Re: [PATCH v37 1/3] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT

2018-12-28 Thread Christian Borntraeger
On 28.12.2018 04:12, Wei Wang wrote: > On 12/27/2018 08:03 PM, Christian Borntraeger wrote: >> On 27.08.2018 03:32, Wei Wang wrote: >>>   static int init_vqs(struct virtio_balloon *vb) >>>   { >>> -    struct virtqueue *vqs[3]; >>> -    vq_callback_t *callbacks[] = { balloon_ack, balloon_ack, st

Re: [PATCH v37 1/3] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT

2018-12-27 Thread Wei Wang
On 12/27/2018 08:03 PM, Christian Borntraeger wrote: On 27.08.2018 03:32, Wei Wang wrote: static int init_vqs(struct virtio_balloon *vb) { - struct virtqueue *vqs[3]; - vq_callback_t *callbacks[] = { balloon_ack, balloon_ack, stats_request }; - static const char * const na

Re: [PATCH v37 1/3] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT

2018-12-27 Thread Christian Borntraeger
On 27.08.2018 03:32, Wei Wang wrote: > static int init_vqs(struct virtio_balloon *vb) > { > - struct virtqueue *vqs[3]; > - vq_callback_t *callbacks[] = { balloon_ack, balloon_ack, stats_request > }; > - static const char * const names[] = { "inflate", "deflate", "stats" }; > - i

[PATCH v37 1/3] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT

2018-08-26 Thread Wei Wang
Negotiation of the VIRTIO_BALLOON_F_FREE_PAGE_HINT feature indicates the support of reporting hints of guest free pages to host via virtio-balloon. Currenlty, only free page blocks of MAX_ORDER - 1 are reported. They are obtained one by one from the mm free list via the regular allocation function.