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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/arch/powerpc/kernel/idle_e500.S
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@@ -1,13 +1,9 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /*
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  * Copyright (C) 2008 Freescale Semiconductor, Inc. All rights reserved.
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  * Dave Liu <daveliu@freescale.com>
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  * copy from idle_6xx.S and modify for e500 based processor,
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  * implement the power_save function in idle.
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License
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- * as published by the Free Software Foundation; either version
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- * 2 of the License, or (at your option) any later version.
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  */
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 #include <linux/threads.h>
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@@ -22,10 +18,9 @@
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 	.text
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 _GLOBAL(e500_idle)
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-	CURRENT_THREAD_INFO(r3, r1)
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-	lwz	r4,TI_LOCAL_FLAGS(r3)	/* set napping bit */
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+	lwz	r4,TI_LOCAL_FLAGS(r2)	/* set napping bit */
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 	ori	r4,r4,_TLF_NAPPING	/* so when we take an exception */
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-	stw	r4,TI_LOCAL_FLAGS(r3)	/* it will return to our caller */
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+	stw	r4,TI_LOCAL_FLAGS(r2)	/* it will return to our caller */
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 #ifdef CONFIG_PPC_E500MC
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 	wrteei	1
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@@ -88,11 +83,11 @@
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 	stw	r9,_NIP(r11)		/* make it do a blr */
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 #ifdef CONFIG_SMP
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-	CURRENT_THREAD_INFO(r12, r1)
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-	lwz	r11,TI_CPU(r12)		/* get cpu number * 4 */
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+	lwz	r11,TASK_CPU(r2)		/* get cpu number * 4 */
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 	slwi	r11,r11,2
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 #else
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 	li	r11,0
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 #endif
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 	b	transfer_to_handler_cont
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+_ASM_NOKPROBE_SYMBOL(power_save_ppc32_restore)