lkml.org 
[lkml]   [2018]   [Mar]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v3] x86,sched: allow topologies where NUMA nodes share an LLC
From
Date
On 03/29/2018 09:09 AM, Peter Zijlstra wrote:
> On Thu, Mar 29, 2018 at 07:34:58AM -0700, Dave Hansen wrote:
>> What should we say, though?
>>
>> /*
>> * false means 'c' does not share the LLC of 'o'.
>> * Note: this decision gets reflected all the way
>> * out to userspace
>> */
>> return false;
> That works, I suppose. You might want to put in a refernce to wherever
> it is you shrink llc-size such that cache-per-cpu remains invariant.

Hmm, if we shrink llc-size by splitting it, do we also need to create a
unique "id" for each slice?

\
 
 \ /
  Last update: 2018-03-29 18:26    [W:0.042 / U:0.536 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site