From: Jiri Pirko <jpirko@redhat.com>
Date: Tue, 14 Apr 2009 15:33:57 +0000 (+0200)
Subject: rculist.h: introduce list_entry_rcu() and list_first_entry_rcu()
X-Git-Tag: v2.6.31-rc1~404^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=72c6a9870f901045f2464c3dc6ee8914bfdc07aa;p=pandora-kernel.git

rculist.h: introduce list_entry_rcu() and list_first_entry_rcu()

I've run into the situation where I need to use list_first_entry with
rcu-guarded list. This patch introduces this.

Also simplify list_for_each_entry_rcu() to use new list_entry_rcu()
instead of list_entry().

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Reviewed-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: dipankar@in.ibm.com
LKML-Reference: <20090414153356.GC3999@psychotron.englab.brq.redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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