From: Keith Packard <keithp@keithp.com>
To: Chris Wilson <chris@chris-wilson.co.uk>, intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 2/2] drm/i915: Disable page-faults around the fast pwrite/pread paths
Date: Mon, 11 Jul 2011 12:55:50 -0700 [thread overview]
Message-ID: <yunpqlgegmx.fsf@aiko.keithp.com> (raw)
In-Reply-To: <f80fcd$rkj6q@fmsmga001.fm.intel.com>
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On Mon, 11 Jul 2011 17:51:08 +0100, Chris Wilson <chris@chris-wilson.co.uk> wrote:
> no-prefaulting:
> pread: shmem fast: 1273764/3395, slow: 0/0
> pwrite: sheme fast: 51163148/14554, slow: 23552/9
> pwrite: gtt fast: 32744702068/12658489, slow: 29376/10
Looks like it won't matter that much, at least when you've got plenty of memory.
--
keith.packard@intel.com
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next prev parent reply other threads:[~2011-07-11 19:55 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-09 8:38 [PATCH 1/2] drm/i915: Prefault all pages for pread and pwrite Chris Wilson
2011-07-09 8:38 ` [PATCH 2/2] drm/i915: Disable page-faults around the fast pwrite/pread paths Chris Wilson
2011-07-09 14:41 ` Eric Anholt
2011-07-09 17:40 ` Chris Wilson
2011-07-09 20:24 ` Keith Packard
2011-07-09 20:50 ` Chris Wilson
2011-07-09 21:06 ` Keith Packard
2011-07-09 21:23 ` Chris Wilson
2011-07-09 22:07 ` Keith Packard
2011-07-11 16:51 ` Chris Wilson
2011-07-11 19:55 ` Keith Packard [this message]
2011-07-10 18:45 ` Eric Anholt
2011-07-10 20:29 ` Keith Packard
2011-07-09 20:21 ` [PATCH 1/2] drm/i915: Prefault all pages for pread and pwrite Keith Packard
2011-07-09 20:31 ` Chris Wilson
2011-07-10 1:40 ` Ben Widawsky
2011-07-10 8:08 ` Chris Wilson
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