linux-kernel - Re: [PATCH] selftests: livepatch: use canonical ftrace path

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Message-ID: <aO0MgOhfrMAoPchy@pathway.suse.cz>
Date: Mon, 13 Oct 2025 16:28:16 +0200
From: Petr Mladek <pmladek@...e.com>
To: Fushuai Wang <wangfushuai@...du.com>
Cc: jpoimboe@...nel.org, jikos@...nel.org, mbenes@...e.cz,
	joe.lawrence@...hat.com, shuah@...nel.org,
	live-patching@...r.kernel.org, linux-kselftest@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] selftests: livepatch: use canonical ftrace path

On Fri 2025-10-10 20:07:27, Fushuai Wang wrote:
> Since v4.1 kernel, a new interface for ftrace called "tracefs" was
> introduced, which is usually mounted in /sys/kernel/tracing. Therefore,
> tracing files can now be accessed via either the legacy path
> /sys/kernel/debug/tracing or the newer path /sys/kernel/tracing.
> 
> Signed-off-by: Fushuai Wang <wangfushuai@...du.com>

Looks good to me:

Reviewed-by: Petr Mladek <pmladek@...e.com>
Tested-by: Petr Mladek <pmladek@...e.com>

Best Regards,
Petr