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From:   Thierry Reding <thierry.reding@gmail.com>
To:     Russell King <linux@armlinux.org.uk>, arm@kernel.org
Cc:     Arnd Bergmann <arnd@arndb.de>, Olof Johansson <olof@lixom.net>,
        Guenter Roeck <linux@roeck-us.net>,
        Stefan Agner <stefan@agner.ch>,
        Wolfram Sang <wsa+renesas@sang-engineering.com>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
        Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH 5/6] ARM64: Remove arm_pm_restart()
Date:   Tue, 15 Oct 2019 16:51:46 +0200
Message-Id: <20191015145147.1106247-6-thierry.reding@gmail.com>
In-Reply-To: <20191015145147.1106247-1-thierry.reding@gmail.com>
References: <20191015145147.1106247-1-thierry.reding@gmail.com>
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From: Guenter Roeck <linux@roeck-us.net>

All users of arm_pm_restart() have been converted to use the kernel
restart handler.

Acked-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---
 arch/arm64/include/asm/system_misc.h | 2 --
 arch/arm64/kernel/process.c          | 7 +------
 2 files changed, 1 insertion(+), 8 deletions(-)

diff --git a/arch/arm64/include/asm/system_misc.h b/arch/arm64/include/asm/system_misc.h
index 1ab63cfbbaf1..d02c5e5ea015 100644
--- a/arch/arm64/include/asm/system_misc.h
+++ b/arch/arm64/include/asm/system_misc.h
@@ -32,8 +32,6 @@ void hook_debug_fault_code(int nr, int (*fn)(unsigned long, unsigned int,
 struct mm_struct;
 extern void __show_regs(struct pt_regs *);
 
-extern void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd);
-
 #endif	/* __ASSEMBLY__ */
 
 #endif	/* __ASM_SYSTEM_MISC_H */
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index a47462def04b..f11d2b261b4e 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -64,8 +64,6 @@ EXPORT_SYMBOL(__stack_chk_guard);
 void (*pm_power_off)(void);
 EXPORT_SYMBOL_GPL(pm_power_off);
 
-void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd);
-
 static void __cpu_do_idle(void)
 {
 	dsb(sy);
@@ -195,10 +193,7 @@ void machine_restart(char *cmd)
 		efi_reboot(reboot_mode, NULL);
 
 	/* Now call the architecture specific reboot code. */
-	if (arm_pm_restart)
-		arm_pm_restart(reboot_mode, cmd);
-	else
-		do_kernel_restart(cmd);
+	do_kernel_restart(cmd);
 
 	/*
 	 * Whoops - the architecture was unable to reboot.
-- 
2.23.0