mirror of https://github.com/OpenIPC/firmware.git
36 lines
1.4 KiB
Diff
36 lines
1.4 KiB
Diff
diff -drupN a/include/linux/cpu.h b/include/linux/cpu.h
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--- a/include/linux/cpu.h 2018-08-06 17:23:04.000000000 +0300
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+++ b/include/linux/cpu.h 2022-06-12 05:28:14.000000000 +0300
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@@ -72,6 +72,10 @@ struct notifier_block;
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#define CPU_DEAD 0x0007 /* CPU (unsigned)v dead */
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#define CPU_POST_DEAD 0x0009 /* CPU (unsigned)v dead, cpu_hotplug
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* lock is dropped */
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+#define CPU_STARTING 0x000A /* CPU (unsigned)v soon running.
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+ * Called on the new cpu, just before
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+ * enabling interrupts. Must not sleep,
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+ * must not fail */
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#define CPU_BROKEN 0x000B /* CPU (unsigned)v did not die properly,
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* perhaps due to preemption. */
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@@ -86,6 +90,8 @@ struct notifier_block;
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#define CPU_DOWN_PREPARE_FROZEN (CPU_DOWN_PREPARE | CPU_TASKS_FROZEN)
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#define CPU_DOWN_FAILED_FROZEN (CPU_DOWN_FAILED | CPU_TASKS_FROZEN)
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#define CPU_DEAD_FROZEN (CPU_DEAD | CPU_TASKS_FROZEN)
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+#define CPU_DYING_FROZEN (CPU_DYING | CPU_TASKS_FROZEN)
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+#define CPU_STARTING_FROZEN (CPU_STARTING | CPU_TASKS_FROZEN)
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#ifdef CONFIG_SMP
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extern bool cpuhp_tasks_frozen;
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@@ -255,4 +261,11 @@ void cpuhp_report_idle_dead(void);
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static inline void cpuhp_report_idle_dead(void) { }
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#endif /* #ifdef CONFIG_HOTPLUG_CPU */
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+#define IDLE_START 1
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+#define IDLE_END 2
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+
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+void idle_notifier_register(struct notifier_block *n);
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+void idle_notifier_unregister(struct notifier_block *n);
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+void idle_notifier_call_chain(unsigned long val);
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+
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#endif /* _LINUX_CPU_H_ */
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