Hello.
On 03/03/2014 09:41 AM, Hariprasad Shenai wrote:
From: Steve Wise <[email protected]>
These are generated by HW in some error cases and need to be
silently discarded.
Signed-off-by: Steve Wise <[email protected]>
---
drivers/infiniband/hw/cxgb4/cq.c | 20 ++++++++++++++++++++
1 files changed, 20 insertions(+), 0 deletions(-)
diff --git a/drivers/infiniband/hw/cxgb4/cq.c b/drivers/infiniband/hw/cxgb4/cq.c
index 59f7601..e310762 100644
--- a/drivers/infiniband/hw/cxgb4/cq.c
+++ b/drivers/infiniband/hw/cxgb4/cq.c
@@ -366,6 +366,14 @@ void c4iw_flush_hw_cq(struct c4iw_cq *chp)
if (CQE_OPCODE(hw_cqe) == FW_RI_READ_RESP) {
/*
+ * If we have reached here because of async
+ * event or other error, and have egress error
+ * then drop
+ */
The networking code multi-line comment style is:
/* bla
* bla
*/
+ if (CQE_TYPE(hw_cqe) == 1)
+ goto next_cqe;
+
+ /*
* drop peer2peer RTR reads.
*/
if (CQE_WRID_STAG(hw_cqe) == 1)
@@ -512,6 +520,18 @@ static int poll_cq(struct t4_wq *wq, struct t4_cq *cq,
struct t4_cqe *cqe,
if (RQ_TYPE(hw_cqe) && (CQE_OPCODE(hw_cqe) == FW_RI_READ_RESP)) {
/*
+ * If we have reached here because of async
+ * event or other error, and have egress error
+ * then drop
+ */
Likewise.
WBR, Sergei
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