PING: [PATCH v7 0/4] Support PERF MGMT for RXE

[zhenwei pi <zhenwei.pi@linux.dev>]

Greetings! Gentle ping.


On 4/14/26 14:29, zhenwei pi wrote:
> v7:
> - use 'counters/port_xmit_data' & 'counters/port_rcv_data' instead of
>    'hw_counters/sent_bytes' & 'hw_counters/rcvd_bytes'
> 
> v6:
> - return IB_MAD_RESULT_SUCCESS instead of 'IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY'
>    on unsupported method
> - add a script to verify the sent/rcvd bytes which is wrotten by Yanjun
> 
> v5:
> - remove patch "RDMA/core: Fix memory free for GID table", it was
>    applied by Jason separately.
> - suggested by Yanjun, use 'skb_network_offset' to calculate the
>    length of received packets.
> 
> v4:
> - drop rxe_ib_device_get_netdev and RXE_PORT, use 1 instead
> - avoid UAF to get skb length
> - remove one-line wrapper rxe_counter_get, use atomic64_read instead
> - fix memory free for GID table, this is a new patch in this series.
> 
> v3:
> - merge 'RDMA/rxe: use rxe_counter_get' into previous commit
> - zero *out* MAD memory
> - return success with error status rather than failure to avoid
>    uplayer hang
> 
> v2:
> - Fix overflow for PMA counter *link_downed_counter*
> - Use *rxe_counter_get* instead of *atomic64_read* for hw-counters
> 
> v1:
> Support PERF MGMT for RXE, add sent/received bytes for RXE counters,
> also improve coding style.
> 
> Zhu Yanjun (1):
>    selftest/rxe: Add selftests for perf
> 
> zhenwei pi (3):
>    RDMA/rxe: remove rxe_ib_device_get_netdev() and RXE_PORT
>    RDMA/rxe: add SENT/RCVD bytes
>    RDMA/rxe: support perf mgmt GET method
> 
>   drivers/infiniband/sw/rxe/Makefile            |   1 +
>   drivers/infiniband/sw/rxe/rxe_hw_counters.c   |   2 +
>   drivers/infiniband/sw/rxe/rxe_hw_counters.h   |   2 +
>   drivers/infiniband/sw/rxe/rxe_loc.h           |   6 ++
>   drivers/infiniband/sw/rxe/rxe_mad.c           | 101 ++++++++++++++++++
>   drivers/infiniband/sw/rxe/rxe_mcast.c         |   4 +-
>   drivers/infiniband/sw/rxe/rxe_net.c           |   9 +-
>   drivers/infiniband/sw/rxe/rxe_recv.c          |   2 +
>   drivers/infiniband/sw/rxe/rxe_verbs.c         |   5 +-
>   drivers/infiniband/sw/rxe/rxe_verbs.h         |  10 +-
>   tools/testing/selftests/rdma/Makefile         |   3 +-
>   .../selftests/rdma/rxe_sent_rcvd_bytes.sh     |  75 +++++++++++++
>   12 files changed, 206 insertions(+), 14 deletions(-)
>   create mode 100644 drivers/infiniband/sw/rxe/rxe_mad.c
>   create mode 100755 tools/testing/selftests/rdma/rxe_sent_rcvd_bytes.sh
>