From: Nick Piggin <npiggin@kernel.dk>
Date: Fri, 7 Jan 2011 06:49:33 +0000 (+1100)
Subject: fs: dcache scale d_unhashed
X-Git-Tag: v2.6.38-rc1~468^2~38
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=da5029563a0a026c64821b09e8e7b4fd81d3fe1b;p=pandora-kernel.git

fs: dcache scale d_unhashed

Protect d_unhashed(dentry) condition with d_lock. This means keeping
DCACHE_UNHASHED bit in synch with hash manipulations.

Signed-off-by: Nick Piggin <npiggin@kernel.dk>
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