5.15-stable review patch. If anyone has any objections, please let me know.
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From: Greg Kroah-Hartman gregkh@linuxfoundation.org
commit 718632467d88e98816fa01ab12681ef1c2aa56f8 upstream.
This reverts commit 3791ea69a4858b81e0277f695ca40f5aae40f312.
It was reported to cause boot-time issues, so revert it for now.
Reported-by: Geert Uytterhoeven geert@linux-m68k.org Fixes: 3791ea69a485 ("serial: sh-sci: Clean sci_ports[0] after at earlycon exit") Cc: stable stable@kernel.org Cc: Claudiu Beznea claudiu.beznea.uj@bp.renesas.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/tty/serial/sh-sci.c | 28 ---------------------------- 1 file changed, 28 deletions(-)
--- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -3433,32 +3433,6 @@ sh_early_platform_init_buffer("earlyprin #ifdef CONFIG_SERIAL_SH_SCI_EARLYCON static struct plat_sci_port port_cfg __initdata;
-static int early_console_exit(struct console *co) -{ - struct sci_port *sci_port = &sci_ports[0]; - struct uart_port *port = &sci_port->port; - unsigned long flags; - int locked = 1; - - if (port->sysrq) - locked = 0; - else if (oops_in_progress) - locked = uart_port_trylock_irqsave(port, &flags); - else - uart_port_lock_irqsave(port, &flags); - - /* - * Clean the slot used by earlycon. A new SCI device might - * map to this slot. - */ - memset(sci_ports, 0, sizeof(*sci_port)); - - if (locked) - uart_port_unlock_irqrestore(port, flags); - - return 0; -} - static int __init early_console_setup(struct earlycon_device *device, int type) { @@ -3477,8 +3451,6 @@ static int __init early_console_setup(st SCSCR_RE | SCSCR_TE | port_cfg.scscr);
device->con->write = serial_console_write; - device->con->exit = early_console_exit; - return 0; } static int __init sci_early_console_setup(struct earlycon_device *device,