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Yuan Chen 02baa0a2a6 selftests/bpf: Fix procmap_query()'s params mismatch and compilation warning
When the PROCMAP_QUERY is not defined, a compilation error occurs due to the
mismatch of the procmap_query()'s params, procmap_query() only be called in
the file where the function is defined, modify the params so they can match.

We get a warning when build samples/bpf:
    trace_helpers.c:252:5: warning: no previous prototype for ‘procmap_query’ [-Wmissing-prototypes]
      252 | int procmap_query(int fd, const void *addr, __u32 query_flags, size_t *start, size_t *offset, int *flags)
          |     ^~~~~~~~~~~~~
As this function is only used in the file, mark it as 'static'.

Fixes: 4e9e07603e ("selftests/bpf: make use of PROCMAP_QUERY ioctl if available")
Signed-off-by: Yuan Chen <chenyuan@kylinos.cn>
Link: https://lore.kernel.org/r/20240903012839.3178-1-chenyuan_fl@163.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
History 2024-09-04 11:52:44 -07:00
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Linux kernel
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