From: Marcel Holtmann <marcel@holtmann.org>
To: Greg KH <greg@kroah.com>
Cc: Colin Ian King <colin.king@canonical.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Bluetooth USB: fix kernel panic during suspend - 2.6.24
Date: Sat, 14 Feb 2009 13:53:22 +0100 [thread overview]
Message-ID: <1234616002.7293.192.camel@violet> (raw)
In-Reply-To: <20090213190953.GA958@kroah.com>
Hi Greg,
> > The kernel panics when hci_usb_tx_complete() calls _urb_unlink()
> > on an _urb which has been previously been removed from a list.
> > This occurs during suspend while audio is being streamed to
> > a bluetooth headset.
> >
> > The panic occurs because hci_usb_suspend() dequeues _urb
> > and then calls usb_kill_urb() - instead it should put _urb on
> > the killed list first before killing the urb.
> >
> > Also added a spin_lock around the list_add operation.
> >
> > Signed-off-by: Colin Ian King <colin.king@canonical.com>
>
> Is this still an issue on a supported-by-the-community kernel (.27, .28,
> .29)?
starting with 2.6.29 the hci_usb driver has been replaced by btusb.
Regards
Marcel
prev parent reply other threads:[~2009-02-14 12:53 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-13 9:49 [PATCH] Bluetooth USB: fix kernel panic during suspend - 2.6.24 Colin Ian King
2009-02-13 19:09 ` Greg KH
2009-02-14 12:53 ` Marcel Holtmann [this message]
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