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SubjectRe: serial console (was Re: [patch] printk from userspace)
In article <>,
Arkadiusz Miskiewicz <misiek@pld.ORG.PL> wrote:
>btw. is there any reason to not display initscripts messages
>on all consoles in such setup:
>append="console=tty0 console=ttyS0,57600n8"

Yes. It is not implemented in the kernel and it would not
be trivial to do so (or even wanted)

>kernel messages are available on both - tty0 and ttyS0 while
>userspace messages (from initscripts) only on last specified
>- in such case ttyS0.

That's because printk() in the kernel uses a very different codepath than
the userland write(console, "hello")


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