_rq(qp); } EXPORT_SYMBOL(ib_drain_qp); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html