linux-kernel - RE: [PATCH v4 4/5] ARM: annotate VMALLOC_END definition with

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Message-ID: <29530110-f967-49c0-a2bc-d035d02da2a5@VA3EHSMHS020.ehs.local>
Date:	Wed, 31 Oct 2012 08:43:35 +0000
From:	Michal Simek <michal.simek@...inx.com>
To:	Arnd Bergmann <arnd@...db.de>
CC:	Josh Cartwright <josh.cartwright@...com>,
	"arm@...nel.org" <arm@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	John Linn <linnj@...inx.com>,
	Nick Bowler <nbowler@...iptictech.com>,
	Russell King - ARM Linux <linux@....linux.org.uk>
Subject: RE: [PATCH v4 4/5] ARM: annotate VMALLOC_END definition with _AC



> -----Original Message-----
> From: Arnd Bergmann [mailto:arnd@...db.de]
> Sent: Tuesday, October 30, 2012 11:22 PM
> To: Michal Simek
> Cc: Josh Cartwright; arm@...nel.org; linux-kernel@...r.kernel.org; linux-arm-
> kernel@...ts.infradead.org; John Linn; Nick Bowler; Russell King - ARM Linux
> Subject: Re: [PATCH v4 4/5] ARM: annotate VMALLOC_END definition with _AC
>
> On Saturday 27 October 2012, Michal Simek wrote:
> > > diff --git a/arch/arm/include/asm/pgtable.h
> > > b/arch/arm/include/asm/pgtable.h index 08c1231..72904a2 100644
> > > --- a/arch/arm/include/asm/pgtable.h
> > > +++ b/arch/arm/include/asm/pgtable.h
> > > @@ -40,7 +40,7 @@
> > >   */
> > >  #define VMALLOC_OFFSET               (8*1024*1024)
> > >  #define VMALLOC_START                (((unsigned long)high_memory +
> > > VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
> > > -#define VMALLOC_END          0xff000000UL
> > > +#define VMALLOC_END          _AC(0xff000000,UL)
> >
> > This shouldn't be the part of this series but should go to mainline through
> different tree.
> > Arnd, Olof: Can you take this patch to your arm-soc tree?
> >
> > I don't think it is a good workstyle to propose it to mainline through zynq soc
> tree.
> > What do you think?
>
> The arm-soc tree is not the right place either, this is architecture code which is in
> Russell's domain. I would suggest getting an Ack from Russell if he's ok with it
> and then merging it together with your other changes into arm-soc.

That's what I thought too.
Not sure if Josh wants to push this to mainline.

Thanks,
Michal




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