Re: [PATCH] Fastwalk: reduce cacheline bouncing of d_count (Changelog@1.1024.1.11)

[Herbert Poetzl]

On Tue, Jul 08, 2003 at 04:20:14PM +0100, Alan Cox wrote:
> On Maw, 2003-07-08 at 16:00, Trond Myklebust wrote:
> > ...but I do agree with your comment. The patch I meant to refer to
> > (see revised title) does not appear in the 2.5.x tree either.
> > 
> > Have we BTW been shown any numbers that support the alleged benefits?
> > I may have missed those...
> 
> A while ago yes - on very big SMP boxes.
> 
> Its no big problem to me since I can just back it out of -ac

just curious, because I use this patch since early 2.4.20,
are there any reasons to 'back it out of -ac' for you?

anyway I totally agree that the NFS issue pointed out by 
Trond should be addressed ...

TIA,
Herbert