lkml.org 
[lkml]   [2016]   [Oct]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: CONFIG_VMAP_STACK, on-stack struct, and wake_up_bit
----- Original Message -----
| On Wed, Oct 26, 2016 at 11:04 AM, Bob Peterson <rpeterso@redhat.com> wrote:
| >
| > I can test it for you, if you give me about an hour.

Sorry. I guess I underestimated the time it takes to build a kernel
on my test box. It will take a little longer, but it's compiling now.

| I can definitely wait an hour, it would be lovely to see more testing.
| Especially if you have a NUMA machine and an interesting workload.

I'll see what I can cook up.

| And if you actually have that NUMA machine and a load that shows the
| page_waietutu effects, it would also be lovely if you can then
| _additionally_ test the patch that PeterZ wrote a few weeks ago, it
| was on the mm list about a month ago:
|
| Date: Thu, 29 Sep 2016 15:08:27 +0200
| From: Peter Zijlstra <peterz@infradead.org>
| Subject: Re: page_waitqueue() considered harmful
| Message-ID: <20160929130827.GX5016@twins.programming.kicks-ass.net>
|
| and if you don't find it I can forward it to you (Peter had a few
| versions, that latest one is the one that looked best).

I'll see what I can do, but first I'll check basic functionality
and report back.

Bob Peterson

\
 
 \ /
  Last update: 2016-10-26 21:12    [W:0.076 / U:1.156 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site