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From: Christoph Hellwig <hch@lst.de>
To: "Randy.Dunlap" <rddunlap@osdl.org>
Cc: James.Bottomley@SteelEye.com, linux-scsi@vger.kernel.org
Subject: Re: [PATCH] scsi_device refcounting and list lockdown
Date: Tue, 28 Oct 2003 10:06:00 +0100	[thread overview]
Message-ID: <20031028090600.GA7370@lst.de> (raw)
In-Reply-To: <20031027160101.76d5291b.rddunlap@osdl.org>

On Mon, Oct 27, 2003 at 04:01:01PM -0800, Randy.Dunlap wrote:
> Hi,
> 
> Even before this patch (which isn't merged AFAIK), are
> scsi_device_get() and scsi_device_put() intended to be used
> by SCSI LLDD's for scsi_device reference counts?

Yes, if they need to.  But usually they should not have to worry.

> I'm trying to determine what needs to be done to fix aha152x.c,
> where it creates a struct scsi_cmnd and then inits as follows,
> with my example patch:

A driver is not allowed to "create" a scsi_cmnd.  It must use
scsi_get_command to allocate one.


  reply	other threads:[~2003-10-28  9:06 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-10-27 15:57 [PATCH] scsi_device refcounting and list lockdown Christoph Hellwig
2003-10-28  0:01 ` Randy.Dunlap
2003-10-28  9:06   ` Christoph Hellwig [this message]
2003-10-28 20:45     ` [PATCH] [v2] aha152x cmnd->device oops Randy.Dunlap
2003-10-28 22:50       ` Mike Christie
2003-10-28 22:50         ` Randy.Dunlap
2003-10-29  0:26         ` Randy.Dunlap
2003-10-29 12:20           ` Juergen E. Fischer
2003-10-29 14:58             ` James Bottomley
2003-10-29 17:56               ` Juergen E. Fischer
2003-10-29 18:10                 ` James Bottomley
2003-10-30 21:19                   ` Juergen E. Fischer
2003-10-29 13:42       ` Christoph Hellwig
2003-10-28  2:32 ` [PATCH] scsi_device refcounting and list lockdown Mike Anderson
2003-10-28  9:07   ` Christoph Hellwig
2003-10-28 15:52     ` James Bottomley
2003-10-28 17:37       ` Christoph Hellwig
2003-10-30 22:41 ` James Bottomley
2003-10-31  9:11   ` Christoph Hellwig
2003-11-14 11:50 ` Christoph Hellwig

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