Messages in this thread | | | Subject | Re: [PATCH 09/11] bluetooth: hci_ldisc: fix deadlock condition | From | Marcel Holtmann <> | Date | Thu, 20 Mar 2014 12:40:40 -0700 |
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Hi Felipe,
> LDISCs shouldn't call tty->ops->write() from within > ->write_wakeup(). > > ->write_wakeup() is called with port lock taken and > IRQs disabled, tty->ops->write() will try to acquire > the same port lock and we will deadlock. > > Reviewed-by: Peter Hurley <peter@hurleysoftware.com> > Reported-by: Huang Shijie <b32955@freescale.com> > Signed-off-by: Felipe Balbi <balbi@ti.com> > --- > drivers/bluetooth/hci_ldisc.c | 24 +++++++++++++++++++----- > drivers/bluetooth/hci_uart.h | 1 + > 2 files changed, 20 insertions(+), 5 deletions(-)
I hope these are not causing any conflicts with bluetooth-next / linux-next. If not, then I can let Greg take it through tty-next tree.
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Regards
Marcel
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