From: Greg KH <greg@kroah.com>
To: YuPing Luo <YuPing.Luo@csr.com>
Cc: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
Subject: Re: core: workque: workqueue recursion when unplugging usb WCDMA modem on 2.6.32 kernel
Date: Wed, 21 Apr 2010 20:41:24 -0700 [thread overview]
Message-ID: <20100422034124.GA25155@kroah.com> (raw)
In-Reply-To: <ED2979D1CA1B3E4BB166ED9990088522765E30@SJOAMSEXB01.AMERICAS.ROOT.PRI>
On Wed, Apr 21, 2010 at 08:15:52PM -0700, YuPing Luo wrote:
> > > On Tue, Apr 20, 2010 at 11:27:55PM -0700, YuPing Luo wrote:
> > Is your console on a usb to serial device? Or a serial port?
> > if usb to serial, can you try .33-rc5 and let us know if that solves
> the problem?
> > greg k-h
>
> The console is over serial port, while the usb modem exported 2 serial
> ports .
> The recursion can be avoided if introducing one dedicated work queue
> thread for binder (
> http://android.git.kernel.org/?p=kernel/common.git;a=blob;f=drivers/stag
> ing/android/binder.c;h=99010d4b3044b2c33c9d709e334b5be7871b9599;hb=andro
> id-2.6.32).
Ah, it's a binder issue. Good luck with that, you are on your own with
that monster :)
greg k-h
next prev parent reply other threads:[~2010-04-22 3:45 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-21 6:27 core: workque: workqueue recursion when unplugging usb WCDMA modem on 2.6.32 kernel YuPing Luo
2010-04-21 18:27 ` Greg KH
2010-04-22 3:15 ` YuPing Luo
2010-04-22 3:41 ` Greg KH [this message]
2010-04-22 23:28 ` Arve Hjønnevåg
2010-04-23 2:46 ` YuPing Luo
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