Re: [Xen-devel] [Patch] Always call blkdev_put when destroying a vbd in device backend

[Christian Limpach <Christian.Limpach@xxxxxxxxxxxx>]

On Fri, Aug 27, 2004 at 04:36:22PM -0700, Michael Vrable wrote:
> The code for the block backend device in XenoLinux 2.6.8.1 doesn't call
> blkdev_put on all code paths that can destroy a vbd.  Previously,
> blkdev_put was only called from vbd_shrink.  I've added the call to
> vbd_destroy and destroy_all_vbds.
> 
> With the old code, the kernel running in domain-0 would believe the
> devices exported to another domain to still be in use, even after the
> other domain was shutdown.  (This was obvious when using LVM, since the
> logical volumes were still listed as open, and a warning message was
> printed when shutting down LVM.)  This patch should fix that.

Thanks.  I've applied the patch.

    christian



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