Merge "lmkd: Do not set soft_limit_in_bytes on high-end devices" (a7084943) · Commits · e / os / android_system_core

lmkd/lmkd.c

+49 −39

Original line number	Diff line number	Diff line
		@@ -472,6 +472,7 @@ static void cmd_procprio(LMKD_CTRL_PACKET packet) {
		return;
		}

		if (low_ram_device) {
		if (params.oomadj >= 900) {
		soft_limit_mult = 0;
		} else if (params.oomadj >= 800) {
		@@ -500,7 +501,8 @@ static void cmd_procprio(LMKD_CTRL_PACKET packet) {
		soft_limit_mult = 64;
		}

		snprintf(path, sizeof(path), MEMCG_SYSFS_PATH "apps/uid_%d/pid_%d/memory.soft_limit_in_bytes",
		snprintf(path, sizeof(path), MEMCG_SYSFS_PATH
		"apps/uid_%d/pid_%d/memory.soft_limit_in_bytes",
		params.uid, params.pid);
		snprintf(val, sizeof(val), "%d", soft_limit_mult * EIGHT_MEGA);

		@@ -512,6 +514,7 @@ static void cmd_procprio(LMKD_CTRL_PACKET packet) {
		(pwdrec = getpwnam("system")) != NULL &&
		params.uid == pwdrec->pw_uid);
		writefilestring(path, val, !is_system_server);
		}

		procp = pid_lookup(params.pid);
		if (!procp) {
		@@ -1150,8 +1153,15 @@ static void mp_event_common(int data, uint32_t events __unused) {
		}
		}

		if (min_score_adj == OOM_SCORE_ADJ_MAX + 1)
		if (min_score_adj == OOM_SCORE_ADJ_MAX + 1) {
		if (debug_process_killing) {
		ALOGI("Ignore %s memory pressure event "
		"(free memory=%ldkB, cache=%ldkB, limit=%ldkB)",
		level_name[level], other_free * page_k, other_file * page_k,
		(long)lowmem_minfree[lowmem_targets_size - 1] * page_k);
		}
		return;
		}

		/* Free up enough pages to push over the highest minfree level */
		pages_to_free = lowmem_minfree[lowmem_targets_size - 1] -