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  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:	Fri, 14 Feb 2014 08:19:12 -0800
From:	Christoph Hellwig <hch@...radead.org>
To:	Al Viro <viro@...IV.linux.org.uk>
Cc:	Christoph Hellwig <hch@...radead.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Oleg Nesterov <oleg@...hat.com>, Dave Jones <davej@...hat.com>,
	Eric Sandeen <sandeen@...deen.net>,
	Linux Kernel <linux-kernel@...r.kernel.org>, xfs@....sgi.com
Subject: Re: 3.14-rc2 XFS backtrace because irqs_disabled.

On Fri, Feb 14, 2014 at 04:16:24PM +0000, Al Viro wrote:
> > All of these have in common that they try to handle signals in a kernel
> > thread (which we don't even allow by default), and that they ignore the
> > siginfo.  I think they could mostly be replaced by an addition to the
> > kthread API to allow a kthread to be killed by signals for legacy
> > reasons.
> 
> FWIW, there's a funny situation - all users of dequeue_signal_lock()
> actually ignore info completely.  I'm not saying that we ought to
> stop returning it, but e.g. jbd part of that patch is simply

Might aswell stick the discmiss into what was dequeue_signal_lock().
Which at that point should get a saner name (maybe thread_dequeue_signal ?)
and lose all argument except maybe task_struct - not that it's
nessecary, but it would mirror the other functions usually used around
it.

--
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/

Powered by blists - more mailing lists