lkml.org 
[lkml]   [1998]   [Dec]   [31]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: 2.2.0pre1 OOPS on boot.
Date
Followup to:  <Pine.LNX.3.95.981230105754.6194F-100000@penguin.transmeta.com>
By author: Linus Torvalds <torvalds@transmeta.com>
In newsgroup: linux.dev.kernel
>
> The "rdtsc" thing _is_ needed even for UP systems.
>
> Look at the code generated for do_gettimeofday() some time - it's a
> worthwhile optimization to do statically.
>
> (And if you wonder why I care about gettimeofday(), just look at the
> system call distribution for a lot of programs, including most X
> programs).
>
> As I mentioned in my email, it may be a valid thing to expand the choices
> a bit (ie add a choice between i486 and i586), but the static "rdtsc"
> thing definitely stays.
>

Not only that, but it is friggin' vital for a time server.

-hpa
--
PGP: 2047/2A960705 BA 03 D3 2C 14 A8 A8 BD 1E DF FE 69 EE 35 BD 74
See http://www.zytor.com/~hpa/ for web page and full PGP public key
I am Bahá'í -- ask me about it or see http://www.bahai.org/
"To love another person is to see the face of God." -- Les Misérables

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:46    [W:0.112 / U:1.712 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site