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SubjectRe: [PATCH] selftests/ftrace: Choose target function for filter test from samples
On Sun, 19 Mar 2023 11:53:32 +0900
"Masami Hiramatsu (Google)" <mhiramat@kernel.org> wrote:

> From: Masami Hiramatsu (Google) <mhiramat@kernel.org>
>
> Since the event-filter-function.tc expects the 'exit_mmap()' directly
> calls 'kmem_cache_free()', this is vulnerable to code modifications.
>
> Choose the target function for the filter test from the sample
> event data so that it can keep test running correctly even if the caller
> function name will be changed.
>
> Link: https://lore.kernel.org/all/CA+G9fYtF-XEKi9YNGgR=Kf==7iRb2FrmEC7qtwAeQbfyah-UhA@mail.gmail.com/
> Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
> Fixes: 7f09d639b8c4 ("tracing/selftests: Add test for event filtering on function name")
> Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>

Acked-by: Steven Rostedt (Google) <rostedt@goodmis.org>

-- Steve

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