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Re: [Qemu-devel] [PATCH 5/6] block: reopen: Queue children after their p
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCH 5/6] block: reopen: Queue children after their parents |
Date: |
Fri, 15 Sep 2017 14:01:26 -0500 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 |
On 09/15/2017 05:10 AM, Kevin Wolf wrote:
> We will calculate the required new permissions in the prepare stage of a
> reopen. Required permissions of children can be influenced by the
> changes made to their parents, but parents are independent from their
> children. This means that permissions need to be calculated top-down. In
> order to achieve this, queue parents before their children rather than
> queuing the children first.
>
> Signed-off-by: Kevin Wolf <address@hidden>
> ---
> block.c | 26 +++++++++++++-------------
> 1 file changed, 13 insertions(+), 13 deletions(-)
>
Reviewed-by: Eric Blake <address@hidden>
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org
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- [Qemu-devel] [PATCH 4/6] block: Base permissions on rw state after reopen, (continued)
- [Qemu-devel] [PATCH 4/6] block: Base permissions on rw state after reopen, Kevin Wolf, 2017/09/15
- [Qemu-devel] [PATCH 2/6] block: Add reopen_queue to bdrv_child_perm(), Kevin Wolf, 2017/09/15
- [Qemu-devel] [PATCH 6/6] block: Fix permissions after bdrv_reopen(), Kevin Wolf, 2017/09/15
- [Qemu-devel] [PATCH 5/6] block: reopen: Queue children after their parents, Kevin Wolf, 2017/09/15
- Re: [Qemu-devel] [PATCH 5/6] block: reopen: Queue children after their parents,
Eric Blake <=
- [Qemu-devel] [PATCH 7/6] qemu-iotests: Test change-backing-file command, Kevin Wolf, 2017/09/15
- Re: [Qemu-devel] [PATCH 0/6] block: Fix permissions after ro/rw reopen, Fam Zheng, 2017/09/18
Re: [Qemu-devel] [PATCH 0/6] block: Fix permissions after ro/rw reopen, Kevin Wolf, 2017/09/20