lkml.org 
[lkml]   [2021]   [Mar]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: The killing of ideal_nops[]
On Tue, Mar 09, 2021 at 12:05:19PM -0500, Steven Rostedt wrote:
> On Tue, 9 Mar 2021 17:58:17 +0100
> Peter Zijlstra <peterz@infradead.org> wrote:
>
> > Hi,
> >
> > AFAICT everything made in the past 10 years ends up using p6_nops. Is it
> > time to kill off ideal_nops[] and simplify life?
> >
>
> Well, the one bug that was reported recently was due to a box that uses a
> different "ideal_nops" than p6_nops. Perhaps we should ask him if there's
> any noticeable difference between using p6_nops for every function than the
> ideal_nops that as found for that box.

If the machine is more than a decade old, I'm not really caring about
optimal performance. If it is 32bit, I really couldn't be arsed as long
as it boots.

\
 
 \ /
  Last update: 2021-03-09 22:25    [W:0.120 / U:0.920 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site