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Re: [Qemu-devel] [PATCH v2 0/4] virtio-blk: fix issues with unified virt
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH v2 0/4] virtio-blk: fix issues with unified virtio-blk request handling |
Date: |
Wed, 9 Jul 2014 09:56:21 +0200 |
On Tue, Jul 8, 2014 at 5:14 PM, Kevin Wolf <address@hidden> wrote:
> Am 08.07.2014 um 16:43 hat Stefan Hajnoczi geschrieben:
>> On Tue, Jul 1, 2014 at 5:25 PM, Stefan Hajnoczi <address@hidden> wrote:
>> > This series fixes issues recently introduced when unifying virtio-blk
>> > dataplane's request handling with non-dataplane virtio-blk.
>> >
>> > The problems include broken memory allocation for dataplane requests and a
>> > performance regression for non-dataplane. See the patches for details.
>> >
>> > Stefan Hajnoczi (4):
>> > virtio-blk: avoid dataplane VirtIOBlockReq early free
>> > dataplane: do not free VirtQueueElement in vring_push()
>> > virtio-blk: avoid g_slice_new0() for VirtIOBlockReq and
>> > VirtQueueElement
>> > virtio-blk: embed VirtQueueElement in VirtIOBlockReq
>> >
>> > hw/block/dataplane/virtio-blk.c | 30 +++++++++++-----------
>> > hw/block/virtio-blk.c | 50
>> > ++++++++++++++++++-------------------
>> > hw/virtio/dataplane/vring.c | 22 ++++++----------
>> > include/hw/virtio/dataplane/vring.h | 3 +--
>> > include/hw/virtio/virtio-blk.h | 6 ++++-
>> > 5 files changed, 53 insertions(+), 58 deletions(-)
>>
>> Hi Kevin,
>> Please include this series in your block pull request. I missed it
>> last week and it's needed to fix dataplane in QEMU 2.1.
>
> Patch 4 doesn't seem to apply any more. Can you rebase (and include the
> Tested-by tags of Christian)?
Ok.
Stefan
- [Qemu-devel] [PATCH v2 0/4] virtio-blk: fix issues with unified virtio-blk request handling, Stefan Hajnoczi, 2014/07/01
- [Qemu-devel] [PATCH v2 1/4] virtio-blk: avoid dataplane VirtIOBlockReq early free, Stefan Hajnoczi, 2014/07/01
- [Qemu-devel] [PATCH v2 2/4] dataplane: do not free VirtQueueElement in vring_push(), Stefan Hajnoczi, 2014/07/01
- [Qemu-devel] [PATCH v2 3/4] virtio-blk: avoid g_slice_new0() for VirtIOBlockReq and VirtQueueElement, Stefan Hajnoczi, 2014/07/01
- [Qemu-devel] [PATCH v2 4/4] virtio-blk: embed VirtQueueElement in VirtIOBlockReq, Stefan Hajnoczi, 2014/07/01
- Re: [Qemu-devel] [PATCH v2 0/4] virtio-blk: fix issues with unified virtio-blk request handling, Christian Borntraeger, 2014/07/02
- Re: [Qemu-devel] [PATCH v2 0/4] virtio-blk: fix issues with unified virtio-blk request handling, Stefan Hajnoczi, 2014/07/08