reboot/kexec in 2.6.38

Cyril Hrubis metan at ucw.cz
Tue Apr 12 10:43:30 EDT 2011


Hi!
> >> I think it's config issue. Never heard of this.
> >
> > I've just compiled and booted 2.6.38. The kernel boots without problems when
> > flashed in. But I've had no success with kexec, the last lines I see are:
> >
> > Starting new kernel
> 
> Enable early_printk to a serial port if you can.
> 
> There is definitely an issue in 2.6.38 where kdump doesn't work, that
> right now looks like a memblock issue.

Finaly got time to solder serial adapter...

And now, after I configured kernel to print to both ttyS0 serial console and
tty0 the kexec started to work.

-- 
metan



More information about the kexec mailing list