linux-kernel - [PATCH 5.15 459/913] IB/cma: Allow XRC INI QPs to set their local ACK timeout

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Date:   Tue,  5 Apr 2022 09:25:21 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Håkon Bugge <haakon.bugge@...cle.com>,
        Avneesh Pant <avneesh.pant@...cle.com>,
        Leon Romanovsky <leonro@...dia.com>,
        Jason Gunthorpe <jgg@...dia.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.15 459/913] IB/cma: Allow XRC INI QPs to set their local ACK timeout

From: Håkon Bugge <haakon.bugge@...cle.com>

[ Upstream commit 748663c8ccf6b2e5a800de19127c2cc1c4423fd2 ]

XRC INI QPs should be able to adjust their local ACK timeout.

Fixes: 2c1619edef61 ("IB/cma: Define option to set ack timeout and pack tos_set")
Link: https://lore.kernel.org/r/1644421175-31943-1-git-send-email-haakon.bugge@oracle.com
Signed-off-by: Håkon Bugge <haakon.bugge@...cle.com>
Suggested-by: Avneesh Pant <avneesh.pant@...cle.com>
Reviewed-by: Leon Romanovsky <leonro@...dia.com>
Signed-off-by: Jason Gunthorpe <jgg@...dia.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/infiniband/core/cma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index db7b5de3bc76..a814dabcdff4 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -2640,7 +2640,7 @@ int rdma_set_ack_timeout(struct rdma_cm_id *id, u8 timeout)
 {
 	struct rdma_id_private *id_priv;
 
-	if (id->qp_type != IB_QPT_RC)
+	if (id->qp_type != IB_QPT_RC && id->qp_type != IB_QPT_XRC_INI)
 		return -EINVAL;
 
 	id_priv = container_of(id, struct rdma_id_private, id);
-- 
2.34.1