linux-kernel - Re: [PATCH 1/2] ftrace: fix trace

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Date:	Thu, 15 Jan 2009 20:46:38 -0500 (EST)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Andrew Morton <akpm@...ux-foundation.org>
cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Chris Mason <chris.mason@...cle.com>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Steven Rostedt <srostedt@...hat.com>
Subject: Re: [PATCH 1/2] ftrace: fix trace_output


On Thu, 15 Jan 2009, Andrew Morton wrote:
> > 
> > diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
> > index df0c25c..4e3ad36 100644
> > --- a/kernel/trace/trace_output.c
> > +++ b/kernel/trace/trace_output.c
> > @@ -440,9 +440,9 @@ trace_fn_raw(struct trace_seq *s, struct trace_entry *entry, int flags)
> >  
> >  	trace_assign_type(field, entry);
> >  
> > -	if (trace_seq_printf(s, "%x %x\n",
> > -			     field->ip,
> > -			     field->parent_ip))
> > +	if (!trace_seq_printf(s, "%x %x\n",
> 
> "%lx %lx", surely?
> 
> If trace_seq_printf() had the attribute(printf) thing, it would have warned.

Who needs automation when we have an akpm ;-)

Will update.

Thanks,

-- Steve

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