Messages in this thread Patch in this message | | | From | David Hildenbrand <> | Subject | [PATCH v1 2/2] kasan: fix memory hotplug during boot | Date | Tue, 22 May 2018 11:55:15 +0200 |
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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.
Signed-off-by: David Hildenbrand <david@redhat.com> --- mm/kasan/kasan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/kasan/kasan.c b/mm/kasan/kasan.c index 8baefe1a674b..04b60d2b607c 100644 --- a/mm/kasan/kasan.c +++ b/mm/kasan/kasan.c @@ -892,5 +892,5 @@ static int __init kasan_memhotplug_init(void) return 0; } -module_init(kasan_memhotplug_init); +core_initcall(kasan_memhotplug_init); #endif -- 2.17.0
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