From: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Date: Fri, 9 Aug 2013 01:27:52 +0000 (-0700)
Subject: rcu: Improve grace-period start logic
X-Git-Tag: omap-for-v3.13/fixes-for-merge-window-take2~44^2^2~2^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f7be82093952ee4a74ffc8c729b2811f908cd9a4;p=pandora-kernel.git

rcu: Improve grace-period start logic

This commit improves grace-period start logic by checking ->gp_flags
under the lock and by issuing a warning if a grace period is already
in progress.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
---

Reading git-diff-tree failed