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Commit 102c5ce0 authored by Jack Wang's avatar Jack Wang Committed by Doug Ledford
Browse files

RDMA/cma: use cached port state when bind loopback 



Signed-off-by: default avatarJack Wang <jinpu.wang@profitbricks.com>
Reviewed-by: default avatarMichael Wang <yun.wang@profitbricks.com>
Acked-by: default avatarSean Hefty <sean.hefty@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 93b1f29d

drivers/infiniband/core/cma.c

+3 −3
Original line number Diff line number Diff line
@@ -2656,8 +2656,8 @@ static void cma_set_loopback(struct sockaddr *addr) 
static int cma_bind_loopback(struct rdma_id_private *id_priv)

{

	struct cma_device *cma_dev, *cur_dev;

	struct ib_port_attr port_attr;

	union ib_gid gid;

	enum ib_port_state port_state;

	u16 pkey;

	int ret;

	u8 p;
@@ -2673,8 +2673,8 @@ static int cma_bind_loopback(struct rdma_id_private *id_priv) 
			cma_dev = cur_dev;



		for (p = 1; p <= cur_dev->device->phys_port_cnt; ++p) {

			if (!ib_query_port(cur_dev->device, p, &port_attr) &&

			    port_attr.state == IB_PORT_ACTIVE) {

			if (!ib_get_cached_port_state(cur_dev->device, p, &port_state) &&

			    port_state == IB_PORT_ACTIVE) {

				cma_dev = cur_dev;

				goto port_found;

			}