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Message-ID: <4977CFFE.2020405@cn.fujitsu.com>
Date: Thu, 22 Jan 2009 09:46:38 +0800
From: Lai Jiangshan <laijs@...fujitsu.com>
To: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
Ingo Molnar <mingo@...e.hu>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH] rcu: remove duplicate CONFIG_RCU_CPU_STALL_DETECTOR
Impact: remove the old CONFIG_RCU_CPU_STALL_DETECTOR
tree_rcu introduce CONFIG_RCU_CPU_STALL_DETECTOR again.
These two are the same exactly except:
the old one "depends on CLASSIC_RCU"
the new one "depends on CLASSIC_RCU || TREE_RCU"
This patch remove the old one.
Signed-off-by: Lai Jiangshan <laijs@...fujitsu.com>
---
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 4c9ae60..e770e85 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -633,19 +633,6 @@ config RCU_TORTURE_TEST_RUNNABLE
config RCU_CPU_STALL_DETECTOR
bool "Check for stalled CPUs delaying RCU grace periods"
- depends on CLASSIC_RCU
- default n
- help
- This option causes RCU to printk information on which
- CPUs are delaying the current grace period, but only when
- the grace period extends for excessive time periods.
-
- Say Y if you want RCU to perform such checks.
-
- Say N if you are unsure.
-
-config RCU_CPU_STALL_DETECTOR
- bool "Check for stalled CPUs delaying RCU grace periods"
depends on CLASSIC_RCU || TREE_RCU
default n
help
--
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