linux-kernel - Re: [RFA][PATCH 24/27] Blackfin: ftrace: Remove check of obsolete variable function_trace

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Message-ID: <20140626153432.69dbb7ca@gandalf.local.home>
Date:	Thu, 26 Jun 2014 15:34:32 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Mike Frysinger <vapier@...too.org>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	"H. Peter Anvin" <hpa@...or.com>, linux-arch@...r.kernel.org,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Jiri Kosina <jkosina@...e.cz>,
	Josh Poimboeuf <notifications@...hub.com>
Subject: Re: [RFA][PATCH 24/27] Blackfin: ftrace: Remove check of obsolete
 variable function_trace_stop

On Thu, 26 Jun 2014 15:25:31 -0400
Mike Frysinger <vapier@...too.org> wrote:

> On Thu 26 Jun 2014 12:52:45 Steven Rostedt wrote:
> > From: "Steven Rostedt (Red Hat)" <rostedt@...dmis.org>
> > 
> > Nothing sets function_trace_stop to disable function tracing anymore.
> > Remove the check for it in the arch code.
> > 
> > [ Please test this on your arch ]
> 
> i haven't tested, but the asm looks correct -- it's only using scratch 
> registers, and the rest of the code doesn't rely on the state in that ifdef 
> (by design).
> 
> Acked-by: Mike Frysinger <vapier@...too.org>
> -mike

Thanks!

-- Steve
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