linux-kernel - Re: [patch 03/11] blackfin/irqs: Do not trace arch_local_{*,irq

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Date:	Tue, 05 Jul 2011 08:51:24 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Mike Frysinger <vapier@...too.org>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [patch 03/11] blackfin/irqs: Do not trace arch_local_{*,irq_*}
 functions

On Sat, 2011-07-02 at 12:40 -0400, Mike Frysinger wrote:
> On Fri, Jul 1, 2011 at 23:04, Steven Rostedt wrote:
> > Do not trace arch_local_save_flags(), arch_local_irq_*() and friends.
> > Although they are marked inline, gcc may still make a function out of
> > them and add it to the pool of functions that are traced by the function
> > tracer. This can cause undesirable results (kernel panic, triple faults,
> > etc).
> >
> > Add the notrace notation to prevent them from ever being traced.
> 
> Acked-by: Mike Frysinger <vapier@...too.org>

Thanks! Are you going to pull it into the blackfin tree? It's not
dependent on any other patch.

-- Steve


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