linux-kernel - Re: [PATCH] powerpc: Add jump label support

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Date:	Tue, 09 Nov 2010 14:33:28 +1100
From:	Michael Ellerman <michael@...erman.id.au>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	linuxppc-dev@...abs.org, jbaron@...hat.com,
	linux-kernel@...r.kernel.org, rostedt@...dmis.org,
	"David S. Miller" <davem@...emloft.net>,
	Anton Blanchard <anton@...ba.org>,
	Kumar Gala <kumar.gala@...escale.com>
Subject: Re: [PATCH] powerpc: Add jump label support

On Tue, 2010-11-09 at 13:35 +1100, Stephen Rothwell wrote:
> Hi Michael,
> 
> Just a trivial note ...
> 
> On Mon,  8 Nov 2010 15:12:46 +1100 (EST) Michael Ellerman <michael@...erman.id.au> wrote:
> >
> > diff --git a/arch/powerpc/include/asm/jump_label.h b/arch/powerpc/include/asm/jump_label.h
> > new file mode 100644
> > index 0000000..feffb86
> > --- /dev/null
> > +++ b/arch/powerpc/include/asm/jump_label.h
> > @@ -0,0 +1,46 @@
> > +#ifndef _ASM_POWERPC_JUMP_LABEL_H
> > +#define _ASM_POWERPC_JUMP_LABEL_H
> > +
> > +/*
> > + * Copyright 2010 Michael Ellerman, IBM Corp.
> > + *
> > + * This program is free software; you can redistribute it and/or
> > + * modify it under the terms of the GNU General Public License
> > + * as published by the Free Software Foundation; either version
> > + * 2 of the License, or (at your option) any later version.
> > + */
> > +
> > +#ifdef __KERNEL__
> 
> You don't need this protection in a file that is not exported to user
> space.

Ah true. I'll respin after I've heard if anyone has tested it :)

cheers



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