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authorSagi Grimberg <sagi@grimberg.me>2018-10-25 21:40:57 +0200
committerDoug Ledford <dledford@redhat.com>2018-11-06 22:25:04 +0100
commite48d8ed9c6193502d849b35767fd18e20bbd7ba2 (patch)
tree59bb790eb4460de2ef2c3faa3c19be35d36b1559 /drivers/infiniband/sw/rxe/rxe_resp.c
parentIB/rxe: clean skb queue directly (diff)
downloadlinux-e48d8ed9c6193502d849b35767fd18e20bbd7ba2.tar.xz
linux-e48d8ed9c6193502d849b35767fd18e20bbd7ba2.zip
rxe: fix error completion wr_id and qp_num
Error completions must still contain a valid wr_id and qp_num such that the consumer can rely on. Correctly fill these fields in receive error completions. Reported-by: Walker Benjamin <benjamin.walker@intel.com> Cc: stable@vger.kernel.org Signed-off-by: Sagi Grimberg <sagi@grimberg.me> Reviewed-by: Zhu Yanjun <yanjun.zhu@oracle.com> Tested-by: Zhu Yanjun <yanjun.zhu@oracle.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_resp.c')
-rw-r--r--drivers/infiniband/sw/rxe/rxe_resp.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c
index 54bb5801c409..4ed54c919a2e 100644
--- a/drivers/infiniband/sw/rxe/rxe_resp.c
+++ b/drivers/infiniband/sw/rxe/rxe_resp.c
@@ -841,11 +841,16 @@ static enum resp_states do_complete(struct rxe_qp *qp,
memset(&cqe, 0, sizeof(cqe));
- wc->wr_id = wqe->wr_id;
- wc->status = qp->resp.status;
- wc->qp = &qp->ibqp;
+ if (qp->rcq->is_user) {
+ uwc->status = qp->resp.status;
+ uwc->qp_num = qp->ibqp.qp_num;
+ uwc->wr_id = wqe->wr_id;
+ } else {
+ wc->status = qp->resp.status;
+ wc->qp = &qp->ibqp;
+ wc->wr_id = wqe->wr_id;
+ }
- /* fields after status are not required for errors */
if (wc->status == IB_WC_SUCCESS) {
wc->opcode = (pkt->mask & RXE_IMMDT_MASK &&
pkt->mask & RXE_WRITE_MASK) ?