From: David Chinner <dgc@sgi.com>
Date: Thu, 16 Aug 2007 05:21:11 +0000 (+1000)
Subject: [XFS] On-demand reaping of the MRU cache
X-Git-Tag: v2.6.23-rc7~5^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=65de5567564e70edd01b6d4e95e548d7ba284872;p=pandora-kernel.git

[XFS] On-demand reaping of the MRU cache

Instead of running the mru cache reaper all the time based on a timeout,
we should only run it when the cache has active objects. This allows CPUs
to sleep when there is no activity rather than be woken repeatedly just to
check if there is anything to do.

SGI-PV: 968554
SGI-Modid: xfs-linux-melb:xfs-kern:29305a

Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Donald Douwsma <donaldd@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
---

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