From e81ee637e4aed723f71007c90a901268317ed6d6 Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Mon, 25 Sep 2006 12:51:41 +0200 Subject: usb-serial: possible irq lock inversion (PPP vs. usb/serial) ========================================================= [ INFO: possible irq lock inversion dependency detected ] --- drivers/usb/serial/keyspan_pda.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/usb/serial/keyspan_pda.c') diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c index 49b8dc039d1f..59e777f1e8fd 100644 --- a/drivers/usb/serial/keyspan_pda.c +++ b/drivers/usb/serial/keyspan_pda.c @@ -518,13 +518,13 @@ static int keyspan_pda_write(struct usb_serial_port *port, the TX urb is in-flight (wait until it completes) the device is full (wait until it says there is room) */ - spin_lock(&port->lock); + spin_lock_bh(&port->lock); if (port->write_urb_busy || priv->tx_throttled) { - spin_unlock(&port->lock); + spin_unlock_bh(&port->lock); return 0; } port->write_urb_busy = 1; - spin_unlock(&port->lock); + spin_unlock_bh(&port->lock); /* At this point the URB is in our control, nobody else can submit it again (the only sudden transition was the one from EINPROGRESS to -- cgit v1.2.3