bpf: Use user_path_at for path resolution in uprobe_multi

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Resolve the uprobe_multi user path with user_path_at() instead of copying
the string with strndup_user() and passing it to kern_path(). This removes
the temporary allocation and keeps the lookup logic in one helper.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/r/20260611114230.950379-3-jolsa@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Jiri Olsa 2026-06-11 13:42:25 +02:00 • committed by Alexei Starovoitov

parent 4d87a251d4

commit 65d81609e9

1 changed files with 1 additions and 9 deletions

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kernel/trace/bpf_trace.c

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