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SubjectRe: "Re: [PATCH 0/2] Colored kernel output (run2)" + "`Subject:' usage"
Oleg Verych wrote:
> Hallo, Ingo.
>
> On Sun, Oct 07, 2007 at 08:07:07AM +0200, Ingo Molnar wrote:

>
> To clarify. `Scrollback' here is *useful* scrollback during early boot
> and OOPs (which is absent, AFAIK), "nothing like that" is coloring of the
> messages by loglevel.
>
>> even if it were true (which it isnt), that is not an argument against
>> including a useful change that exists now and that people are interested
>> in.
>
> Coloring isn't useful. If it was, it would be implemented ~16 years ago.

So anything that wasn't implemented a decade ago is not useful? Virtual
machines, software raid, fair scheduling, jumbo packets, SMT/SMP/NUMA
support, support for >4GB physical memory on x86, all fluff?
>
>> (and yes, i have implemented kernel console improvements in the past
>> and vga scrollback support was in fact amongst one of my first ever
>> Linux kernel hacks so your comment is doubly wrong.)
>
> This `scrollback' is usual late boot / console one. If fact useful,
> until first tty switch or if `screen` cannot be used. But for some
> reason if scrolling region (DECSTBM) is less than whole screen, nothing
> works. And if width set to odd number of columns
>
> `stty columns $((80-1))`
>
> whole output becomes somewhat funny.

I think by the time you get up enough to be running ill-advised commands
from shell, you are past "early boot." Your comments about scrollback
not working right if you break it are hopefully an attempt at humor.

--
Bill Davidsen <davidsen@tmr.com>
"We have more to fear from the bungling of the incompetent than from
the machinations of the wicked." - from Slashdot
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