mm/page_poison: expose page_poisoning_enabled to kernel modules

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In some usages, e.g. virtio-balloon, a kernel module needs to know if
page poisoning is in use. This patch exposes the page_poisoning_enabled
function to kernel modules.

Signed-off-by: Wei Wang <wei.w.wang@intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

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Wei Wang 2018-08-27 09:32:18 +08:00 • committed by Michael S. Tsirkin

parent 86a559787e

commit d95f58f4a6

1 changed files with 6 additions and 0 deletions

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mm/page_poison.c

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