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[rdma-next,05/10] RDMA/srp: Enable Relaxed Ordering

Message ID 20210405052404.213889-6-leon@kernel.org (mailing list archive)
State Awaiting Upstream
Delegated to: Netdev Maintainers
Headers show
Series Enable relaxed ordering for ULPs | expand

Checks

Context Check Description
netdev/tree_selection success Guessing tree name failed - patch did not apply

Commit Message

Leon Romanovsky April 5, 2021, 5:23 a.m. UTC 
From: Avihai Horon <avihaih@nvidia.com>

Enable Relaxed Ordering for srp.

Relaxed Ordering is an optional access flag and as such, it is ignored
by vendors that don't support it.

Signed-off-by: Avihai Horon <avihaih@nvidia.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Michael Guralnik <michaelgur@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
---
 drivers/infiniband/ulp/srp/ib_srp.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 8481ad769ba4..0026660c3ead 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -436,7 +436,8 @@  static struct srp_fr_pool *srp_create_fr_pool(struct ib_device *device,
 		mr_type = IB_MR_TYPE_MEM_REG;
 
 	for (i = 0, d = &pool->desc[0]; i < pool->size; i++, d++) {
-		mr = ib_alloc_mr(pd, mr_type, max_page_list_len, 0);
+		mr = ib_alloc_mr(pd, mr_type, max_page_list_len,
+				 IB_ACCESS_RELAXED_ORDERING);
 		if (IS_ERR(mr)) {
 			ret = PTR_ERR(mr);
 			if (ret == -ENOMEM)
@@ -1487,9 +1488,8 @@  static int srp_map_finish_fr(struct srp_map_state *state,
 	wr.wr.send_flags = 0;
 	wr.mr = desc->mr;
 	wr.key = desc->mr->rkey;
-	wr.access = (IB_ACCESS_LOCAL_WRITE |
-		     IB_ACCESS_REMOTE_READ |
-		     IB_ACCESS_REMOTE_WRITE);
+	wr.access = (IB_ACCESS_LOCAL_WRITE | IB_ACCESS_REMOTE_READ |
+		     IB_ACCESS_REMOTE_WRITE | IB_ACCESS_RELAXED_ORDERING);
 
 	*state->fr.next++ = desc;
 	state->nmdesc++;