Re: [PATCH 6.12.y] libbpf: Prevent compiler warnings/errors

[Sasha Levin <sashal@kernel.org>]

[ Sasha's backport helper bot ]

Hi,

✅ All tests passed successfully. No issues detected.
No action required from the submitter.

The upstream commit SHA1 provided is correct: 7f4ec77f3fee41dd6a41f03a40703889e6e8f7b2

WARNING: Author mismatch between patch and upstream commit:
Backport author: He Zhe<zhe.he@windriver.com>
Commit author: Eder Zulian<ezulian@redhat.com>

Status in newer kernel trees:
6.14.y | Present (exact SHA1)
6.13.y | Present (exact SHA1)

Note: The patch differs from the upstream commit:
---
1:  7f4ec77f3fee4 ! 1:  1a7061fb10c80 libbpf: Prevent compiler warnings/errors
    @@ Metadata
      ## Commit message ##
         libbpf: Prevent compiler warnings/errors
     
    +    commit 7f4ec77f3fee41dd6a41f03a40703889e6e8f7b2 upstream.
    +
         Initialize 'new_off' and 'pad_bits' to 0 and 'pad_type' to  NULL in
         btf_dump_emit_bit_padding to prevent compiler warnings/errors which are
         observed when compiling with 'EXTRA_CFLAGS=-g -Og' options, but do not
    @@ Commit message
         Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
         Acked-by: Jiri Olsa <jolsa@kernel.org>
         Link: https://lore.kernel.org/bpf/20241022172329.3871958-3-ezulian@redhat.com
    +    Signed-off-by: He Zhe <zhe.he@windriver.com>
    +    Signed-off-by: Xiangyu Chen <xiangyu.chen@windriver.com>
     
      ## tools/lib/bpf/btf_dump.c ##
     @@ tools/lib/bpf/btf_dump.c: static void btf_dump_emit_bit_padding(const struct btf_dump *d,
---

Results of testing on various branches:

| Branch                    | Patch Apply | Build Test |
|---------------------------|-------------|------------|
| stable/linux-6.12.y       |  Success    |  Success   |