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From: Marcel Holtmann <marcel@holtmann.org>
To: Ulisses Furquim <ulisses@profusion.mobi>
Cc: Emeltchenko Andrei <Andrei.Emeltchenko.news@gmail.com>,
	Andre Guedes <andre.guedes@openbossa.org>,
	linux-bluetooth@vger.kernel.org
Subject: Re: [RESEND 1/3] Bluetooth: Use cancel_work instead of cancel_work_sync
Date: Tue, 31 Jan 2012 07:58:44 -0800	[thread overview]
Message-ID: <1328025524.1955.219.camel@aeonflux> (raw)
In-Reply-To: <CAA37ikaOnZEZNFatN4ncHkVB=H7y3DZy1E_7LWBtcmJdJTF6Zg@mail.gmail.com>

Hi Ulisses,

> >> > > -       cancel_delayed_work_sync(&conn->disc_work);
> >> > > +       cancel_delayed_work(&conn->disc_work);
> >> >
> >> > I'm afraid we must use _sync variant here. disc_work is not supposed to
> >> > be running after hci_conn is deleted.
> >> >
> >> > BTW, I believe we already addressed this issue in patches [PATCH 1/2]
> >> > Bluetooth: Fix potential deadlock and [PATCH 2/2] Bluetooth: Remove
> >> > unneeded locking. These patches are now pushed upstream. Could you
> >>
> >> I will check those patches from upstream and let you know.
> >
> > crap, I just acked these.
> >
> > Johan, forget about my acks and just ignore them. Lets wait until we get
> > a clean new series.
> >
> This change is really wrong because we're on the delete path and Andre
> sent other patches which I'm almost sure will address this problem.

lets do it this way, I only look at final patches that you and Andrei
signed off / acked.

Regards

Marcel



  reply	other threads:[~2012-01-31 15:58 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-31  8:43 [RESEND 0/3] Fixes kernel crashes and warnings Emeltchenko Andrei
2012-01-31  8:43 ` [RESEND 1/3] Bluetooth: Use cancel_work instead of cancel_work_sync Emeltchenko Andrei
2012-01-31 12:31   ` Andre Guedes
2012-01-31 13:02     ` Emeltchenko Andrei
2012-01-31 15:11       ` Marcel Holtmann
2012-01-31 15:41         ` Ulisses Furquim
2012-01-31 15:58           ` Marcel Holtmann [this message]
2012-01-31 17:49             ` Ulisses Furquim
2012-02-01 13:32               ` Emeltchenko Andrei
2012-02-01 15:53                 ` Marcel Holtmann
2012-02-02  8:34                   ` Emeltchenko Andrei
2012-01-31 15:07   ` Marcel Holtmann
2012-01-31  8:43 ` [RESEND 2/3] Bluetooth: Use list _safe deleting from conn_hash_list Emeltchenko Andrei
2012-01-31 15:07   ` Marcel Holtmann
2012-01-31  8:43 ` [RESEND 3/3] Bluetooth: Use list _safe deleting from conn chan_list Emeltchenko Andrei
2012-01-31 15:08   ` Marcel Holtmann

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