From: Marcel Holtmann <marcel@holtmann.org>
To: Jan Kucera <xatrix101@gmail.com>
Cc: linux-bluetooth@vger.kernel.org
Subject: Re: Deadlock in bluetooth/sco.c
Date: Sun, 03 May 2009 18:17:15 -0700 [thread overview]
Message-ID: <1241399835.2899.0.camel@localhost.localdomain> (raw)
In-Reply-To: <ef67228d0905031346q740aa88es5203a64a151de2e@mail.gmail.com>
Hi Jan,
> I've found some possible deadlock in net/bluetooth/sco.c - version
> 2.6.28 (probably this code is in newer versions too).
> Could someone confirm this? Thank you.
>
>
> net/bluetooth/sco.c
> ==============
>
> function sco_conn_ready: (conn <- sk)
> -------------------------------------
> lockig sco_conn_lock(conn) at line 796
> bh_lock_sock(sk) at line 800
>
> function sco_conn_del: (sk <- conn)
> ---------------------------------
> bh_lock_sock(sk); at 154
> calling function sco_chan_del(sk, err); at line 156
> where at line 767 is sco_conn_lock(conn);
can you please re-test with the bluetooth-testing.git tree so we can
verify that this issue still exists.
Regards
Marcel
next prev parent reply other threads:[~2009-05-04 1:17 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-03 20:46 Deadlock in bluetooth/sco.c Jan Kucera
2009-05-04 1:17 ` Marcel Holtmann [this message]
[not found] ` <9F0C1DB20AFA954FA1DA05309350433D5F913D45@pdsmsx503.ccr.corp.intel.com>
2009-05-05 8:06 ` kernel carsh using Bluez on Netbook platform Xu, Martin
2009-05-05 8:06 ` Xu, Martin
2009-05-05 15:43 ` Marcel Holtmann
2009-05-05 16:08 ` Marcel Holtmann
2009-05-06 2:36 ` Xu, Martin
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