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Re: [Qemu-devel] [PATCHv2] block/iscsi: handle BUSY condition
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCHv2] block/iscsi: handle BUSY condition |
Date: |
Wed, 4 Jun 2014 16:36:45 +0200 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Fri, May 30, 2014 at 11:36:47PM +0200, Peter Lieven wrote:
> this patch adds handling of BUSY status reponse from an iSCSI target.
> Currently, we fail with -EIO in case of SCSI_STATUS_BUSY while the
> obvious reaction would be to retry the operation after some time.
> The retry time is randomly choosen from a range with exponential
> growth increasing with each retry.
>
> This patch includes most of the changes by a an upcoming patch
> from Stefan Hajnoczi:
>
> iscsi: implement .bdrv_detach/attach_aio_context()
>
> because I also need the reference to the aio_context for
> the retry timer to work. I included the changes to maintain
> better mergeability.
You can now rebase on git://github.com/stefanha/qemu.git block.
I think this will make the patch easier to review because it contains
the dependency you squashed in.
Stefan
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Stefan Hajnoczi <=