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From: Anthony Liguori <anthony@codemonkey.ws>
To: Kevin Wolf <kwolf@redhat.com>
Cc: armbru@redhat.com, quintela@redhat.com, qemu-devel@nongnu.org,
	gleb@redhat.com, hch@lst.de
Subject: Re: [Qemu-devel] [PATCH 0/3] qcow2: Rewrite alloc_refcount_block
Date: Fri, 19 Feb 2010 15:13:30 -0600	[thread overview]
Message-ID: <4B7EFEFA.60501@codemonkey.ws> (raw)
In-Reply-To: <1266250769-5816-1-git-send-email-kwolf@redhat.com>

On 02/15/2010 10:19 AM, Kevin Wolf wrote:
> The current implementation of alloc_refcount_block and grow_refcount_table has
> fundamental problems regarding error handling. There are some places where an
> I/O error means that the image is going to be corrupted. I have found that the
> only way to fix this is to completely rewrite the thing.
>
> Just sending as an RFC to the list hasn't generated a lot of comments (to be
> precise, not a single one). This is a critical part of qcow2 and needs reviews.
> So let's try it another way: People in CC, please give it a review. Sooner or
> later some of you will need to do so anyway.
>    

Should I apply this series?  I still don't see any review comments.

Regards,

Anthony Liguori

> Kevin Wolf (3):
>    qcow2: Factor next_refcount_table_size out
>    qcow2: Rewrite alloc_refcount_block/grow_refcount_table
>    qcow2: More check for qemu-img check
>
>   block/qcow2-refcount.c |  334 +++++++++++++++++++++++++++++++++++-------------
>   1 files changed, 244 insertions(+), 90 deletions(-)
>
>
>
>
>    

  parent reply	other threads:[~2010-02-19 21:13 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-15 16:19 [Qemu-devel] [PATCH 0/3] qcow2: Rewrite alloc_refcount_block Kevin Wolf
2010-02-15 16:19 ` [Qemu-devel] [PATCH 1/3] qcow2: Factor next_refcount_table_size out Kevin Wolf
2010-02-18 10:40   ` [Qemu-devel] " Juan Quintela
2010-02-15 16:19 ` [Qemu-devel] [PATCH 2/3] qcow2: Rewrite alloc_refcount_block/grow_refcount_table Kevin Wolf
2010-02-18 12:02   ` [Qemu-devel] " Juan Quintela
2010-02-15 16:19 ` [Qemu-devel] [PATCH 3/3] qcow2: More checks for qemu-img check Kevin Wolf
2010-02-18 12:11   ` [Qemu-devel] " Juan Quintela
2010-02-19 21:13 ` Anthony Liguori [this message]
2010-02-20  1:49   ` [Qemu-devel] Re: [PATCH 0/3] qcow2: Rewrite alloc_refcount_block Juan Quintela
2010-02-20 17:02     ` Anthony Liguori
2010-02-22  8:54     ` Kevin Wolf
2010-02-22  9:55       ` Markus Armbruster

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