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Re: [Qemu-devel] [PATCH v2 0/5] virtio-blk: add DISCARD and WRITE ZEROES
From: |
Stefano Garzarella |
Subject: |
Re: [Qemu-devel] [PATCH v2 0/5] virtio-blk: add DISCARD and WRITE ZEROES features |
Date: |
Thu, 31 Jan 2019 18:38:52 +0100 |
User-agent: |
NeoMutt/20180716 |
On Thu, Jan 31, 2019 at 12:15:17PM -0500, Michael S. Tsirkin wrote:
> On Thu, Jan 31, 2019 at 04:19:09PM +0100, Stefano Garzarella wrote:
> > This series adds the support of DISCARD and WRITE ZEROES commands
> > and extends the virtio-blk-test to test WRITE_ZEROES command when
> > the feature is enabled.
> >
> > v2:
> > - added patch 1 to use virtio_blk_handle_rw_error() with discard operation
> > - added patch 2 to make those new features machine-type dependent (thanks
> > David)
> > - fixed patch 3 (previously patch 1/2) adding more checks,
> > block_acct_start()
> > for WRITE_ZEROES requests, and configurable parameters to
> > initialize the limits (max_sectors, wzeroes_may_unmap).
> > (thanks Stefan)
> > I moved in a new function the code to handle a single
> > segment,
> > in order to simplify the support of multiple segments in the
> > future.
> > - added patch 4 to change the assert on data_size following the discussion
> > with
> > Thomas, Changpeng, Michael, and Stefan (thanks all)
> > - fixed patch 5 (previously patch 2/2) using local dwz_hdr variable instead
> > of
> > dynamic allocation (thanks Thomas)
> >
> > This series requires the new virtio headers from linux v5.0-rc1
> > already imported by Paolo:
> >
> > Based-on: <address@hidden>
> >
> > Thanks,
> > Stefano
>
> series:
>
> Reviewed-by: Michael S. Tsirkin <address@hidden>
>
>
> merge through block tree I guess?
>
I guess too.
Thanks for the review!
Stefano
- Re: [Qemu-devel] [PATCH v2 2/5] virtio-blk: add "discard-wzeroes" boolean property, (continued)
[Qemu-devel] [PATCH v2 1/5] virtio-blk: add acct_failed param to virtio_blk_handle_rw_error(), Stefano Garzarella, 2019/01/31
[Qemu-devel] [PATCH v2 3/5] virtio-blk: add DISCARD and WRITE ZEROES features, Stefano Garzarella, 2019/01/31
[Qemu-devel] [PATCH v2 4/5] tests/virtio-blk: change assert on data_size in virtio_blk_request(), Stefano Garzarella, 2019/01/31
[Qemu-devel] [PATCH v2 5/5] tests/virtio-blk: add test for WRITE_ZEROES command, Stefano Garzarella, 2019/01/31
Re: [Qemu-devel] [PATCH v2 0/5] virtio-blk: add DISCARD and WRITE ZEROES features, Michael S. Tsirkin, 2019/01/31
- Re: [Qemu-devel] [PATCH v2 0/5] virtio-blk: add DISCARD and WRITE ZEROES features,
Stefano Garzarella <=