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ANDROID: vendor_hooks: tune reclaim inactive ratio

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Add hooks to apply oem's memory reclaim optimization

Bug: 186669330
Change-Id: I9a1c713bf3eea2823b2758ee44284a244b1ca7a1
Signed-off-by: zhouhuacai <zhouhuacai@oppo.com>
This commit is contained in:
zhouhuacai
2021-04-29 17:23:05 +08:00
committed by Kalesh Singh
parent 32124e310c
commit 577f73412f
3 changed files with 7 additions and 1 deletions
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1
drivers/android/vendor_hooks.c
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@@ -263,3 +263,4 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_dequeue_task_fair);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_prepare_update_load_avg_se);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_finish_update_load_avg_se);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_selinux_is_initialized);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_tune_inactive_ratio);

5
include/trace/hooks/vmscan.h
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@@ -19,6 +19,9 @@ DECLARE_HOOK(android_vh_tune_swappiness,
DECLARE_HOOK(android_vh_shrink_slab_bypass,
TP_PROTO(gfp_t gfp_mask, int nid, struct mem_cgroup *memcg, int priority, bool *bypass),
TP_ARGS(gfp_mask, nid, memcg, priority, bypass));
DECLARE_HOOK(android_vh_tune_inactive_ratio,
TP_PROTO(unsigned long *inactive_ratio, int file),
TP_ARGS(inactive_ratio, file))
#endif /* _TRACE_HOOK_VMSCAN_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
#include <trace/define_trace.h>

2
mm/vmscan.c
View File

@@ -2238,6 +2238,8 @@ static bool inactive_is_low(struct lruvec *lruvec, enum lru_list inactive_lru)
else
inactive_ratio = 1;
trace_android_vh_tune_inactive_ratio(&inactive_ratio, is_file_lru(inactive_lru));
return inactive * inactive_ratio < active;
}