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Re: [Qemu-block] [PATCH 0/6] block: Fix slow pre-zeroing in qemu-img con
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-block] [PATCH 0/6] block: Fix slow pre-zeroing in qemu-img convert |
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Date: |
Fri, 22 Mar 2019 15:47:33 -0500 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.5.1 |
On 3/22/19 3:22 PM, Nir Soffer wrote:
> Thanks for fixing this! This will be a very important performance fix for
> importing
> VMs.
>
> The change description sounds good to me.
>
> Can you make these patches available on some git repo to make it easy to
> test?
Based on commit titles, this branch looks reasonably close (at the moment):
https://repo.or.cz/qemu/kevin.git/shortlog/refs/heads/qcow2-data-file
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3226
Virtualization: qemu.org | libvirt.org
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- [Qemu-block] [PATCH 0/6] block: Fix slow pre-zeroing in qemu-img convert, Kevin Wolf, 2019/03/22
- [Qemu-block] [PATCH 6/6] qemu-io: Add write -n for BDRV_REQ_NO_FALLBACK, Kevin Wolf, 2019/03/22
- [Qemu-block] [PATCH 5/6] qemu-img: Use BDRV_REQ_NO_FALLBACK for pre-zeroing, Kevin Wolf, 2019/03/22
- [Qemu-block] [PATCH 4/6] file-posix: Support BDRV_REQ_NO_FALLBACK for zero writes, Kevin Wolf, 2019/03/22
- [Qemu-block] [PATCH 3/6] block: Advertise BDRV_REQ_NO_FALLBACK in filter drivers, Kevin Wolf, 2019/03/22
- [Qemu-block] [PATCH 2/6] block: Add BDRV_REQ_NO_FALLBACK, Kevin Wolf, 2019/03/22
- [Qemu-block] [PATCH 1/6] block: Remove error messages in bdrv_make_zero(), Kevin Wolf, 2019/03/22
- Re: [Qemu-block] [PATCH 0/6] block: Fix slow pre-zeroing in qemu-img convert, Eric Blake, 2019/03/22
- Re: [Qemu-block] [PATCH 0/6] block: Fix slow pre-zeroing in qemu-img convert, Nir Soffer, 2019/03/22
- Re: [Qemu-block] [PATCH 0/6] block: Fix slow pre-zeroing in qemu-img convert,
Eric Blake <=
- Re: [Qemu-block] [PATCH 0/6] block: Fix slow pre-zeroing in qemu-img convert, Kevin Wolf, 2019/03/25