From: James Bottomley <James.Bottomley@steeleye.com>
To: Mike Anderson <andmike@us.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>,
SCSI Mailing List <linux-scsi@vger.kernel.org>
Subject: Re: Calling sd_shutdown when in state SDEV_DEL
Date: 24 Mar 2004 15:09:34 -0500 [thread overview]
Message-ID: <1080158975.1783.26.camel@mulgrave> (raw)
In-Reply-To: <20040324170452.GB1679@beaverton.ibm.com>
On Wed, 2004-03-24 at 12:04, Mike Anderson wrote:
> Why setting CANCEL on the device? Future plans for the CANCEL state?
> You are setting the state to cancel, but not going through
> scsi_device_cancel as you want IO to still flow.
Mainly because it was there. Using CANCEL instead of DEL is appealing
since it will still allow special I/O. Would there be an issue with
refusing new device references in the CANCEL state?
> While this will solve the problem for removing a single device, this
> same error will show up when you remove a host unless you remove all
> devices first through the sysfs interface. Is this ok?
Sigh, that's a symptom of the host not having a state model ... I need
to think about adding that.
James
next prev parent reply other threads:[~2004-03-24 20:09 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-24 15:03 Calling sd_shutdown when in state SDEV_DEL Heiko Carstens
2004-03-24 15:35 ` James Bottomley
2004-03-24 16:28 ` Heiko Carstens
2004-03-24 17:04 ` Mike Anderson
2004-03-24 20:09 ` James Bottomley [this message]
2004-03-25 1:48 ` Mike Anderson
2004-04-02 23:33 ` James Bottomley
2004-03-24 16:46 ` Mike Anderson
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