isicom, fix locking in isr 2 spin_unlocks are omitted in the interrupt handler. Put them there to fix up deadlocking on UP.
Signed-off-by: Jiri Slaby <[EMAIL PROTECTED]> --- commit f2d37e8d3de070f8cda48a454f7b991d29b310be tree 23027dcdc3215fbb488577edb9610322956edb0b parent 5df5a993999b94d728cedfa669eba2b0b58e16d7 author Jiri Slaby <[EMAIL PROTECTED]> Wed, 13 Dec 2006 23:10:48 +0100 committer Jiri Slaby <[EMAIL PROTECTED]> Fri, 15 Dec 2006 20:29:34 +0059 drivers/char/isicom.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/char/isicom.c b/drivers/char/isicom.c index 0362740..836e967 100644 --- a/drivers/char/isicom.c +++ b/drivers/char/isicom.c @@ -563,6 +563,7 @@ static irqreturn_t isicom_interrupt(int irq, void *dev_id) port = card->ports + channel; if (!(port->flags & ASYNC_INITIALIZED)) { outw(0x0000, base+0x04); /* enable interrupts */ + spin_unlock(&card->card_lock); return IRQ_HANDLED; } @@ -677,6 +678,7 @@ static irqreturn_t isicom_interrupt(int irq, void *dev_id) tty_flip_buffer_push(tty); } outw(0x0000, base+0x04); /* enable interrupts */ + spin_unlock(&card->card_lock); return IRQ_HANDLED; } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/