linux-kernel - Re: [RFC][PATCH 12/23 v4] tracing: Remove return values of most trace_seq

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Date:	Fri, 14 Nov 2014 11:21:52 -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: [RFC][PATCH 12/23 v4] tracing: Remove return values of most
 trace_seq_*() functions

On Fri, 14 Nov 2014 09:53:39 -0500
Steven Rostedt <rostedt@...dmis.org> wrote:


> > > @@ -334,10 +297,7 @@ int trace_seq_putmem_hex(struct trace_seq *s, const void *mem,
> > >  		/* j increments twice per loop */
> > >  		len -= j / 2;
> > >  		hex[j++] = ' ';
> > > -
> > > -		cnt += trace_seq_putmem(s, hex, j);
> > 
> > trace_seq_putmem(s, hex, j); should stay ;-)
> 
> Ouch! Looks like I got a little happy with the delete line key stroke.
> 
> Good catch!
> 

And in the end it really didn't matter, as the patch "tracing: Create
seq_buf layer in trace_seq" took all this out.

I'll still update the patch for correctness.

Thanks,

-- Steve
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