From: Nick Piggin <npiggin@kernel.dk>
Date: Fri, 7 Jan 2011 06:50:03 +0000 (+1100)
Subject: kernel: add bl_list
X-Git-Tag: v2.6.38-rc1~468^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4e35e6070b1ceed89c3bba2af4216c286fb1dafd;p=pandora-kernel.git

kernel: add bl_list

Introduce a type of hlist that can support the use of the lowest bit in the
hlist_head. This will be subsequently used to implement per-bucket bit spinlock
for inode and dentry hashes, and may be useful in other cases such as network
hashes.

Reviewed-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Nick Piggin <npiggin@kernel.dk>
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