From: Arjan van de Ven <arjan@linux.intel.com>
To: Dave Airlie <airlied@redhat.com>
Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de,
mingo@redhat.com, thomas@tungstengraphics.com
Subject: Re: [PATCH] x86: create array based interface to change page attribute
Date: Tue, 01 Apr 2008 11:20:53 -0700 [thread overview]
Message-ID: <47F27D05.5000108@linux.intel.com> (raw)
In-Reply-To: <1206940788.7250.13.camel@clockmaker.usersys.redhat.com>
Dave Airlie wrote:
> 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.
Acked-by: Arjan van de Ven <arjan@linux.intel.com>
prev parent reply other threads:[~2008-04-01 18:21 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-31 5:19 [PATCH] x86: create array based interface to change page attribute Dave Airlie
2008-03-31 6:54 ` Thomas Hellström
2008-03-31 9:33 ` Arjan van de Ven
2008-03-31 11:04 ` Thomas Hellström
2008-03-31 7:25 ` Andi Kleen
2008-03-31 7:55 ` Thomas Hellström
2008-03-31 8:38 ` Andi Kleen
2008-03-31 9:06 ` Thomas Hellström
2008-03-31 9:18 ` Andi Kleen
2008-03-31 11:10 ` Thomas Hellström
2008-03-31 16:08 ` Arjan van de Ven
2008-03-31 16:41 ` Thomas Hellström
2008-03-31 16:49 ` Arjan van de Ven
2008-03-31 17:26 ` Thomas Hellström
2008-04-01 20:58 ` Arjan van de Ven
2008-04-01 21:29 ` Thomas Hellström
2008-04-01 22:30 ` Arjan van de Ven
2008-04-02 6:30 ` Thomas Hellström
2008-04-02 6:35 ` Arjan van de Ven
2008-04-02 6:59 ` Thomas Hellström
2008-04-02 14:01 ` Arjan van de Ven
2008-04-02 17:57 ` Thomas Hellström
2008-04-07 18:23 ` Jesse Barnes
2008-04-07 19:51 ` Thomas Hellström
2008-04-07 19:59 ` Jesse Barnes
2008-04-07 20:46 ` Thomas Hellström
2008-04-07 20:57 ` Arjan van de Ven
2008-04-08 6:12 ` Thomas Hellström
2008-04-07 21:04 ` Jesse Barnes
2008-04-08 6:21 ` Thomas Hellström
2008-04-08 14:27 ` Jesse Barnes
2008-04-07 20:56 ` Arjan van de Ven
2008-04-07 21:02 ` Jesse Barnes
2008-04-07 21:09 ` Jesse Barnes
2008-03-31 9:56 ` Arjan van de Ven
2008-03-31 11:21 ` Dave Airlie
2008-03-31 11:46 ` Andi Kleen
2008-04-02 1:35 ` Dave Airlie
2008-04-01 18:20 ` Arjan van de Ven [this message]
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