Re: How to add/drop SCSI drives from within the driver?

From: 'Patrick Mansfield'
Date: Thu Dec 09 2004 - 13:06:29 EST

On Thu, Dec 09, 2004 at 12:31:37PM -0500, Mukker, Atul wrote:

> > How does the driver supply the mapping if it does not know
> > about the "change"? Is it reserving or telling user space the
> > hctl that will be used?
> This point was thoroughly explained in my previous post item 2. Yes, driver
> reserves a virtual bus on which all logical drives would be exported.

OK ...

> > If so, why can't the driver call scsi_add_device(h,c,t,l)
> > after the ioctl to create the logical drive completes?
> This idea was already turned down, see mails on linux-scsi on 12/3

Well you can call scsi_add_device() from the driver, the objections I saw
were to add an ioctl that would just call scsi_add_device().

But it doesn't matter if adding driver post-ioctl specific actions is not
an option.

-- Patrick Mansfield
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