enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/arch/arm/common/bL_switcher.c
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@@ -1,12 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * arch/arm/common/bL_switcher.c -- big.LITTLE cluster switcher core driver
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  *
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  * Created by:	Nicolas Pitre, March 2012
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  * Copyright:	(C) 2012-2013  Linaro Limited
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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  */
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 #include <linux/atomic.h>
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@@ -273,12 +270,11 @@
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 static int bL_switcher_thread(void *arg)
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 {
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 	struct bL_thread *t = arg;
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-	struct sched_param param = { .sched_priority = 1 };
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 	int cluster;
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 	bL_switch_completion_handler completer;
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 	void *completer_cookie;
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-	sched_setscheduler_nocheck(current, SCHED_FIFO, &param);
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+	sched_set_fifo_low(current);
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 	complete(&t->started);
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 	do {
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@@ -542,16 +538,14 @@
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 int bL_switcher_trace_trigger(void)
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 {
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-	int ret;
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-
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 	preempt_disable();
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 	bL_switcher_trace_trigger_cpu(NULL);
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-	ret = smp_call_function(bL_switcher_trace_trigger_cpu, NULL, true);
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+	smp_call_function(bL_switcher_trace_trigger_cpu, NULL, true);
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545
 
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 	preempt_enable();
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-	return ret;
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+	return 0;
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 }
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 EXPORT_SYMBOL_GPL(bL_switcher_trace_trigger);
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