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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 <zhouohuacai@oppo.com>
Signed-off-by: Oven <liyangouwen1@oppo.com>
(cherry picked from commit 577f73412f579ef493e8e67795b3fd93f1a47dfd)
This commit is contained in:
zhouhuacai
2021-04-29 17:23:05 +08:00
committed by Kalesh Singh
parent 8de5430cb7
commit 0226fc2e18
3 changed files with 6 additions and 0 deletions
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1
drivers/android/vendor_hooks.c
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@@ -460,3 +460,4 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_page_cache_forced_ra);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_alloc_pages_reclaim_bypass);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_alloc_pages_failure_bypass);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_cpufreq_acct_update_power);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_tune_inactive_ratio);

3
include/trace/hooks/vmscan.h
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@@ -48,6 +48,9 @@ DECLARE_HOOK(android_vh_do_shrink_slab,
DECLARE_HOOK(android_vh_tune_memcg_scan_type,
TP_PROTO(struct mem_cgroup *memcg, char *scan_type),
TP_ARGS(memcg, scan_type));
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>

2
mm/vmscan.c
View File

@@ -2611,6 +2611,8 @@ 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;
}