[PATCH bpf-next v2 0/3] bpf, arm64: Add fsession support

[Puranjay Mohan]

On Wed, Jan 28, 2026 at 3:01 PM Leon Hwang <leon.hwang at linux.dev> wrote:
>
> Similar to commit 98770bd4e6df ("bpf,x86: add fsession support for x86_64"),
> add fsession support on arm64.
>
> Patch #1 adds bpf_arch_supports_fsession() to prevent fsession loading
> on architectures that do not implement fsession support.
>
> Patch #2 implements fsession support in the arm64 BPF JIT trampoline.
>
> Patch #3 enables the relevant selftests on arm64, including get_func_ip,
> and get_func_args.
>
> All enabled tests pass on arm64:
>
>  cd tools/testing/selftests/bpf
>  ./test_progs -t fsession
>  #135/1   fsession_test/fsession_test:OK
>  #135/2   fsession_test/fsession_reattach:OK
>  #135/3   fsession_test/fsession_cookie:OK
>  #135     fsession_test:OK
>  Summary: 1/3 PASSED, 0 SKIPPED, 0 FAILED
>
>  ./test_progs -t get_func
>  #138     get_func_args_test:OK
>  #139     get_func_ip_test:OK
>  Summary: 2/0 PASSED, 0 SKIPPED, 0 FAILED
>
> Changes:
> v1 -> v2:
> * Add bpf_arch_supports_fsession().
>

Please fix the commit message issue detected by AI and then

For the series:

Acked-by: Puranjay Mohan <puranjay at kernel.org>
Tested-by: Puranjay Mohan <puranjay at kernel.org>