Messages in this thread | | | Date | Wed, 22 Mar 2006 10:27:17 -0800 | From | Ashok Raj <> | Subject | Re: Linux v2.6.16 |
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On Wed, Mar 22, 2006 at 07:11:05PM +0100, Rafael J. Wysocki wrote: > > It might help to explain why this would break your swsusp with SMP work? > > On SMP systems swsusp (suspend in general, AFAICT) uses the disable_nonboot_cpus() > function defined in kernel/power/smp.c, which calls cpu_down() that is only > defined if CONFIG_HOTPLUG_CPU is set. We can't suspend and resume SMP systems > reliably without it. > I understand the needs of swsusp, but no one took away CONFIG_HOTPLUG_CPU away... just that you need to also enable CONFIG_GENERICARCH to get it to work reliably, and not see that printk... nothing else..
Iam still confused why you think swsusp wont work...
with that patch, try
CONFIG_X86_PC=n CONFIG_GENERICARCH=y CONFIG_HOTPLUG_CPU=y ...
<whatever swssusp needs>=y
and see if thinks work out for you?
-- Cheers, Ashok Raj - Open Source Technology Center - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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