Re: [Qemu-devel] [PATCH v2 00/10] virtio/vring: optimization patches

["Gonglei (Arei)" <arei.gonglei@huawei.com>]

> -----Original Message-----
> From: qemu-devel-bounces+arei.gonglei=huawei.com@nongnu.org
> [mailto:qemu-devel-bounces+arei.gonglei=huawei.com@nongnu.org] On
> Behalf Of Paolo Bonzini
> Sent: Sunday, January 31, 2016 6:29 PM
> To: qemu-devel@nongnu.org
> Cc: cornelia.huck@de.ibm.com; mst@redhat.com
> Subject: [Qemu-devel] [PATCH v2 00/10] virtio/vring: optimization patches
> 
> This includes two optimization of virtio:
> 
> - "slimming down" VirtQueueElements by not including room for
>   1024 buffers.  This makes malloc much faster.
> 
> - optimizations to limit the number of address_space_translate
>   calls in virtio.c, from Vincenzo and myself.
> 
> Thanks,
> 
> Paolo
> 
> v1->v2: improved commit messages [Conny]
>         add assertions on sz [Conny]
>         change bools from 1 and 0 to "true" and "false" [Conny]
>         update shadow avail_idx in virtio_queue_set_last_avail_idx [Michael]
>         collect Reviewed-by
> 
> Paolo Bonzini (7):
>   virtio: move VirtQueueElement at the beginning of the structs
>   virtio: move allocation to virtqueue_pop/vring_pop
>   virtio: introduce qemu_get/put_virtqueue_element
>   virtio: introduce virtqueue_alloc_element
>   virtio: slim down allocation of VirtQueueElements
>   vring: slim down allocation of VirtQueueElements
>   virtio: combine the read of a descriptor
> 
> Vincenzo Maffione (3):
>   virtio: cache used_idx in a VirtQueue field
>   virtio: read avail_idx from VQ only when necessary
>   virtio: combine write of an entry into used ring
> 
>  hw/9pfs/9p.c                        |   2 +-
>  hw/9pfs/virtio-9p-device.c          |  17 +-
>  hw/9pfs/virtio-9p.h                 |   2 +-
>  hw/block/dataplane/virtio-blk.c     |  11 +-
>  hw/block/virtio-blk.c               |  23 +--
>  hw/char/virtio-serial-bus.c         |  78 +++++----
>  hw/display/virtio-gpu.c             |  25 ++-
>  hw/input/virtio-input.c             |  24 ++-
>  hw/net/virtio-net.c                 |  69 +++++---
>  hw/scsi/virtio-scsi-dataplane.c     |  15 +-
>  hw/scsi/virtio-scsi.c               |  26 ++-
>  hw/virtio/dataplane/vring.c         |  62 ++++---
>  hw/virtio/virtio-balloon.c          |  22 ++-
>  hw/virtio/virtio-rng.c              |  10 +-
>  hw/virtio/virtio.c                  | 340
> +++++++++++++++++++++++++-----------
>  include/hw/virtio/dataplane/vring.h |   2 +-
>  include/hw/virtio/virtio-balloon.h  |   2 +-
>  include/hw/virtio/virtio-blk.h      |   5 +-
>  include/hw/virtio/virtio-net.h      |   2 +-
>  include/hw/virtio/virtio-scsi.h     |  15 +-
>  include/hw/virtio/virtio-serial.h   |   2 +-
>  include/hw/virtio/virtio.h          |  13 +-
>  22 files changed, 486 insertions(+), 281 deletions(-)
> 
> --
> 2.5.0
> 

For patch 7,8,9,10:

 Tested-by: Gonglei <arei.gonglei@huawei.com>

Regards,
-Gonglei