From: Andrew Morton <akpm@osdl.org>
To: Greg KH <greg@kroah.com>
Cc: linux-scsi@vger.kernel.org, olh@suse.de
Subject: Re: Fw: blk_cleanup_queue, sleep in invalid context
Date: Wed, 4 Jan 2006 17:12:56 -0800 [thread overview]
Message-ID: <20060104171256.2c44a40e.akpm@osdl.org> (raw)
In-Reply-To: <20060105005609.GA17604@kroah.com>
Greg KH <greg@kroah.com> wrote:
>
> On Wed, Jan 04, 2006 at 04:53:00PM -0800, Andrew Morton wrote:
> >
> > Looks like scsi is the culprit here - doing put_device() from softirq.
> >
> > Greg, what are the rules here? Can we enforce them with a highest-level
> > might_sleep()?
>
> You mean, put a might_sleep() in put_device()? Yes, I can do that, as
> that function might sleep.
Yep. And in any other high-level device management entrypoints which you
can think of.
> SCSI is the culprit here, and I thought that
> the scsi developers had fixed this up already.
It seems to be resisting arrest.
next prev parent reply other threads:[~2006-01-05 1:11 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-05 0:53 Fw: blk_cleanup_queue, sleep in invalid context Andrew Morton
2006-01-05 0:56 ` Greg KH
2006-01-05 1:12 ` Andrew Morton [this message]
2006-01-05 12:52 ` Olaf Hering
2006-01-05 17:08 ` James Bottomley
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