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authorJan Stancek <jstancek@redhat.com>2017-12-01 10:50:28 +0100
committerMichael S. Tsirkin <mst@redhat.com>2017-12-01 16:55:45 +0200
commitd9e427f6ab8142d6868eb719e6a7851aafea56b6 (patch)
tree1b3ad23a6cab1524eea800de336efc0f6bd9d277 /include
parente60ea67bb60459b95a50a156296041a13e0e380e (diff)
virtio_balloon: fix increment of vb->num_pfns in fill_balloon()
commit c7cdff0e8647 ("virtio_balloon: fix deadlock on OOM") changed code to increment vb->num_pfns before call to set_page_pfns(), which used to happen only after. This patch fixes boot hang for me on ppc64le KVM guests. Fixes: c7cdff0e8647 ("virtio_balloon: fix deadlock on OOM") Cc: Michael S. Tsirkin <mst@redhat.com> Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Cc: Michal Hocko <mhocko@suse.com> Cc: Wei Wang <wei.w.wang@intel.com> Cc: stable@vger.kernel.org Signed-off-by: Jan Stancek <jstancek@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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