From: Eric Anholt <eric@anholt.net>
To: intel-gfx@lists.freedesktop.org
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>, dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 0/9] [RFC] fair-lru eviction
Date: Tue, 18 May 2010 20:05:21 -0700 [thread overview]
Message-ID: <87tyq44mmm.fsf@pollan.anholt.net> (raw)
In-Reply-To: <1274217111-3882-1-git-send-email-daniel.vetter@ffwll.ch>
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On Tue, 18 May 2010 23:11:42 +0200, Daniel Vetter <daniel.vetter@ffwll.ch> wrote:
> Hi all,
>
> This patch series implements the fair-lru eviction Chris Wilson already
> posted with a twist. It's essentially the same idea & algorithm.
> Differnences versus his patch:
> - Doesn't do any allocations while scanning.
> - Implemented in drm_mm.c
>
> In other words, this should also be usable by ttm. The idea is simple:
> Scan through the lru, marking objects as evictable until there is a
> large area of memory free/free-able. Then walk through all the scanned
> objects in reverse, checking which ones fall into this hole. Finally
> evicting them.
>
> Comments, ideas highly welcome.
>
> As per usual, I couldn't resist and had to clean up the code in drm_mm.c a
> little.
Do you have performance numbers on these patches?
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next prev parent reply other threads:[~2010-05-19 3:05 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-18 21:11 [PATCH 0/9] [RFC] fair-lru eviction Daniel Vetter
2010-05-18 21:11 ` [PATCH 1/9] list.h: add list_for_each_entry_safe_from_reverse Daniel Vetter
2010-05-18 21:11 ` [PATCH 2/9] drm: use list_for_each_entry in drm_mm.c Daniel Vetter
2010-05-18 21:11 ` [PATCH 3/9] drm: kill drm_mm_node->private Daniel Vetter
2010-05-19 9:25 ` Jerome Glisse
2010-05-19 17:03 ` Daniel Vetter
2010-05-19 22:04 ` Jerome Glisse
2010-05-18 21:11 ` [PATCH 4/9] drm: kill dead code in drm_mm.c Daniel Vetter
2010-05-18 21:11 ` [PATCH 5/9] drm: sane naming for drm_mm.c Daniel Vetter
2010-05-18 21:11 ` [PATCH 6/9] drm_mm: extract check_free_mm_node Daniel Vetter
2010-05-18 21:11 ` [PATCH 7/9] drm: implement helper functions for scanning lru list Daniel Vetter
2010-05-18 21:11 ` [PATCH 8/9] drm/i915: prepare for fair lru eviction Daniel Vetter
2010-05-18 21:11 ` [PATCH 9/9] drm/i915: implement " Daniel Vetter
2010-05-19 3:05 ` Eric Anholt [this message]
2010-05-19 8:06 ` [PATCH 0/9] [RFC] fair-lru eviction Chris Wilson
2010-05-19 16:57 ` Daniel Vetter
2010-05-19 17:09 ` Chris Wilson
2010-05-19 19:51 ` Thomas Hellström
2010-05-19 20:13 ` Daniel Vetter
2010-05-19 21:08 ` Thomas Hellstrom
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