Displaying 3 results from an estimated 3 matches for "num_hint".
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num_hints
2018 Jun 15
0
[PATCH v33 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
...uct virtqueue *vq;
+ struct virtio_balloon_free_page_hints *hints;
+ struct scatterlist sg;
+ uint32_t hdr_size, avail_entries, added_entries;
+
+ vb = container_of(work, struct virtio_balloon, report_free_page_work);
+ vq = vb->free_page_vq;
+ hints = vb->hints;
+ hdr_size = sizeof(hints->num_hints) + sizeof(hints->size);
+ avail_entries = (FREE_PAGE_HINT_MEM_SIZE - hdr_size) / sizeof(__le64);
+
+ added_entries = get_from_free_page_list(MAX_ORDER - 1, hints->buf,
+ avail_entries);
+ hints->num_hints = cpu_to_le32(added_entries);
+ hints->size = cpu_to_le32((1 << (MAX_O...
2018 Jun 15
10
[PATCH v33 0/4] Virtio-balloon: support free page reporting
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
2018 Jun 15
10
[PATCH v33 0/4] Virtio-balloon: support free page reporting
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