From: Peter Zijlstra Date: Mon, 15 Nov 2010 20:11:12 +0000 (+0100) Subject: serial8250: Mark console as CON_ANYTIME X-Git-Tag: v4.13~16763^2~5 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=a80c49dbb6cd389fd5b0d79f850b56322475d00b;p=mirror_ubuntu-bionic-kernel.git serial8250: Mark console as CON_ANYTIME While trying to debug a cpu-hotplug issue I noticed printk() stopped working once the cpu got marked offline, since the 8250 serial console doesn't have any per-cpu resources the CON_ANYTIME bit is the safe and documented way to make it work again. Signed-off-by: Peter Zijlstra Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index 4d8e14b7aa93..09a550860dcf 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -2872,7 +2872,7 @@ static struct console serial8250_console = { .device = uart_console_device, .setup = serial8250_console_setup, .early_setup = serial8250_console_early_setup, - .flags = CON_PRINTBUFFER, + .flags = CON_PRINTBUFFER | CON_ANYTIME, .index = -1, .data = &serial8250_reg, };