From: "'Patrick Mansfield'" <patmans@us.ibm.com>
To: "Mukker, Atul" <Atulm@lsil.com>
Cc: "'James Bottomley'" <James.Bottomley@steeleye.com>,
"Bagalkote, Sreenivas" <sreenib@lsil.com>,
"'Matt Domsch'" <Matt_Domsch@Dell.com>,
"'brking@us.ibm.com'" <brking@us.ibm.com>,
"'linux-kernel@vger.kernel.org'" <linux-kernel@vger.kernel.org>,
"'SCSI Mailing List'" <linux-scsi@vger.kernel.org>,
"'bunk@fs.tum.de'" <bunk@fs.tum.de>,
"'Andrew Morton'" <akpm@osdl.org>, "Ju, Seokmann" <sju@lsil.com>,
"Doelfel, Hardy" <hdoelfel@lsil.com>
Subject: Re: How to add/drop SCSI drives from within the driver?
Date: Thu, 9 Dec 2004 10:00:37 -0800 [thread overview]
Message-ID: <20041209180037.GA7221@us.ibm.com> (raw)
In-Reply-To: <0E3FA95632D6D047BA649F95DAB60E57057A1B87@exa-atlanta>
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
next prev parent reply other threads:[~2004-12-09 18:04 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-09 17:31 How to add/drop SCSI drives from within the driver? Mukker, Atul
2004-12-09 18:00 ` 'Patrick Mansfield' [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-01-26 23:23 Mukker, Atul
2005-01-27 7:05 ` 'Patrick Mansfield'
2005-01-26 16:48 Greg KH
2005-01-25 23:37 Mukker, Atul
2005-01-26 14:48 ` Brian King
2005-01-25 16:27 Mukker, Atul
2005-01-25 16:52 ` Patrick Mansfield
2005-01-21 22:11 Mukker, Atul
2005-01-21 23:58 ` James Bottomley
2005-01-06 14:20 Mukker, Atul
2005-01-06 14:42 ` James Bottomley
2005-01-04 17:25 Bagalkote, Sreenivas
2005-01-04 17:42 ` James Bottomley
2005-01-03 23:02 Bagalkote, Sreenivas
2005-01-03 23:40 ` James Bottomley
2004-12-16 16:51 Salyzyn, Mark
2004-12-16 14:27 Mukker, Atul
2004-12-15 19:42 Mukker, Atul
2004-12-15 20:22 ` Matt Domsch
2004-12-10 0:31 Bagalkote, Sreenivas
2004-12-09 23:37 Bagalkote, Sreenivas
2004-12-10 0:03 ` Matt Domsch
2004-12-09 14:11 Mukker, Atul
2004-12-09 17:04 ` Patrick Mansfield
2004-12-08 19:25 Mukker, Atul
2004-12-08 18:42 Salyzyn, Mark
2004-12-08 20:01 ` James Bottomley
2004-12-15 7:24 ` Matt Domsch
2004-12-15 16:48 ` Matt Domsch
2004-12-15 18:55 ` James Bottomley
2004-12-15 18:49 ` James Bottomley
2004-12-15 21:30 ` Matt Domsch
2004-12-16 9:54 ` Arjan van de Ven
2004-12-16 14:41 ` Alan Cox
2004-12-08 17:56 Bagalkote, Sreenivas
2004-12-08 19:06 ` James Bottomley
2004-12-08 14:55 Mukker, Atul
2004-12-08 7:16 Bagalkote, Sreenivas
2004-12-08 14:07 ` Matt Domsch
2004-12-08 15:40 ` Matthew Wilcox
2004-12-08 15:59 ` James Bottomley
2004-12-08 23:46 ` Brian King
2004-12-03 17:18 Bagalkote, Sreenivas
2004-12-03 15:29 Bagalkote, Sreenivas
2004-12-03 15:58 ` Jan-Benedict Glaw
2004-12-03 16:22 ` Christoph Hellwig
2004-12-03 17:11 ` Matt Domsch
2004-12-03 17:14 ` Matt Domsch
2004-12-03 2:04 Bagalkote, Sreenivas
2004-12-03 15:10 ` Brian King
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