linux-kernel - Re: bug in 2.6.22-rc2: loop mount limited to one single iso image

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Sun, 20 May 2007 09:14:49 -0700
From:	"Ray Lee" <ray-lk@...rabbit.org>
To:	"Andrey Borzenkov" <arvidjaar@...l.ru>
Cc:	"Al Viro" <viro@....linux.org.uk>, "Uwe Bugla" <uwe.bugla@....de>,
	"Ken Chen" <kenchen@...gle.com>, linux-kernel@...r.kernel.org,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Michal Piotrowski" <michal.k.k.piotrowski@...il.com>
Subject: Re: bug in 2.6.22-rc2: loop mount limited to one single iso image

On 5/20/07, Andrey Borzenkov <arvidjaar@...l.ru> wrote:
> On Sunday 20 May 2007, Ray Lee wrote:
> > The when part is what looks to make it racy. I'm guessing that we're
> > relying on udev to create those loop nodes. If so, I think any scheme
> > that creates more on demand would give transient mount errors while
> > it's waiting on udev to create more nodes.
>
> this seems to work with /dev/pts though. May be, by accident?

Or maybe the kernel puts the requesting process to sleep until the
udev userspace helper returns? I don't know.

I've run out of useful contributions to this thread, so I think I'll
shut up now :-).
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/