linux-kernel - Re: [PATCH 2/2] tracing: Use trace_seq_used() and seq_buf

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Message-ID: <20141119100108.1e091afc@gandalf.local.home>
Date:	Wed, 19 Nov 2014 10:01:08 -0500
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Petr Mladek <pmladek@...e.cz>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jiri Kosina <jkosina@...e.cz>
Subject: Re: [PATCH 2/2] tracing: Use trace_seq_used() and seq_buf_used()
 instead of len

On Wed, 19 Nov 2014 15:40:05 +0100
Petr Mladek <pmladek@...e.cz> wrote:

> > s->seq.len will never be more than s->seq.size after the test against
> > TRACE_MAX_PRINT. So I see no harm here.
> 
> Ah, I see. Well, I would feel more comfortable if it uses
> trace_seq_used() or if there is some explanation in a comment.
> But you are right, it is safe as it is. Feel free to leave it.

Yeah, a comment would be nice. I may add it late.

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

Thanks,

-- Steve
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