lkml.org 
[lkml]   [2015]   [Jan]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] mm: vmscan: fix the page state calculation in too_many_isolated
On 01/13/2015 09:39 PM, Johannes Weiner wrote:
> On Tue, Jan 13, 2015 at 04:37:27PM +0530, Vinayak Menon wrote:
>> @@ -1392,6 +1392,44 @@ int isolate_lru_page(struct page *page)
>> return ret;
>> }
>>
>> +static int __too_many_isolated(struct zone *zone, int file,
>> + struct scan_control *sc, int safe)
>> +{
>> + unsigned long inactive, isolated;
>> +
>> + if (file) {
>> + if (safe) {
>> + inactive = zone_page_state_snapshot(zone,
>> + NR_INACTIVE_FILE);
>> + isolated = zone_page_state_snapshot(zone,
>> + NR_ISOLATED_FILE);
>> + } else {
>> + inactive = zone_page_state(zone, NR_INACTIVE_FILE);
>> + isolated = zone_page_state(zone, NR_ISOLATED_FILE);
>> + }
>> + } else {
>> + if (safe) {
>> + inactive = zone_page_state_snapshot(zone,
>> + NR_INACTIVE_ANON);
>> + isolated = zone_page_state_snapshot(zone,
>> + NR_ISOLATED_ANON);
>> + } else {
>> + inactive = zone_page_state(zone, NR_INACTIVE_ANON);
>> + isolated = zone_page_state(zone, NR_ISOLATED_ANON);
>> + }
>> + }
>
> if (safe) {
> inactive = zone_page_state_snapshot(zone, NR_INACTIVE_ANON + 2*file)
> isolated = zone_page_state_snapshot(zone, NR_ISOLATED_ANON + file)
> } else {
> inactive = zone_page_state(zone, NR_INACTIVE_ANON + 2*file)
> isolated = zone_page_state(zone, NR_ISOLATED_ANON + file)
> }
>

Ok. Will change that.

--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a
member of the Code Aurora Forum, hosted by The Linux Foundation


\
 
 \ /
  Last update: 2015-01-14 12:41    [W:0.051 / U:0.020 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site