diff options
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index cb66a4648840..b06848a104e6 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1538,30 +1538,6 @@ config NOTIFIER_ERROR_INJECTION Say N if unsure. -config CPU_NOTIFIER_ERROR_INJECT - tristate "CPU notifier error injection module" - depends on HOTPLUG_CPU && NOTIFIER_ERROR_INJECTION - help - This option provides a kernel module that can be used to test - the error handling of the cpu notifiers by injecting artificial - errors to CPU notifier chain callbacks. It is controlled through - debugfs interface under /sys/kernel/debug/notifier-error-inject/cpu - - If the notifier call chain should be failed with some events - notified, write the error code to "actions/<notifier event>/error". - - Example: Inject CPU offline error (-1 == -EPERM) - - # cd /sys/kernel/debug/notifier-error-inject/cpu - # echo -1 > actions/CPU_DOWN_PREPARE/error - # echo 0 > /sys/devices/system/cpu/cpu1/online - bash: echo: write error: Operation not permitted - - To compile this code as a module, choose M here: the module will - be called cpu-notifier-error-inject. - - If unsure, say N. - config PM_NOTIFIER_ERROR_INJECT tristate "PM notifier error injection module" depends on PM && NOTIFIER_ERROR_INJECTION |