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[Xen-devel] Re: [patch] xen-blkback: sync I/O after backend disconnected

To: Joe Jin <joe.jin@xxxxxxxxxx>
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>
Delivery-date: Mon, 15 Aug 2011 07:46:55 -0700
List-id: Xen developer discussion <xen-devel.lists.xensource.com>

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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Follow-Ups:
- [Xen-devel] Re: [patch] xen-blkback: sync I/O after backend disconnected
  - From: Joe Jin
- Re: [Xen-devel] Re: [patch] xen-blkback: sync I/O after backend disconnected
  - From: Konrad Rzeszutek Wilk

References:
- [Xen-devel] [patch] xen-blkback: sync I/O after backend disconnected
  - From: Joe Jin

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