From: Ben Collins <bcollins@debian.org>
To: James Bottomley <James.Bottomley@steeleye.com>
Cc: Christoph Hellwig <hch@infradead.org>,
SCSI Mailing List <linux-scsi@vger.kernel.org>
Subject: Re: FWD: [BK PATCH] SCSI host num allocation improvement
Date: Fri, 27 Feb 2004 10:15:52 -0500 [thread overview]
Message-ID: <20040227151551.GK4019@phunnypharm.org> (raw)
In-Reply-To: <1077894499.1806.14.camel@mulgrave>
On Fri, Feb 27, 2004 at 09:08:18AM -0600, James Bottomley wrote:
> On Fri, 2004-02-27 at 06:48, Christoph Hellwig wrote:
> > Well, the last patch looks sane if we want to do that. But didn't we
> > declare the mononically increasing host numbers a feature?
>
> This is the part that worries me too. At the moment with monotonically
> increasing host numbers, the operation of scsi_host_lookup() is provably
> safe. Can we prove that all uses of it are still safe if we reuse the
> host numbers?
If a driver somehow removes it's scsi host and then later attempts a
scsi_host_lookup for the id, I think that driver is broken anyway. IOW,
it is safe as long as you aren't broken in the first place.
--
Debian - http://www.debian.org/
Linux 1394 - http://www.linux1394.org/
Subversion - http://subversion.tigris.org/
WatchGuard - http://www.watchguard.com/
next prev parent reply other threads:[~2004-02-27 15:17 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-27 0:40 FWD: [BK PATCH] SCSI host num allocation improvement James Bottomley
2004-02-27 0:56 ` Matthew Dharm
2004-02-27 1:04 ` Ben Collins
2004-02-27 7:56 ` Arjan van de Ven
2004-02-27 12:30 ` Ben Collins
2004-02-27 12:39 ` Matthew Wilcox
2004-02-27 12:43 ` Ben Collins
2004-02-27 12:48 ` Christoph Hellwig
2004-02-27 12:48 ` Christoph Hellwig
2004-02-27 13:04 ` Ben Collins
2004-02-27 16:49 ` Mike Anderson
2004-02-27 17:00 ` Ben Collins
2004-02-27 21:26 ` Mike Anderson
2004-02-27 15:08 ` James Bottomley
2004-02-27 15:15 ` Ben Collins [this message]
2004-02-27 15:29 ` James Bottomley
2004-02-27 15:32 ` Ben Collins
2004-02-27 16:37 ` James Bottomley
2004-02-27 16:39 ` Ben Collins
-- strict thread matches above, loose matches on Subject: below --
2004-02-27 13:25 David.Egolf
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20040227151551.GK4019@phunnypharm.org \
--to=bcollins@debian.org \
--cc=James.Bottomley@steeleye.com \
--cc=hch@infradead.org \
--cc=linux-scsi@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.