RDMA/irdma: Enforce local fence for LOCAL_INV WRs

Enforce local fence for LOCAL_INV WRs to
avoid spurious FASTREG_VALID_MKEY async events
during heavy invalidation/registration activity.

Signed-off-by: Jacob Moroni <jmoroni@google.com>
Signed-off-by: Tatyana Nikolova <tatyana.e.nikolova@intel.com>
Link: https://patch.msgid.link/20251031021726.1003-3-tatyana.e.nikolova@intel.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>

diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c
index 76ce6137f2ba3255c0b1685ac91601d4a410b611..1f37437f72ae73e71e79fcb764c833c4f8a3269a 100644 (file)
--- a/drivers/infiniband/hw/irdma/verbs.c
+++ b/drivers/infiniband/hw/irdma/verbs.c
@@ -4077,7 +4077,7 @@ 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.local_fence = true;
                        info.op.inv_local_stag.target_stag = ib_wr->ex.invalidate_rkey;
                        err = irdma_uk_stag_local_invalidate(ukqp, &info, true);
                        break;