From: Paul E. McKenney Date: Mon, 10 Nov 2014 16:07:08 +0000 (-0800) Subject: rcu: Don't bother affinitying rcub kthreads away from offline CPUs X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~166^2^2^3~4 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5d0b024973027556b48a09bb36b55dc853ec7c6e;p=pandora-kernel.git rcu: Don't bother affinitying rcub kthreads away from offline CPUs When rcu_boost_kthread_setaffinity() sees that all CPUs for a given rcu_node structure are now offline, it affinities the corresponding RCU-boost ("rcub") kthread away from those CPUs. This is pointless because the kthread cannot run on those offline CPUs in any case. This commit therefore removes this unneeded code. Signed-off-by: Paul E. McKenney --- Reading git-diff-tree failed