From 212c48104d0f5ec6e959fa883002a65413daf053 Mon Sep 17 00:00:00 2001 From: Frederic Weisbecker Date: Thu, 11 Oct 2012 01:48:28 +0200 Subject: [PATCH] --- yaml --- r: 333859 b: refs/heads/master c: d677124b1fc3b2706a13e92f1b329f1ac77e5f20 h: refs/heads/master i: 333857: 75f9a13f8aac9ca758c03e148f441a598adab4b5 333855: 88ced7231956a3dd7a081a33f41c2950452043af v: v3 --- [refs] | 2 +- trunk/init/Kconfig | 12 ++++++++++++ 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/[refs] b/[refs] index 9624ee75d30a..d2f436f769e0 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: a4fbe35a124526e6759be07bd9c7ea796ba1e00d +refs/heads/master: d677124b1fc3b2706a13e92f1b329f1ac77e5f20 diff --git a/trunk/init/Kconfig b/trunk/init/Kconfig index c26b8a1d2b57..89093e178c27 100644 --- a/trunk/init/Kconfig +++ b/trunk/init/Kconfig @@ -451,6 +451,12 @@ config RCU_USER_QS excluded from the global RCU state machine and thus doesn't to keep the timer tick on for RCU. + Unless you want to hack and help the development of the full + tickless feature, you shouldn't enable this option. It adds + unnecessary overhead. + + If unsure say N + config RCU_USER_QS_FORCE bool "Force userspace extended QS by default" depends on RCU_USER_QS @@ -459,6 +465,12 @@ config RCU_USER_QS_FORCE test this feature that treats userspace as an extended quiescent state until we have a real user like a full adaptive nohz option. + Unless you want to hack and help the development of the full + tickless feature, you shouldn't enable this option. It adds + unnecessary overhead. + + If unsure say N + config RCU_FANOUT int "Tree-based hierarchical RCU fanout value" range 2 64 if 64BIT