diff options
| author |   Grzegorz Andrejczuk <grzegorz.andrejczuk@intel.com> | 2020-05-11 12:07:01 -0400 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2020-05-21 11:23:57 -0300 |
| commit | 7638c0e965f48d773d8684d38e0967e4d0ee238c (patch) | |
| tree | fb656c27b0e34b2adfea478c356eb0ebeb14e249 /drivers/infiniband/hw/hfi1/driver.c | |
| parent | IB/{hfi1, ipoib, rdma}: Broadcast ping sent packets which exceeded mtu size (diff) | |
| download | linux-dev-7638c0e965f48d773d8684d38e0967e4d0ee238c.tar.xz linux-dev-7638c0e965f48d773d8684d38e0967e4d0ee238c.zip | |
IB/hfi1: Add packet histogram trace event
Add a simple trace event taking context number and building simple
histogram to print packets distribution between contexts.
Link: https://lore.kernel.org/r/20200511160700.173205.84270.stgit@awfm-01.aw.intel.com
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Grzegorz Andrejczuk <grzegorz.andrejczuk@intel.com>
Signed-off-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/driver.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hfi1/driver.c b/drivers/infiniband/hw/hfi1/driver.c index 60ff6de8cf98..a40701a6e1b6 100644 --- a/drivers/infiniband/hw/hfi1/driver.c +++ b/drivers/infiniband/hw/hfi1/driver.c @@ -1706,6 +1706,7 @@ static void hfi1_ipoib_ib_rcv(struct hfi1_packet *packet) goto drop_no_nd; trace_input_ibhdr(rcd->dd, packet, !!(rhf_dc_info(packet->rhf))); + trace_ctxt_rsm_hist(rcd->ctxt); /* handle congestion notifications */ do_work = hfi1_may_ecn(packet); |