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From: Eric Blake <eblake@redhat.com>
To: Max Reitz <mreitz@redhat.com>, qemu-block@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>, Alberto Garcia <berto@igalia.com>,
	qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH v4 1/9] block: Drop useless bdrv_new() call
Date: Tue, 17 May 2016 09:23:23 -0600	[thread overview]
Message-ID: <573B376B.4070003@redhat.com> (raw)
In-Reply-To: <1463496094-21608-2-git-send-email-mreitz@redhat.com>

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On 05/17/2016 08:41 AM, Max Reitz wrote:
> bdrv_append_temp_snapshot() uses bdrv_new() to create an empty BDS
> before invoking bdrv_open() on that BDS. This is probably a relict from

s/relict/relic/

> when it used to do some modifications on that empty BDS, but now that is
> unnecessary, so we can just set bs_snapshot to NULL and let bdrv_open()
> do the rest.
> 
> Signed-off-by: Max Reitz <mreitz@redhat.com>
> Reviewed-by: Alberto Garcia <berto@igalia.com>
> Reviewed-by: Kevin Wolf <kwolf@redhat.com>
> ---
>  block.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org


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  reply	other threads:[~2016-05-17 15:23 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-17 14:41 [Qemu-devel] [PATCH v4 0/9] blockdev: (Nearly) free clean-up work Max Reitz
2016-05-17 14:41 ` [Qemu-devel] [PATCH v4 1/9] block: Drop useless bdrv_new() call Max Reitz
2016-05-17 15:23   ` Eric Blake [this message]
2016-05-17 14:41 ` [Qemu-devel] [PATCH v4 2/9] block: Let bdrv_open_inherit() return the snapshot Max Reitz
2016-05-17 14:41 ` [Qemu-devel] [PATCH v4 3/9] tests: Drop BDS from test-throttle.c Max Reitz
2016-05-17 14:41 ` [Qemu-devel] [PATCH v4 4/9] block: Drop blk_new_with_bs() Max Reitz
2016-05-17 14:41 ` [Qemu-devel] [PATCH v4 5/9] block: Drop bdrv_new_root() Max Reitz
2016-05-17 14:41 ` [Qemu-devel] [PATCH v4 6/9] block: Make bdrv_open() return a BDS Max Reitz
2016-05-17 14:41 ` [Qemu-devel] [PATCH v4 7/9] block: Assert !bs->refcnt in bdrv_close() Max Reitz
2016-05-17 14:41 ` [Qemu-devel] [PATCH v4 8/9] block: Drop bdrv_parent_cb_...() from bdrv_close() Max Reitz
2016-05-17 14:41 ` [Qemu-devel] [PATCH v4 9/9] block: Drop errp parameter from blk_new() Max Reitz
2016-05-23 11:09 ` [Qemu-devel] [PATCH v4 0/9] blockdev: (Nearly) free clean-up work Kevin Wolf

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