xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ANDROID: vendor_hooks: tune reclaim swappiness or scan type

Browse Source 
Add hooks for reclaim

Bug: 185438290
Change-Id: Ib9eec302b1df4da7e98c77b94541af28c34a8613
Signed-off-by: xiaofeng <xiaofeng5@xiaomi.com>
This commit is contained in:
xiaofeng
2021-04-15 15:02:58 +08:00
committed by Hridya Valsaraju
parent edb1a85895
commit 35dafe72dd
3 changed files with 29 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
mm/vmscan.c
View File

@@ -63,6 +63,9 @@
#define CREATE_TRACE_POINTS
#include <trace/events/vmscan.h>
#undef CREATE_TRACE_POINTS
#include <trace/hooks/vmscan.h>
struct scan_control {
/* How many pages shrink_list() should reclaim */
unsigned long nr_to_reclaim;
@@ -2267,6 +2270,7 @@ static void get_scan_count(struct lruvec *lruvec, struct scan_control *sc,
goto out;
}
trace_android_vh_tune_swappiness(&swappiness);
/*
* Global reclaim will swap to prevent OOM even with no
* swappiness, but memcg users want to use this knob to
@@ -2337,6 +2341,7 @@ static void get_scan_count(struct lruvec *lruvec, struct scan_control *sc,
fraction[1] = fp;
denominator = ap + fp;
out:
trace_android_vh_tune_scan_type((char *)(&scan_balance));
for_each_evictable_lru(lru) {
int file = is_file_lru(lru);
unsigned long lruvec_size;