lkml.org 
[lkml]   [2010]   [Apr]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 4/5] kgdb: Use atomic operators which use barriers
On Fri, Apr 02, 2010 at 12:43:00PM -0700, Linus Torvalds wrote:
> Russell is wrong.

Actually, in future threads you end up agreeing with my position...

> The fact that maybe some ARM6 cache coherency implementation is pure and
> utter sh*t and never sees the changes without the same instruction that
> happens to be a memory barrier on that architecture does not make that
> cpu_relax() any more about memory barriers.

I'm not going to discuss it now; I'm on holiday. Wait until mid-next
week on this and I'll respond with a fuller reply.


\
 
 \ /
  Last update: 2010-04-03 00:29    [W:0.125 / U:0.648 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site