From: Nick Piggin <npiggin@suse.de>
Date: Tue, 6 Jan 2009 22:39:19 +0000 (-0800)
Subject: mm: vmalloc use mutex for purge
X-Git-Tag: v2.6.29-rc1~465
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e97a630eb0f5b8b380fd67504de6cedebb489003;p=pandora-kernel.git

mm: vmalloc use mutex for purge

The vmalloc purge lock can be a mutex so we can sleep while a purge is
going on (purge involves a global kernel TLB invalidate, so it can take
quite a while).

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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