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...gt; Cc: Michael S. Tsirkin <mst at redhat.com> --- include/linux/mm.h | 2 ++ include/linux/poison.h | 7 ------- mm/page_poison.c | 24 ++++++++++++++++++++++++ 3 files changed, 26 insertions(+), 7 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index 1c77d88..d95e5d3 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2469,11 +2469,13 @@ extern int apply_to_page_range(struct mm_struct *mm, unsigned long address, extern bool page_poisoning_enabled(void); extern void kernel_poison_pages(struct page *page, int numpages, int enable); extern bool page_is...

This patch series is separated from the previous "Virtio-balloon Enhancement" series. The new feature, VIRTIO_BALLOON_F_FREE_PAGE_HINT, implemented by this series enables the virtio-balloon driver to report hints of guest free pages to the host. It can be used to accelerate live migration of VMs. Here is an introduction of this usage: Live migration needs to transfer the VM's

This patch series is separated from the previous "Virtio-balloon Enhancement" series. The new feature, VIRTIO_BALLOON_F_FREE_PAGE_HINT, implemented by this series enables the virtio-balloon driver to report hints of guest free pages to the host. It can be used to accelerate live migration of VMs. Here is an introduction of this usage: Live migration needs to transfer the VM's