ipack/devices/ipoctal: ack IRQ before processing it
authorSamuel Iglesias Gonsalvez <siglesias@igalia.com>
Mon, 10 Dec 2012 10:50:04 +0000 (11:50 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 16 Jan 2013 02:24:38 +0000 (18:24 -0800)
Due to the IRQ processing, we can generate another IRQ that can come before we
end the previous one, so we lost it. E.g. when transmitting a character.

To allow the processing in SMP machines, we ack the IRQ at the beginning of the
IRQ handler.

Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/ipack/devices/ipoctal.c

Simple merge