Messages in this thread | | | Date | Thu, 17 Mar 2011 18:50:13 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 1/2 v2] watchdog, nmi: Allow hardlockup to panic by default |
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On Mon, 7 Mar 2011 16:37:39 -0500 Don Zickus <dzickus@redhat.com> wrote:
> Add a Kconfig option to allow users to set the hardlockup to panic > by default. Also add in a 'nmi_watchdog=nopanic' to override this. >
Changelog forgot to tell us "why".
> Format: [state][,regs][,debounce][,die] > > nmi_watchdog= [KNL,BUGS=X86] Debugging features for SMP kernels > - Format: [panic,][num] > + Format: [panic,][nopanic,][num]
It would be better to support panic=[0|1], if that can be simply done in a back-compatible fashion.
> static int __init hardlockup_panic_setup(char *str) > { > if (!strncmp(str, "panic", 5)) > hardlockup_panic = 1; > + else if (!strncmp(str, "nopanic", 5))
s/5/7/
> + hardlockup_panic = 0; > else if (!strncmp(str, "0", 1)) > watchdog_enabled = 0; > return 1;
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