Re: [PATCH bpf-next v2 0/4] Fixes for BPF selftests on Loongarch

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On Tue, Jun 25, 2024 at 4:25 PM Geliang Tang <geliang@xxxxxxxxxx> wrote:
>
> From: Geliang Tang <tanggeliang@xxxxxxxxxx>
>
> v2:
>  - add patch 2, a new fix for sk_msg_memcopy_from_iter.
>  - update patch 3, only test "sk->sk_prot->close" as Eric suggested.
>  - update patch 4, use "goto err" instead of "return" as Eduard
>    suggested.
>  - add "fixes" tag for patch 1-3.
>  - change subject prefixes as "bpf-next" to trigger BPF CI.
>  - cc Loongarch maintainers too.
>
> BPF selftests seem to have not been fully tested on Loongarch. When I
> ran these tests on Loongarch recently, some errors occur. This patch set
> contains some null-check related fixes for these errors.
Is the root cause that LoongArch lacks bpf trampoline?

Huacai

>
> Geliang Tang (4):
>   skmsg: null check for sg_page in sk_msg_recvmsg
>   skmsg: null check for sg_page in sk_msg_memcopy_from_iter
>   inet: null check for close in inet_release
>   selftests/bpf: Null checks for link in bpf_tcp_ca
>
>  net/core/skmsg.c                                 |  4 ++++
>  net/ipv4/af_inet.c                               |  3 ++-
>  .../selftests/bpf/prog_tests/bpf_tcp_ca.c        | 16 ++++++++++++----
>  3 files changed, 18 insertions(+), 5 deletions(-)
>
> --
> 2.43.0
>





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