Re: [PATCH LINUX v3 07/10] tty: xuartps: Acquire port lock for shutdown
From: Peter Hurley <hidden>
Date: 2015-12-05 17:23:52
Also in:
linux-arm-kernel, lkml
On 11/21/2015 09:59 PM, Soren Brinkmann wrote:
Shutting down the UART port can happen while console operations are in progress. Holding the port lock serializes these operations and avoids the UART HW to be disabled in the middle of console prints.
Reviewed-by: Peter Hurley <redacted>