From: Matthew Wilcox <matthew@wil.cx>
Date: Mon, 3 Dec 2007 19:08:28 +0000 (-0500)
Subject: Change dmapool free block management
X-Git-Tag: v2.6.25-rc1~780^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a35a3455142976e3fffdf27027f3082cbaba6e8c;p=pandora-kernel.git

Change dmapool free block management

Use a list of free blocks within a page instead of using a bitmap.
Update documentation to reflect this.  As well as being a slight
reduction in memory allocation, locked ops and lines of code, it speeds
up a transaction processing benchmark by 0.4%.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
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