[linux-pm] [PATCH] hibernation should work ok with memory hotplug
Rafael J. Wysocki
rjw at sisk.pl
Wed Oct 29 05:25:00 PDT 2008
On Wednesday, 29 of October 2008, Pavel Machek wrote:
>
> hibernation + memory hotplug was disabled in kconfig because we could
> not handle hibernation + sparse mem at some point. It seems to work
> now, so I guess we can enable it.
OK, if "it seems to work now" means that it has been tested and confirmed to
work, no objection from me.
Thanks,
Rafael
> Signed-off-by: Pavel Machek <pavel at suse.cz>
>
>
> diff -ur linux/mm/Kconfig linux.tmp/mm/Kconfig
> --- linux/mm/Kconfig 2008-10-27 10:10:59.000000000 +0100
> +++ linux.tmp/mm/Kconfig 2008-10-29 10:02:41.000000000 +0100
> @@ -128,12 +128,9 @@
> config MEMORY_HOTPLUG
> bool "Allow for memory hot-add"
> depends on SPARSEMEM || X86_64_ACPI_NUMA
> - depends on HOTPLUG && !HIBERNATION && ARCH_ENABLE_MEMORY_HOTPLUG
> + depends on HOTPLUG && ARCH_ENABLE_MEMORY_HOTPLUG
> depends on (IA64 || X86 || PPC64 || SUPERH || S390)
>
> -comment "Memory hotplug is currently incompatible with Software Suspend"
> - depends on SPARSEMEM && HOTPLUG && HIBERNATION
> -
> config MEMORY_HOTPLUG_SPARSE
> def_bool y
> depends on SPARSEMEM && MEMORY_HOTPLUG
>
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