linux-kernel - Re: [patch 0/4] gpu/drm, x86, PAT: Add PAT support for io_mapping

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Message-ID: <20090225154115.GA12050@elte.hu>
Date:	Wed, 25 Feb 2009 16:41:15 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	"Pallipadi, Venkatesh" <venkatesh.pallipadi@...el.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Dave Airlie <airlied@...hat.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Eric Anholt <eric@...olt.net>,
	Thomas Gleixner <tglx@...utronix.de>,
	H Peter Anvin <hpa@...or.com>,
	Keith Packard <keithp@...thp.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [patch 0/4] gpu/drm, x86, PAT: Add PAT support for io_mapping_*
	interface


* Pallipadi, Venkatesh <venkatesh.pallipadi@...el.com> wrote:

> >They will probably fix a few regressions and are easy to 
> >revert, plus they affect the one driver whose authors wrote 
> >these facilities:
> >
> >  drivers/gpu/drm/i915/i915_dma.c
> >  drivers/gpu/drm/i915/i915_gem.c
> >
> >so maybe we should try it as it's all a clear step forward. 
> >I'll give them a spin in tip:x86/urgent. Dunno.
> 
> Actual PAT support (patch 3 and 4) can probably wait until 
> .30. As there is only one user of this interface. Patch 1 and 
> 2 are more in bugfix category and probably considered for .29.

ok, i've delayed #3/#4 to .30 and kept #1/#2 in tip:x86/urgent. 
No complications so far with any of them.

	Ingo
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