Re: [PATCH] lockup detector: CONFIG_DETECT_SOFTLOCKUP no longerexists

From: Frederic Weisbecker
Date: Tue Jul 05 2011 - 09:52:08 EST


On Tue, Jul 05, 2011 at 01:32:40PM +1000, Anton Blanchard wrote:
>
> Replace CONFIG_DETECT_SOFTLOCKUP with CONFIG_LOCKUP_DETECTOR.
>
> Signed-off-by: Anton Blanchard <anton@xxxxxxxxx>

Acked-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>

> ---
>
> Index: linux-2.6-work/lib/Kconfig.debug
> ===================================================================
> --- linux-2.6-work.orig/lib/Kconfig.debug 2011-07-05 12:47:23.728166985 +1000
> +++ linux-2.6-work/lib/Kconfig.debug 2011-07-05 12:47:40.478462898 +1000
> @@ -227,7 +227,7 @@ config BOOTPARAM_SOFTLOCKUP_PANIC_VALUE
> config DETECT_HUNG_TASK
> bool "Detect Hung Tasks"
> depends on DEBUG_KERNEL
> - default DETECT_SOFTLOCKUP
> + default LOCKUP_DETECTOR
> help
> Say Y here to enable the kernel to detect "hung tasks",
> which are bugs that cause the task to be stuck in
> @@ -866,7 +866,7 @@ config BOOT_PRINTK_DELAY
> system, and then set "lpj=M" before setting "boot_delay=N".
> NOTE: Using this option may adversely affect SMP systems.
> I.e., processors other than the first one may not boot up.
> - BOOT_PRINTK_DELAY also may cause DETECT_SOFTLOCKUP to detect
> + BOOT_PRINTK_DELAY also may cause LOCKUP_DETECTOR to detect
> what it believes to be lockup conditions.
>
> config RCU_TORTURE_TEST
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