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From: Thomas Gleixner <tglx@linutronix.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: x86@kernel.org, Linus Torvalds <torvalds@linux-foundation.org>,
	Nikolay Borisov <nik.borisov@suse.com>,
	"Ahmed S. Darwish" <darwi@linutronix.de>,
	Arnd Bergmann <arnd@arndb.de>,
	Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	linux-mips@vger.kernel.org, Russell King <linux@armlinux.org.uk>,
	linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org,
	Huacai Chen <chenhuacai@kernel.org>,
	WANG Xuerui <kernel@xen0n.name>,
	loongarch@lists.linux.dev,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	linux-m68k@lists.linux-m68k.org,
	Yoshinori Sato <ysato@users.sourceforge.jp>,
	Rich Felker <dalias@libc.org>,
	John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>,
	linux-sh@vger.kernel.org, "David S. Miller" <davem@davemloft.net>,
	sparclinux@vger.kernel.org, Richard Weinberger <richard@nod.at>,
	Anton Ivanov <anton.ivanov@cambridgegreys.com>,
	Johannes Berg <johannes@sipsolutions.net>,
	linux-um@lists.infradead.org,
	Richard Henderson <richard.henderson@linaro.org>,
	"James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Chris Zankel <chris@zankel.net>,
	Tom Lendacky <thomas.lendacky@amd.com>
Subject: [patch 07/17] mips/cpu: Switch to arch_cpu_finalize_init()
Date: Wed, 14 Jun 2023 01:39:32 +0200 (CEST)	[thread overview]
Message-ID: <20230613224545.312438573@linutronix.de> (raw)
In-Reply-To: 20230613223827.532680283@linutronix.de

check_bugs() is about to be phased out. Switch over to the new
arch_cpu_finalize_init() implementation.

No functional change.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: linux-mips@vger.kernel.org
---
 arch/mips/Kconfig            |    1 +
 arch/mips/include/asm/bugs.h |   17 -----------------
 arch/mips/kernel/setup.c     |   13 +++++++++++++
 3 files changed, 14 insertions(+), 17 deletions(-)

--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -4,6 +4,7 @@ config MIPS
 	default y
 	select ARCH_32BIT_OFF_T if !64BIT
 	select ARCH_BINFMT_ELF_STATE if MIPS_FP_SUPPORT
+	select ARCH_HAS_CPU_FINALIZE_INIT
 	select ARCH_HAS_CURRENT_STACK_POINTER if !CC_IS_CLANG || CLANG_VERSION >= 140000
 	select ARCH_HAS_DEBUG_VIRTUAL if !64BIT
 	select ARCH_HAS_FORTIFY_SOURCE
--- a/arch/mips/include/asm/bugs.h
+++ b/arch/mips/include/asm/bugs.h
@@ -1,17 +1,11 @@
 /* SPDX-License-Identifier: GPL-2.0 */
 /*
- * This is included by init/main.c to check for architecture-dependent bugs.
- *
  * Copyright (C) 2007  Maciej W. Rozycki
- *
- * Needs:
- *	void check_bugs(void);
  */
 #ifndef _ASM_BUGS_H
 #define _ASM_BUGS_H
 
 #include <linux/bug.h>
-#include <linux/delay.h>
 #include <linux/smp.h>
 
 #include <asm/cpu.h>
@@ -24,17 +18,6 @@ extern void check_bugs64_early(void);
 extern void check_bugs32(void);
 extern void check_bugs64(void);
 
-static inline void __init check_bugs(void)
-{
-	unsigned int cpu = smp_processor_id();
-
-	cpu_data[cpu].udelay_val = loops_per_jiffy;
-	check_bugs32();
-
-	if (IS_ENABLED(CONFIG_CPU_R4X00_BUGS64))
-		check_bugs64();
-}
-
 static inline int r4k_daddiu_bug(void)
 {
 	if (!IS_ENABLED(CONFIG_CPU_R4X00_BUGS64))
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -11,6 +11,8 @@
  * Copyright (C) 2000, 2001, 2002, 2007	 Maciej W. Rozycki
  */
 #include <linux/init.h>
+#include <linux/cpu.h>
+#include <linux/delay.h>
 #include <linux/ioport.h>
 #include <linux/export.h>
 #include <linux/screen_info.h>
@@ -841,3 +843,14 @@ static int __init setnocoherentio(char *
 }
 early_param("nocoherentio", setnocoherentio);
 #endif
+
+void __init arch_cpu_finalize_init(void)
+{
+	unsigned int cpu = smp_processor_id();
+
+	cpu_data[cpu].udelay_val = loops_per_jiffy;
+	check_bugs32();
+
+	if (IS_ENABLED(CONFIG_CPU_R4X00_BUGS64))
+		check_bugs64();
+}


