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authorLai Jiangshan <laijs@cn.fujitsu.com>2014-12-24 10:55:28 +0100
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-01-06 20:01:17 +0100
commit5a43b88e98eaca88fa12abcacd0000adc879dd2c (patch)
tree30c169195f7a65c68256e43fecd2d12b0149c0b5 /init
parentrcu: Fix rcu_barrier() race that could result in too-short wait (diff)
downloadlinux-5a43b88e98eaca88fa12abcacd0000adc879dd2c.tar.xz
linux-5a43b88e98eaca88fa12abcacd0000adc879dd2c.zip
rcu: Remove "select IRQ_WORK" from config TREE_RCU
The 48a7639ce80c ("rcu: Make callers awaken grace-period kthread") removed the irq_work_queue(), so the TREE_RCU doesn't need irq work any more. This commit therefore updates RCU's Kconfig and Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'init')
-rw-r--r--init/Kconfig2
1 files changed, 0 insertions, 2 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 9afb971497f4..39b4313c6ca6 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -470,7 +470,6 @@ choice
config TREE_RCU
bool "Tree-based hierarchical RCU"
depends on !PREEMPT && SMP
- select IRQ_WORK
help
This option selects the RCU implementation that is
designed for very large SMP system with hundreds or
@@ -480,7 +479,6 @@ config TREE_RCU
config PREEMPT_RCU
bool "Preemptible tree-based hierarchical RCU"
depends on PREEMPT
- select IRQ_WORK
help
This option selects the RCU implementation that is
designed for very large SMP systems with hundreds or