diff options
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r-- | lib/Kconfig.debug | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 935248bdbc47..930a9e5eae08 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug | |||
@@ -512,6 +512,18 @@ config PROVE_RCU | |||
512 | 512 | ||
513 | Say N if you are unsure. | 513 | Say N if you are unsure. |
514 | 514 | ||
515 | config PROVE_RCU_REPEATEDLY | ||
516 | bool "RCU debugging: don't disable PROVE_RCU on first splat" | ||
517 | depends on PROVE_RCU | ||
518 | default n | ||
519 | help | ||
520 | By itself, PROVE_RCU will disable checking upon issuing the | ||
521 | first warning (or "splat"). This feature prevents such | ||
522 | disabling, allowing multiple RCU-lockdep warnings to be printed | ||
523 | on a single reboot. | ||
524 | |||
525 | Say N if you are unsure. | ||
526 | |||
515 | config LOCKDEP | 527 | config LOCKDEP |
516 | bool | 528 | bool |
517 | depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT | 529 | depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT |
@@ -793,7 +805,7 @@ config RCU_CPU_STALL_DETECTOR | |||
793 | config RCU_CPU_STALL_VERBOSE | 805 | config RCU_CPU_STALL_VERBOSE |
794 | bool "Print additional per-task information for RCU_CPU_STALL_DETECTOR" | 806 | bool "Print additional per-task information for RCU_CPU_STALL_DETECTOR" |
795 | depends on RCU_CPU_STALL_DETECTOR && TREE_PREEMPT_RCU | 807 | depends on RCU_CPU_STALL_DETECTOR && TREE_PREEMPT_RCU |
796 | default n | 808 | default y |
797 | help | 809 | help |
798 | This option causes RCU to printk detailed per-task information | 810 | This option causes RCU to printk detailed per-task information |
799 | for any tasks that are stalling the current RCU grace period. | 811 | for any tasks that are stalling the current RCU grace period. |