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Re: [Qemu-devel] [PATCH QEMU 3/5] virtio-balloon: Add a new feature to b
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH QEMU 3/5] virtio-balloon: Add a new feature to balloon device |
Date: |
Tue, 19 Apr 2016 19:32:33 +0300 |
On Tue, Apr 19, 2016 at 10:20:41PM +0800, Liang Li wrote:
> + if (s->req_status == REQ_INIT) {
> + s->free_page_bmap = bitmap;
> + if (elem == NULL || !elem->in_num) {
> + elem = virtqueue_pop(s->fvq, sizeof(VirtQueueElement));
> + if (!elem) {
> + return FREE_PAGE_ERROR;
> + }
> + s->free_page_vq_elem = elem;
> + }
> + s->free_page_req.param = drop_cache_ctl;
Dropping cache should probably be a separate request -
seems independently useful.
--
MST
- [Qemu-devel] [PATCH QEMU 0/5] spee up live migration by skipping free pages, Liang Li, 2016/04/19
- [Qemu-devel] [PATCH QEMU 1/5] bitmap: Add a new bitmap_move function, Liang Li, 2016/04/19
- [Qemu-devel] [PATCH QEMU 2/5] kvm: Add two new arch specific functions, Liang Li, 2016/04/19
- [Qemu-devel] [PATCH QEMU 3/5] virtio-balloon: Add a new feature to balloon device, Liang Li, 2016/04/19
- Re: [Qemu-devel] [PATCH QEMU 3/5] virtio-balloon: Add a new feature to balloon device,
Michael S. Tsirkin <=
- [Qemu-devel] [PATCH QEMU 4/5] migration: filter out free pages during live migration, Liang Li, 2016/04/19
- [Qemu-devel] [PATCH QEMU 5/5] migration: Add the interface for cache drop control, Liang Li, 2016/04/19
- Re: [Qemu-devel] [PATCH QEMU 0/5] spee up live migration by skipping free pages, Alexander Graf, 2016/04/19