lkml.org 
[lkml]   [2017]   [Sep]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 2/3] mm: Handle numa statistics distinctively based-on different VM stats modes
From
Date
On 09/17/2017 08:07 PM, kemi wrote:
>>> + if (vmstat_mode) {
>>> + if (vmstat_mode == VMSTAT_COARSE_MODE)
>>> + return;
>>> + } else if (disable_zone_statistics)
>>> + return;
>>> +
>>> if (z->node != numa_node_id())
>>> local_stat = NUMA_OTHER;
>>
>> A jump label could make this completely out of the way for the case
>> where every single cycle matters.
>
> Could you be more explicit for how to implement it here. Thanks very much.

Take a look at include/linux/jump_label.h.



\
 
 \ /
  Last update: 2017-09-18 06:14    [W:0.048 / U:10.096 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site