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rcu: Move RCU_TRACE to lib/Kconfig.debug 

The RCU_TRACE kernel parameter has always been intended for debugging,
not for production use.  Formalize this by moving RCU_TRACE from
init/Kconfig to lib/Kconfig.debug.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Paul E. McKenney 2012-01-06 15:10:44 -08:00 committed by Paul E. McKenney
parent 486e259340
commit 5c8806a037
2 changed files with 10 additions and 9 deletions
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9
init/Kconfig
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@ -438,15 +438,6 @@ config PREEMPT_RCU
This option enables preemptible-RCU code that is common between
the TREE_PREEMPT_RCU and TINY_PREEMPT_RCU implementations.
config RCU_TRACE
bool "Enable tracing for RCU"
help
This option provides tracing in RCU which presents stats
in debugfs for debugging RCU implementation.
Say Y here if you want to enable RCU tracing
Say N if you are unsure.
config RCU_FANOUT
int "Tree-based hierarchical RCU fanout value"
range 2 64 if 64BIT

10
lib/Kconfig.debug
View File

@ -927,6 +927,16 @@ config RCU_CPU_STALL_VERBOSE
Say Y if you want to enable such checks.
config RCU_TRACE
bool "Enable tracing for RCU"
depends on DEBUG_KERNEL
help
This option provides tracing in RCU which presents stats
in debugfs for debugging RCU implementation.
Say Y here if you want to enable RCU tracing
Say N if you are unsure.
config KPROBES_SANITY_TEST
bool "Kprobes sanity tests"
depends on DEBUG_KERNEL