The patch titled Subject: kasan: free allocated shadow memory on MEM_CANCEL_ONLINE has been added to the -mm tree. Its filename is kasan-free-allocated-shadow-memory-on-mem_cancel_online.patch
This patch should soon appear at http://ozlabs.org/~akpm/mmots/broken-out/kasan-free-allocated-shadow-memory-... and later at http://ozlabs.org/~akpm/mmotm/broken-out/kasan-free-allocated-shadow-memory-...
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------------------------------------------------------ From: David Hildenbrand david@redhat.com Subject: kasan: free allocated shadow memory on MEM_CANCEL_ONLINE
We have to free memory again when we cancel onlining, otherwise a later onlining attempt will fail.
Link: http://lkml.kernel.org/r/20180522100756.18478-2-david@redhat.com Fixes: fa69b5989bb0 ("mm/kasan: add support for memory hotplug") Signed-off-by: David Hildenbrand david@redhat.com Acked-by: Andrey Ryabinin aryabinin@virtuozzo.com Cc: Alexander Potapenko glider@google.com Cc: Dmitry Vyukov dvyukov@google.com Cc: stable@vger.kernel.org Signed-off-by: Andrew Morton akpm@linux-foundation.org ---
mm/kasan/kasan.c | 1 + 1 file changed, 1 insertion(+)
diff -puN mm/kasan/kasan.c~kasan-free-allocated-shadow-memory-on-mem_cancel_online mm/kasan/kasan.c --- a/mm/kasan/kasan.c~kasan-free-allocated-shadow-memory-on-mem_cancel_online +++ a/mm/kasan/kasan.c @@ -867,6 +867,7 @@ static int __meminit kasan_mem_notifier( kmemleak_ignore(ret); return NOTIFY_OK; } + case MEM_CANCEL_ONLINE: case MEM_OFFLINE: { struct vm_struct *vm;
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Patches currently in -mm which might be from david@redhat.com are
kasan-free-allocated-shadow-memory-on-mem_cancel_online.patch kasan-fix-memory-hotplug-during-boot.patch