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authorYonatan Cohen <yonatanc@mellanox.com>2017-03-10 18:23:56 +0200
committerDoug Ledford <dledford@redhat.com>2017-04-21 10:43:28 -0400
commit0b1e5b99a48b5b810e3e38f1d6e0d39306b99ec0 (patch)
treefff2c84e9a326664236d60151a946561b27f0990 /drivers/infiniband/sw/rxe/rxe_recv.c
parentcxgb4: Convert PDBG to pr_debug the second (diff)
downloadlinux-dev-0b1e5b99a48b5b810e3e38f1d6e0d39306b99ec0.tar.xz
linux-dev-0b1e5b99a48b5b810e3e38f1d6e0d39306b99ec0.zip
IB/rxe: Add port protocol stats
Expose new counters using the get_hw_stats callback. We expose the following counters: +---------------------+----------------------------------------+ | Name | Description | |---------------------+----------------------------------------| |sent_pkts | number of sent pkts | |---------------------+----------------------------------------| |rcvd_pkts | number of received packets | |---------------------+----------------------------------------| |out_of_sequence | number of errors due to packet | | | transport sequence number | |---------------------+----------------------------------------| |duplicate_request | number of received duplicated packets. | | | A request that previously executed is | | | named duplicated. | |---------------------+----------------------------------------| |rcvd_rnr_err | number of received RNR by completer | |---------------------+----------------------------------------| |send_rnr_err | number of sent RNR by responder | |---------------------+----------------------------------------| |rcvd_seq_err | number of out of sequence packets | | | received | |---------------------+----------------------------------------| |ack_deffered | number of deferred handling of ack | | | packets. | |---------------------+----------------------------------------| |retry_exceeded_err | number of times retry exceeded | |---------------------+----------------------------------------| |completer_retry_err | number of times completer decided to | | | retry | |---------------------+----------------------------------------| |send_err | number of failed send packet | +---------------------+----------------------------------------+ Signed-off-by: Yonatan Cohen <yonatanc@mellanox.com> Reviewed-by: Moni Shoua <monis@mellanox.com> Reviewed-by: Andrew Boyer <andrew.boyer@dell.com> Signed-off-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_recv.c')
-rw-r--r--drivers/infiniband/sw/rxe/rxe_recv.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_recv.c b/drivers/infiniband/sw/rxe/rxe_recv.c
index 50886031096f..dadd4a0e3cf7 100644
--- a/drivers/infiniband/sw/rxe/rxe_recv.c
+++ b/drivers/infiniband/sw/rxe/rxe_recv.c
@@ -403,6 +403,8 @@ int rxe_rcv(struct sk_buff *skb)
goto drop;
}
+ rxe_counter_inc(rxe, RXE_CNT_RCVD_PKTS);
+
if (unlikely(bth_qpn(pkt) == IB_MULTICAST_QPN))
rxe_rcv_mcast_pkt(rxe, skb);
else