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ANDROID: vendor_hook: Add hook in snapshot_refaults()

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Provide a vendor hook android_vh_snapshot_refaults to record the
refault statistics of WORKINGSET_RESTORE_ANON;

Bug: 234214858
Signed-off-by: Bing Han <bing.han@transsion.com>
Change-Id: I20eb5ea99bf21fa8ba34b45e87d2ab9e9cdca167
This commit is contained in:
Bing Han
2022-06-09 17:57:36 +08:00
committed by Treehugger Robot
parent 6b04959511
commit 6b7243da5e
3 changed files with 5 additions and 0 deletions
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mm/vmscan.c
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@@ -3085,6 +3085,7 @@ static void snapshot_refaults(struct mem_cgroup *target_memcg, pg_data_t *pgdat)
target_lruvec->refaults[0] = refaults;
refaults = lruvec_page_state(target_lruvec, WORKINGSET_ACTIVATE_FILE);
target_lruvec->refaults[1] = refaults;
trace_android_vh_snapshot_refaults(target_lruvec);
}
/*