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Re: [Qemu-devel] [PATCHv5 05/17] block: add wrappers for logical block p
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCHv5 05/17] block: add wrappers for logical block provisioning information |
Date: |
Tue, 22 Oct 2013 14:28:52 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.0 |
On 10/20/2013 04:42 PM, Peter Lieven wrote:
> This adds 2 wrappers to read the unallocated_blocks_are_zero and
> can_write_zeroes_with_unmap info from the BDI. The wrappers are
> required to check for the existence of a backing_hd and
> if the devices are opened with the correct flags.
>
> Signed-off-by: Peter Lieven <address@hidden>
> ---
> block.c | 30 ++++++++++++++++++++++++++++++
> include/block/block.h | 2 ++
> 2 files changed, 32 insertions(+)
>
Reviewed-by: Eric Blake <address@hidden>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- [Qemu-devel] [PATCHv5 00/17] block: logical block provisioning enhancements, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 02/17] block: add flags to bdrv_*_write_zeroes, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 01/17] block: make BdrvRequestFlags public, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 03/17] block: introduce BDRV_REQ_MAY_UNMAP request flag, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 04/17] block: add logical block provisioning info to BlockDriverInfo, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 06/17] block/iscsi: add .bdrv_get_info, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 05/17] block: add wrappers for logical block provisioning information, Peter Lieven, 2013/10/20
- Re: [Qemu-devel] [PATCHv5 05/17] block: add wrappers for logical block provisioning information,
Eric Blake <=
- [Qemu-devel] [PATCHv5 07/17] block: add BlockLimits structure to BlockDriverState, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 09/17] block: honour BlockLimits in bdrv_co_discard, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 11/17] iscsi: set limits in BlockDriverState, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 08/17] block: honour BlockLimits in bdrv_co_do_write_zeroes, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 13/17] block: introduce bdrv_make_zero, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 12/17] iscsi: add bdrv_co_write_zeroes, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 14/17] block/get_block_status: fix BDRV_BLOCK_ZERO for unallocated blocks, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 10/17] iscsi: simplify iscsi_co_discard, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 15/17] qemu-img: add support for fully allocated images, Peter Lieven, 2013/10/20
- [Qemu-devel] [PATCHv5 16/17] qemu-img: conditionally zero out target on convert, Peter Lieven, 2013/10/20