linux-kernel - Re: [PATCH 00/10] jump label: introduce very

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Message-ID: <20120222155602.GC3405@redhat.com>
Date:	Wed, 22 Feb 2012 10:56:03 -0500
From:	Jason Baron <jbaron@...hat.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	a.p.zijlstra@...llo.nl, mathieu.desnoyers@...icios.com,
	davem@...emloft.net, ddaney.cavm@...il.com,
	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 00/10] jump label: introduce very_[un]likely + cleanups +
 docs

On Wed, Feb 22, 2012 at 10:54:03AM -0500, Steven Rostedt wrote:
> On Wed, 2012-02-22 at 10:42 -0500, Jason Baron wrote:
> 
> > Do you have 'CONFIG_CC_OPTIMIZE_FOR_SIZE' set?
> 
> Yes I do :-p
> 
> But that's because the distro config I started with had it set too.
> 
> -- Steve
> 
> 

Right, with CONFIG_CC_OPTIMIZE_FOR_SIZE unset, which is the default, at
least on x86, I have not seen a single case of the 'jmp;jmp'.

Thanks,

-Jason
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