> Thank you, Matt. Then I have another question:
> As we know SCSI mid-layer issue a command to LLDD by
> host->hostt->queuecommand(cmd, scsi_done); and in the meantime a
> timer is set. When the timer expires, SCSI mid-layer know the
> execution of command has failed.
> My question is: when SCS
hostt->queuecommand(cmd, scsi_done); and in the meantime a
timer is set. When the timer expires, SCSI mid-layer know the
execution of command has failed.
My question is: when SCSI device is surprise-removed, if SCSI mid-layer
issue a command to this removed device, will mid-layer has to wait
a t
On Wed, Mar 02, 2005 at 12:47:46PM +0800, Zhao, Forrest wrote:
> < but the LLDD doesn't get an interrupt from the firmware on such
> events).
>
> So you mean that when SCSI device is surprise-removed, HBA will not
> assert an interrupt to kernel? Even LLDD doesn't know the SCSI device is
> removed
< but the LLDD doesn't get an interrupt from the firmware on such
events).
So you mean that when SCSI device is surprise-removed, HBA will not
assert an interrupt to kernel? Even LLDD doesn't know the SCSI device is
removed?
Thanks,
Forrest
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On Tue, Mar 01, 2005 at 11:35:28AM -0500, [EMAIL PROTECTED] wrote:
> > On Tue, Mar 01, 2005 at 05:06:55PM +0800, Zhao, Forrest wrote:
> > > If I surprisingly hot-remove a SCSI disk from HBA manually
> > > without executing "echo "scsi remove-single-device
> > >" > /proc/scsi/scsi", can the "ho
kernel.org; Caushik, Ramesh
Subject: Re: One question about SCSI device hotplug
On Tue, Mar 01, 2005 at 05:06:55PM +0800, Zhao, Forrest wrote:
> If I surprisingly hot-remove a SCSI disk from HBA manually without
> executing "echo "scsi remove-single-device" >
>
> On Tue, Mar 01, 2005 at 05:06:55PM +0800, Zhao, Forrest wrote:
> > If I surprisingly hot-remove a SCSI disk from HBA manually
> > without executing "echo "scsi remove-single-device
> >" > /proc/scsi/scsi", can the "hotplug"
> > event be notified to SCSI mid-layer or user space?
> >
> > I br
If you are trying to automate the process then taking a look at SCSI RAS
tools at http://scsirastools.sourceforge.net might help. I am not sure how
much are these tools in use around (any comments?). Alternatively If you are
running on a disk hot-swap capable system the enclosure service processor
On Tue, Mar 01, 2005 at 05:06:55PM +0800, Zhao, Forrest wrote:
> If I surprisingly hot-remove a SCSI disk from HBA manually
> without executing "echo "scsi remove-single-device
>" > /proc/scsi/scsi", can the "hotplug"
> event be notified to SCSI mid-layer or user space?
>
> I briefly browse s
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