Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Thu, 31 Aug 2023 09:39:00 -0400
From:   Steven Rostedt <rostedt@goodmis.org>
To:     Ross Zwisler <zwisler@kernel.org>
Cc:     linux-kernel@vger.kernel.org, Ross Zwisler <zwisler@google.com>,
        Mark Rutland <mark.rutland@arm.com>,
        Masami Hiramatsu <mhiramat@kernel.org>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        linux-media@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
        Daniel Almeida <daniel.almeida@collabora.com>,
        Hans Verkuil <hverkuil-cisco@xs4all.nl>
Subject: Re: [PATCH] visl: use canonical ftrace path
Message-ID: <20230831093900.1ba0bc82@rorschach.local.home>
In-Reply-To: <20230829204600.3210276-2-zwisler@kernel.org>
References: <20230829204600.3210276-2-zwisler@kernel.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Precedence: bulk

On Tue, 29 Aug 2023 14:46:01 -0600
Ross Zwisler <zwisler@kernel.org> wrote:

> From: Ross Zwisler <zwisler@google.com>
> 
> The canonical location for the tracefs filesystem is at /sys/kernel/tracing.
> 
> But, from Documentation/trace/ftrace.rst:
> 
>   Before 4.1, all ftrace tracing control files were within the debugfs
>   file system, which is typically located at /sys/kernel/debug/tracing.
>   For backward compatibility, when mounting the debugfs file system,
>   the tracefs file system will be automatically mounted at:
> 
>   /sys/kernel/debug/tracing
> 
> Update the visl decoder driver documentation to use this tracefs path.
> 
> Signed-off-by: Ross Zwisler <zwisler@google.com>

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

Thanks Ross!

-- Steve