Displaying 1 result from an estimated 1 matches for "serial8250_start_tx".
2009 Feb 04
12
Serial console hangs with Linux 2.6.20 HVM guest
I am seeing a problem with the Xen emulated serial console. When
running a Linux 2.6.20 HVM guest that has CONFIG_HOTPLUG_CPU=n, the
guest blocks on output to the console until it receives input keypresses
from `xm console`. This prevents the guest from booting up without
banging on some keys, and makes interactive use of the console
difficult.
By bisecting Linux kernel commits, I found that