On 04/15/2016 04:51 AM, Ming Lei wrote:
Starting from commit e36f620428(block: split bios to max possible length),
block core starts to split bio in the middle of bvec.
Unfortunately loop dio/aio doesn't consider this situation, and
always treat 'iter.iov_offset' as zero. Then filesystem
On 04/15/2016 04:51 AM, Ming Lei wrote:
Starting from commit e36f620428(block: split bios to max possible length),
block core starts to split bio in the middle of bvec.
Unfortunately loop dio/aio doesn't consider this situation, and
always treat 'iter.iov_offset' as zero. Then filesystem
Forwarded Message
Subject: Re: [PATCH] block: loop: fix filesystem corruption in case of aio/dio
Date: Fri, 15 Apr 2016 21:16:42 +0800
From: Ming Lei <ming@canonical.com>
To: Holger Hoffstätte <holger.hoffstae...@googlemail.com>
On Fri, Apr 15, 2016 at 8:5
Forwarded Message
Subject: Re: [PATCH] block: loop: fix filesystem corruption in case of aio/dio
Date: Fri, 15 Apr 2016 21:16:42 +0800
From: Ming Lei
To: Holger Hoffstätte
On Fri, Apr 15, 2016 at 8:51 PM, Holger Hoffstätte
wrote:
> (off-list since I'm likely missing someth
Starting from commit e36f620428(block: split bios to max possible length),
block core starts to split bio in the middle of bvec.
Unfortunately loop dio/aio doesn't consider this situation, and
always treat 'iter.iov_offset' as zero. Then filesystem corruption
is observed.
This patch figures out
Starting from commit e36f620428(block: split bios to max possible length),
block core starts to split bio in the middle of bvec.
Unfortunately loop dio/aio doesn't consider this situation, and
always treat 'iter.iov_offset' as zero. Then filesystem corruption
is observed.
This patch figures out
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