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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-06-11 15:22:43 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-07-17 14:58:44 -0700 |
| commit | 75c27f119b6475d95374bdad872c6938b5c26196 (patch) | |
| tree | 2237d56548ca07707fe743a662e693b4cf3f429b /lib/Kconfig.debug | |
| parent | 9b683874504a57cfa97558d403c75e286e20c9ce (diff) | |
| download | linux-75c27f119b6475d95374bdad872c6938b5c26196.tar.gz linux-75c27f119b6475d95374bdad872c6938b5c26196.tar.bz2 linux-75c27f119b6475d95374bdad872c6938b5c26196.zip | |
rcu: Remove CONFIG_RCU_CPU_STALL_INFO
The CONFIG_RCU_CPU_STALL_INFO has been default-y for a couple of
releases with no complaints, so it is time to eliminate this Kconfig
option entirely, so that the long-form RCU CPU stall warnings cannot
be disabled. This commit does just that.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index e2894b23efb6..8a34205d6922 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1353,20 +1353,6 @@ config RCU_CPU_STALL_TIMEOUT RCU grace period persists, additional CPU stall warnings are printed at more widely spaced intervals. -config RCU_CPU_STALL_INFO - bool "Print additional diagnostics on RCU CPU stall" - depends on (TREE_RCU || PREEMPT_RCU) && DEBUG_KERNEL - default y - help - For each stalled CPU that is aware of the current RCU grace - period, print out additional per-CPU diagnostic information - regarding scheduling-clock ticks, idle state, and, - for RCU_FAST_NO_HZ kernels, idle-entry state. - - Say N if you are unsure. - - Say Y if you want to enable such diagnostics. - config RCU_TRACE bool "Enable tracing for RCU" depends on DEBUG_KERNEL |