From: Simon Horman <horms@verge.net.au>
Date: Wed, 22 May 2013 05:50:32 +0000 (+0900)
Subject: ipvs: use cond_resched_rcu() helper when walking connections
X-Git-Tag: v3.11-rc1~16^2~172^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a38e5e230e3f4e7bc9195d3e7a81567c888257ca;p=pandora-kernel.git

ipvs: use cond_resched_rcu() helper when walking connections

This avoids the situation where walking of a large number of connections
may prevent scheduling for a long time while also avoiding excessive
calls to rcu_read_unlock() and rcu_read_lock().

Note that in the case of !CONFIG_PREEMPT_RCU this will
add a call to cond_resched().

Signed-off-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---

Reading git-diff-tree failed