From: Ingo Molnar <mingo@elte.hu>
To: Dave Airlie <airlied@redhat.com>
Cc: linux-kernel@vger.kernel.org, mingo@redhat.com,
arjan@linux.intel.com, Dave Airlie <airlied@linux.ie>
Subject: Re: [PATCH] x86: create array based interface to chagne page attribute
Date: Sat, 26 Apr 2008 11:51:15 +0200 [thread overview]
Message-ID: <20080426095115.GA15212@elte.hu> (raw)
In-Reply-To: <1209202037-6513-1-git-send-email-airlied@redhat.com>
* Dave Airlie <airlied@redhat.com> wrote:
> From: Dave Airlie <airlied@linux.ie>
>
> When cpa was refactored to the new set_memory_ interfaces, it removed
> a special case fast path for AGP systems, which did a lot of page by
> page attribute changing and held the flushes until they were finished.
> The DRM memory manager also required this to get useable speeds.
>
> This introduces a new interface, which accepts an array of memory
> addresses to have attributes changed on and to flush once finished.
>
> Further changes to the AGP stack to actually use this interface will
> be published later.
thanks Dave, applied.
Ingo
next prev parent reply other threads:[~2008-04-26 9:51 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-26 9:27 [PATCH] x86: create array based interface to chagne page attribute Dave Airlie
2008-04-26 9:51 ` Ingo Molnar [this message]
2008-04-26 14:17 ` Ingo Molnar
2008-04-26 22:24 ` Dave Airlie
2008-04-28 13:48 ` Ingo Molnar
2008-04-28 18:12 ` Ingo Molnar
2008-04-28 19:25 ` Dave Airlie
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