  parent reply	other threads:[~2023-06-13 23:40 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-13 23:39 [patch 00/17] init, treewide, x86: Cleanup check_bugs() and start sanitizing the x86 boot process Thomas Gleixner
2023-06-13 23:39 ` [patch 01/17] init: Provide arch_cpu_finalize_init() Thomas Gleixner
2023-06-14  9:28   ` Borislav Petkov
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-13 23:39 ` [patch 02/17] x86/cpu: Switch to arch_cpu_finalize_init() Thomas Gleixner
2023-06-14  9:53   ` Thomas Gleixner
2023-06-14 10:39     ` Borislav Petkov
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-13 23:39 ` [patch 03/17] ARM: cpu: " Thomas Gleixner
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-25 21:27   ` [patch 03/17] " Philippe Mathieu-Daudé
2023-06-13 23:39 ` [patch 04/17] ia64/cpu: " Thomas Gleixner
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-25 21:24   ` [patch 04/17] " Philippe Mathieu-Daudé
2023-06-13 23:39 ` [patch 05/17] loongarch/cpu: " Thomas Gleixner
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-25 21:24   ` [patch 05/17] " Philippe Mathieu-Daudé
2023-06-13 23:39 ` [patch 06/17] m68k/cpu: " Thomas Gleixner
2023-06-14  9:22   ` Geert Uytterhoeven
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-13 23:39 ` Thomas Gleixner [this message]
2023-06-16  9:24   ` [tip: x86/boot] mips/cpu: " tip-bot2 for Thomas Gleixner
2023-06-25 21:25   ` [patch 07/17] " Philippe Mathieu-Daudé
2023-06-13 23:39 ` [patch 08/17] sh/cpu: " Thomas Gleixner
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-25 21:29   ` [patch 08/17] " Philippe Mathieu-Daudé
2023-06-25 21:45   ` John Paul Adrian Glaubitz
2023-06-13 23:39 ` [patch 09/17] sparc/cpu: " Thomas Gleixner
2023-06-14 20:41   ` Sam Ravnborg
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-25 21:30   ` [patch 09/17] " Philippe Mathieu-Daudé
2023-06-13 23:39 ` [patch 10/17] um/cpu: " Thomas Gleixner
2023-06-14  6:51   ` Richard Weinberger
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-25 21:28   ` [patch 10/17] " Philippe Mathieu-Daudé
2023-06-13 23:39 ` [patch 11/17] init: Remove check_bugs() leftovers Thomas Gleixner
2023-06-14  6:14   ` Richard Henderson
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-25 21:31   ` [patch 11/17] " Philippe Mathieu-Daudé
2023-06-13 23:39 ` [patch 12/17] init: Invoke arch_cpu_finalize_init() earlier Thomas Gleixner
2023-06-15 21:44   ` Edgecombe, Rick P
2023-06-15 22:03     ` Thomas Gleixner
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-13 23:39 ` [patch 13/17] init, x86: Move mem_encrypt_init() into arch_cpu_finalize_init() Thomas Gleixner
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-21 17:12   ` [patch 13/17] " Tom Lendacky
2023-06-13 23:39 ` [patch 14/17] x86/init: Initialize signal frame size late Thomas Gleixner
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-13 23:39 ` [patch 15/17] x86/fpu: Remove cpuinfo argument from init functions Thomas Gleixner
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-13 23:39 ` [patch 16/17] x86/fpu: Mark init functions __init Thomas Gleixner
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-06-13 23:39 ` [patch 17/17] x86/fpu: Move FPU initialization into arch_cpu_finalize_init() Thomas Gleixner
2023-06-14  5:03   ` Chang S. Bae
2023-06-14  9:52     ` Thomas Gleixner
2023-06-16  9:24   ` [tip: x86/boot] " tip-bot2 for Thomas Gleixner
2023-09-01 17:30   ` [patch 17/17] " Guenter Roeck
2023-09-01 18:00     ` Nikolay Borisov
2023-09-01 18:21       ` Guenter Roeck
2023-09-01 18:02     ` Nikolay Borisov
2023-09-01 21:09       ` Guenter Roeck
2023-06-28  3:38 ` [patch 00/17] init, treewide, x86: Cleanup check_bugs() and start sanitizing the x86 boot process Jan Engelhardt

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