serial: 8250: Wait for irq to complete before shutdown
authorPeter Hurley <peter@hurleysoftware.com>
Sun, 10 Jan 2016 22:39:35 +0000 (14:39 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 28 Jan 2016 22:07:04 +0000 (14:07 -0800)
commit611e0d83a83724340d4bf0eed610af01401b2ff4
tree72d0dc8ca23c7c1664174c7e45c90ffb7892180d
parentd70a7b1626d64c8c57fb9258a81f427198b60700
serial: 8250: Wait for irq to complete before shutdown

After masking all interrupts, wait for the irq handler to complete
before continuing shutdown.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/8250/8250_port.c