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lmkd: Fix do not kill perceptible apps due to low swap if above min wmark 

Fix code logic to obey our intetion of not killing perceptible apps
due to low swap if above min wmark.

Bug: 155709603
Test: boot
Signed-off-by: Martin Liu <liumartin@google.com>
Merged-In: Ifc09c2a1fe7e21faa096988f471644f63951d81c
Change-Id: Ifc09c2a1fe7e21faa096988f471644f63951d81c
This commit is contained in:
Martin Liu 2020-06-02 13:05:51 +08:00
parent 7afa463978
commit dfc73bc2fe
1 changed files with 2 additions and 2 deletions
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4
lmkd.cpp
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@ -2387,7 +2387,7 @@ static void mp_event_psi(int data, uint32_t events, struct polling_params *poll_
"kB < %" PRId64 "kB) and thrashing (%" PRId64 "%%)", "kB < %" PRId64 "kB) and thrashing (%" PRId64 "%%)",
mi.field.free_swap * page_k, swap_low_threshold * page_k, thrashing); mi.field.free_swap * page_k, swap_low_threshold * page_k, thrashing);
/* Do not kill perceptible apps unless below min watermark */ /* Do not kill perceptible apps unless below min watermark */
if (wmark < WMARK_LOW) { if (wmark > WMARK_MIN) {
min_score_adj = PERCEPTIBLE_APP_ADJ + 1; min_score_adj = PERCEPTIBLE_APP_ADJ + 1;
} }
} else if (swap_is_low && wmark < WMARK_HIGH) { } else if (swap_is_low && wmark < WMARK_HIGH) {
@ -2397,7 +2397,7 @@ static void mp_event_psi(int data, uint32_t events, struct polling_params *poll_
PRId64 "kB < %" PRId64 "kB)", wmark > WMARK_LOW ? "min" : "low", PRId64 "kB < %" PRId64 "kB)", wmark > WMARK_LOW ? "min" : "low",
mi.field.free_swap * page_k, swap_low_threshold * page_k); mi.field.free_swap * page_k, swap_low_threshold * page_k);
/* Do not kill perceptible apps unless below min watermark */ /* Do not kill perceptible apps unless below min watermark */
if (wmark < WMARK_LOW) { if (wmark > WMARK_MIN) {
min_score_adj = PERCEPTIBLE_APP_ADJ + 1; min_score_adj = PERCEPTIBLE_APP_ADJ + 1;
} }
} else if (wmark < WMARK_HIGH && thrashing > thrashing_limit) { } else if (wmark < WMARK_HIGH && thrashing > thrashing_limit) {