在 2026/4/7 17:09, zhenwei pi 写道:
> 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.
>
I am not sure whether you would prefer to add a test case under
tools/testing/selftests/rdma or in rdma-core to verify this feature.
If it is possible to include a test case in either selftests or
rdma-core, it would be very helpful for the supporters to validate this
patch set.
Just my two cents.
Zhu Yanjun
> 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.
>
> 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 +-
> 10 files changed, 129 insertions(+), 13 deletions(-)
> create mode 100644 drivers/infiniband/sw/rxe/rxe_mad.c
>