From: Eric Blake <eblake@redhat.com>
To: Fam Zheng <famz@redhat.com>, qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>,
qemu-block@nongnu.org, Jeff Cody <jcody@redhat.com>,
qemu-stable@nongnu.org, Stefan Hajnoczi <stefanha@redhat.com>,
pbonzini@redhat.com, jsnow@redhat.com, wangxiaolong@ucloud.cn
Subject: Re: [Qemu-devel] [PATCH v4 1/8] block: Add "base" option to bdrv_get_block_status
Date: Fri, 22 May 2015 13:32:28 -0600 [thread overview]
Message-ID: <555F844C.6050909@redhat.com> (raw)
In-Reply-To: <1432266060-22104-2-git-send-email-famz@redhat.com>
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On 05/21/2015 09:40 PM, Fam Zheng wrote:
> Now this function follows the backing chain until seeing BDRV_BLOCK_ALLOCATED.
> Base is not included, and it can be NULL just like bdrv_is_allocated_above().
>
> Existing callers pass in bs->backing_hd to keep the old behavior.
>
> Signed-off-by: Fam Zheng <famz@redhat.com>
> ---
> block/io.c | 39 ++++++++++++++++++++++++++++++++-------
> include/block/block.h | 3 ++-
> qemu-img.c | 6 ++++--
> 3 files changed, 38 insertions(+), 10 deletions(-)
Reviewed-by: Eric Blake <eblake@redhat.com>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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next prev parent reply other threads:[~2015-05-22 19:32 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-22 3:40 [Qemu-devel] [PATCH v4 0/8] block: Mirror discarded sectors Fam Zheng
2015-05-22 3:40 ` [Qemu-devel] [PATCH v4 1/8] block: Add "base" option to bdrv_get_block_status Fam Zheng
2015-05-22 19:32 ` Eric Blake [this message]
2015-05-25 14:43 ` Paolo Bonzini
2015-05-26 3:30 ` Fam Zheng
2015-05-22 3:40 ` [Qemu-devel] [PATCH v4 2/8] qmp: Add optional bool "unmap" to drive-mirror Fam Zheng
2015-05-22 19:57 ` Eric Blake
2015-05-22 3:40 ` [Qemu-devel] [PATCH v4 3/8] mirror: Do zero write on target if sectors not allocated Fam Zheng
2015-05-22 20:20 ` Eric Blake
2015-05-25 14:38 ` Paolo Bonzini
2015-05-25 14:36 ` Paolo Bonzini
2015-05-25 14:41 ` Paolo Bonzini
2015-05-22 3:40 ` [Qemu-devel] [PATCH v4 4/8] block: Fix dirty bitmap in bdrv_co_discard Fam Zheng
2015-05-22 20:22 ` Eric Blake
2015-05-22 3:40 ` [Qemu-devel] [PATCH v4 5/8] block: Remove bdrv_reset_dirty Fam Zheng
2015-05-22 3:40 ` [Qemu-devel] [PATCH v4 6/8] qemu-iotests: Make block job methods common Fam Zheng
2015-05-22 3:40 ` [Qemu-devel] [PATCH v4 7/8] qemu-iotests: Add test case for mirror with unmap Fam Zheng
2015-05-22 3:41 ` [Qemu-devel] [PATCH v4 8/8] iotests: Use event_wait in wait_ready Fam Zheng
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