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xen-devel
[Xen-devel] Re: [patch] xen-blkback: sync I/O after backend disconnected
To: |
Joe Jin <joe.jin@xxxxxxxxxx> |
Subject: |
[Xen-devel] Re: [patch] xen-blkback: sync I/O after backend disconnected |
From: |
Christoph Hellwig <hch@xxxxxxxxxxxxx> |
Date: |
Mon, 15 Aug 2011 10:46:10 -0400 |
Cc: |
"xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Jens Axboe <jaxboe@xxxxxxxxxxxx>, Greg Marsden <greg.marsden@xxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>, Kurt C Hackel <KURT.HACKEL@xxxxxxxxxx> |
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Mon, 15 Aug 2011 07:46:55 -0700 |
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On Mon, Aug 15, 2011 at 12:55:02PM +0800, Joe Jin wrote:
> When backend disconnect, sync IO requests to the disk.
Care to explain why?
Also you'll just need a sync_blockdev, fsync_bdev does far to many
things that don't make any sense when you don't have a file system
mounted on a device.
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