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Revert "serial: 8250: Let serial core initialise spin lock" 

This reverts commit 679193b7ba.

It appears that in QEmu the lock has been initialised differently
(it wasn't obvious on real hardware during testing). Let's
revert the change until the better approach will be developed.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200802111612.36189-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2020-08-02 14:16:12 +03:00 committed by Greg Kroah-Hartman
parent 679193b7ba
commit 81f0f78965
1 changed files with 1 additions and 0 deletions
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drivers/tty/serial/8250/8250_port.c
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@ -3194,6 +3194,7 @@ void serial8250_init_port(struct uart_8250_port *up)
{ {
struct uart_port *port = &up->port; struct uart_port *port = &up->port;
spin_lock_init(&port->lock);
port->ops = &serial8250_pops; port->ops = &serial8250_pops;
port->has_sysrq = IS_ENABLED(CONFIG_SERIAL_8250_CONSOLE); port->has_sysrq = IS_ENABLED(CONFIG_SERIAL_8250_CONSOLE);