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From: Christoph Hellwig <hch@infradead.org>
To: linux-scsi@vger.kernel.org
Subject: Re: [PATCH] Add release function to sd for scsi_disk structure
Date: Tue, 21 Oct 2003 09:26:54 +0100	[thread overview]
Message-ID: <20031021092654.A22958@infradead.org> (raw)
In-Reply-To: <20031018074040.GA1210@beaverton.ibm.com>; from andmike@us.ibm.com on Sat, Oct 18, 2003 at 12:40:41AM -0700

On Sat, Oct 18, 2003 at 12:40:41AM -0700, Mike Anderson wrote:
> This patch is against 2.6.0-test8.
> 
> This patch removes the delay in calling device_del on the sdev struct
> device during a surprise removal event. Reference counting functions for
> sd's scsi_disk structure where also added to fix issues of unregistering
> when a sd is open.
> 
> I have tested this patch using scsi_debug with differnt combinations of
> adds / removes. I mounted both partitioned and un-partitioned sd disks,
> remove the host, and then did a umount. The ref count debug output shows
> the objects staying in place prior to the umount and cleaning up once
> the umount is called.

This looks like a reasonable bandaid until the block layer is fixed.  


  reply	other threads:[~2003-10-21  8:26 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-10-18  7:40 [PATCH] Add release function to sd for scsi_disk structure Mike Anderson
2003-10-21  8:26 ` Christoph Hellwig [this message]
2003-10-22 16:08   ` Mike Anderson
2003-10-22 16:17     ` Christoph Hellwig

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