This is a note to let you know that I've just added the patch titled
RDMA/irdma: Fix Local Invalidate fencing
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
rdma-irdma-fix-local-invalidate-fencing.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 4f16a1e33c6f730152732abb2acc5cc17021c156
Author: Mustafa Ismail <mustafa.ismail@xxxxxxxxx>
Date: Mon May 22 10:56:54 2023 -0500
RDMA/irdma: Fix Local Invalidate fencing
[ Upstream commit 5842d1d9c1b0d17e0c29eae65ae1f245f83682dd ]
If the local invalidate fence is indicated in the WR, only the read fence
is currently being set in WQE. Fix this to set both the read and local
fence in the WQE.
Fixes: b48c24c2d710 ("RDMA/irdma: Implement device supported verb APIs")
Link: https://lore.kernel.org/r/20230522155654.1309-4-shiraz.saleem@xxxxxxxxx
Signed-off-by: Mustafa Ismail <mustafa.ismail@xxxxxxxxx>
Signed-off-by: Shiraz Saleem <shiraz.saleem@xxxxxxxxx>
Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c
index 7745740e737a3..60cf83c4119e7 100644
--- a/drivers/infiniband/hw/irdma/verbs.c
+++ b/drivers/infiniband/hw/irdma/verbs.c
@@ -3196,6 +3196,7 @@ static int irdma_post_send(struct ib_qp *ibqp,
break;
case IB_WR_LOCAL_INV:
info.op_type = IRDMA_OP_TYPE_INV_STAG;
+ info.local_fence = info.read_fence;
info.op.inv_local_stag.target_stag = ib_wr->ex.invalidate_rkey;
ret = irdma_uk_stag_local_invalidate(ukqp, &info, true);
if (ret)
