Files
linux/drivers
Shubhrajyoti Datta 107475685a serial: uartps: Move the spinlock after the read of the tx empty
Currently we are doing a read of the status register.
Move the spinlock after that as the reads need not be spinlock
protected. This patch prevents relaxing the cpu with spinlock held.

Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-10 19:08:31 +02:00
..
2019-06-03 13:53:20 +02:00