From: David Woodhouse <dwmw2@infradead.org>
To: Greg KH <greg@kroah.com>
Cc: Alan Stern <stern@rowland.harvard.edu>,
USB development list <linux-usb-devel@lists.sourceforge.net>,
Kernel development list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Driver core: fix race in __device_release_driver
Date: Fri, 16 Nov 2007 15:45:55 -0500 [thread overview]
Message-ID: <1195245955.2533.153.camel@shinybook.infradead.org> (raw)
In-Reply-To: <20071116203748.GA11770@kroah.com>
On Fri, 2007-11-16 at 12:37 -0800, Greg KH wrote:
> Is this something that you all feel is worth getting in for 2.6.24?
> Does it fix a regression that just showed up, or is just a bugfix for
> something that people finally realized has always been there?
The latter. We just happen to kick the wireless device in the head by
toggling its out-of-band reset signal when we unload the driver, which
causes us to trigger this "unlikely" race with almost 100% reliability.
But it's always been there, AFAICT.
> Can it wait for 2.6.25 to get some more testing in -mm?
Yeah, I think so.
--
dwmw2
next prev parent reply other threads:[~2007-11-16 20:45 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-16 16:57 Alan Stern
2007-11-16 17:04 ` David Woodhouse
2007-11-16 20:37 ` Greg KH
2007-11-16 20:45 ` David Woodhouse [this message]
2007-11-16 20:56 ` Greg KH
2007-11-16 20:48 ` Alan Stern
2007-11-27 7:14 ` patch driver-core-fix-race-in-__device_release_driver.patch added to gregkh-2.6 tree gregkh
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