From: Dan Williams Date: Tue, 14 Jul 2009 18:48:22 +0000 (-0700) Subject: md/raid6: move the spare page to a percpu allocation X-Git-Tag: v2.6.32-rc1~60^2^2~14^2~12 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=36d1c6476be51101778882897b315bd928c8c7b5;p=pandora-kernel.git md/raid6: move the spare page to a percpu allocation In preparation for asynchronous handling of raid6 operations move the spare page to a percpu allocation to allow multiple simultaneous synchronous raid6 recovery operations. Make this allocation cpu hotplug aware to maximize allocation efficiency. Signed-off-by: Dan Williams --- Reading git-diff-tree failed