linux-kernel - Re: [PATCH 08/13 v2] USB: mtu3: tracing: Use the new _

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Date:   Thu, 14 Jul 2022 15:45:16 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        linux-usb@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH 08/13 v2] USB: mtu3: tracing: Use the new __vstring()
 helper

On Thu, Jul 14, 2022 at 09:38:57AM -0400, Steven Rostedt wrote:
> >From d6485fe54bd4f04256a8500156a7c05cb3fb9592 Mon Sep 17 00:00:00 2001
> From: "Steven Rostedt (Google)" <rostedt@...dmis.org>
> Date: Tue, 5 Jul 2022 18:45:01 -0400
> Subject: [PATCH] USB: mtu3: tracing: Use the new __vstring() helper
> 
> Instead of open coding a __dynamic_array() with a fixed length (which
> defeats the purpose of the dynamic array in the first place). Use the new
> __vstring() helper that will use a va_list and only write enough of the
> string into the ring buffer that is needed.
> 
> Link: https://lkml.kernel.org/r/20220705224750.354926535@goodmis.org
> 
> Cc: Chunfeng Yun <chunfeng.yun@...iatek.com>
> Cc: Ingo Molnar <mingo@...nel.org>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: linux-usb@...r.kernel.org
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: linux-mediatek@...ts.infradead.org
> Signed-off-by: Steven Rostedt (Google) <rostedt@...dmis.org>
> ---
> 
> Changes since v1: remove ',' that fails the build.

Acked-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>