From: James Bottomley <James.Bottomley@suse.de>
To: Christoph Hellwig <hch@infradead.org>
Cc: Matthew Wilcox <willy@linux.intel.com>, linux-scsi@vger.kernel.org
Subject: Re: [PATCH 1/3] SCSI: Make cmd_serial_number an atomic
Date: Sat, 02 Apr 2011 08:51:07 -0500 [thread overview]
Message-ID: <1301752267.4092.3.camel@mulgrave.site> (raw)
In-Reply-To: <20110402133643.GB18990@infradead.org>
On Sat, 2011-04-02 at 09:36 -0400, Christoph Hellwig wrote:
> On Fri, Apr 01, 2011 at 04:20:51PM -0400, Matthew Wilcox wrote:
> >
> > In preparation for moving some drivers out from under the host_lock,
> > make cmd_serial_number an atomic.
>
> The right fix is to stop abusing cmd_serial_nubmer in those few
> drivers, and use a driver-private and more scalable lookup data
> structure than a linear list search.
>
> And yes, I promised to at least move cmd_serial_number into these
> drivers long time ago - time to get back to that.
Gosh, I'm glad you said that ... I was afraid it would sound like I was
a Nag.
James
next prev parent reply other threads:[~2011-04-02 13:51 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-01 20:20 [PATCH 1/3] SCSI: Make cmd_serial_number an atomic Matthew Wilcox
2011-04-02 13:36 ` Christoph Hellwig
2011-04-02 13:51 ` James Bottomley [this message]
2011-04-02 18:10 ` Jeff Garzik
2011-04-02 21:02 ` Matthew Wilcox
2011-04-03 11:00 ` Christoph Hellwig
2011-04-03 12:14 ` James Bottomley
2011-04-03 13:15 ` Matthew Wilcox
2011-04-03 13:33 ` Christoph Hellwig
2011-04-03 19:54 ` James Bottomley
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