Messages in this thread | | | Subject | Re: [PATCH v2 2/2] kasan: fix memory hotplug during boot | From | Andrey Ryabinin <> | Date | Tue, 22 May 2018 22:50:12 +0300 |
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On 05/22/2018 07:36 PM, David Hildenbrand wrote: > On 22.05.2018 18:26, Andrey Ryabinin wrote: >> >> >> On 05/22/2018 01:07 PM, David Hildenbrand wrote: >>> Using module_init() is wrong. E.g. ACPI adds and onlines memory before >>> our memory notifier gets registered. >>> >>> This makes sure that ACPI memory detected during boot up will not >>> result in a kernel crash. >>> >>> Easily reproducable with QEMU, just specify a DIMM when starting up. >> >> reproducible >>> >>> Signed-off-by: David Hildenbrand <david@redhat.com> >>> --- >> >> Fixes: fa69b5989bb0 ("mm/kasan: add support for memory hotplug") >> Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com> >> Cc: <stable@vger.kernel.org> > > Think this even dates back to: > > 786a8959912e ("kasan: disable memory hotplug") >
Indeed.
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