From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/arch/arm64/include/asm/cpu_ops.h | 26 +++++++++-----------------
1 files changed, 9 insertions(+), 17 deletions(-)
diff --git a/kernel/arch/arm64/include/asm/cpu_ops.h b/kernel/arch/arm64/include/asm/cpu_ops.h
index 8f03446..e95c4df 100644
--- a/kernel/arch/arm64/include/asm/cpu_ops.h
+++ b/kernel/arch/arm64/include/asm/cpu_ops.h
@@ -1,17 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2013 ARM Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ASM_CPU_OPS_H
#define __ASM_CPU_OPS_H
@@ -32,8 +21,10 @@
* mechanism for doing so, tests whether it is possible to boot
* the given CPU.
* @cpu_boot: Boots a cpu into the kernel.
- * @cpu_postboot: Optionally, perform any post-boot cleanup or necesary
+ * @cpu_postboot: Optionally, perform any post-boot cleanup or necessary
* synchronisation. Called from the cpu being booted.
+ * @cpu_can_disable: Determines whether a CPU can be disabled based on
+ * mechanism-specific information.
* @cpu_disable: Prepares a cpu to die. May fail for some mechanism-specific
* reason, which will cause the hot unplug to be aborted. Called
* from the cpu to be killed.
@@ -53,6 +44,7 @@
int (*cpu_boot)(unsigned int);
void (*cpu_postboot)(void);
#ifdef CONFIG_HOTPLUG_CPU
+ bool (*cpu_can_disable)(unsigned int cpu);
int (*cpu_disable)(unsigned int cpu);
void (*cpu_die)(unsigned int cpu);
int (*cpu_kill)(unsigned int cpu);
@@ -63,12 +55,12 @@
#endif
};
-extern const struct cpu_operations *cpu_ops[NR_CPUS];
-int __init cpu_read_ops(int cpu);
+int __init init_cpu_ops(int cpu);
+extern const struct cpu_operations *get_cpu_ops(int cpu);
-static inline void __init cpu_read_bootcpu_ops(void)
+static inline void __init init_bootcpu_ops(void)
{
- cpu_read_ops(0);
+ init_cpu_ops(0);
}
#endif /* ifndef __ASM_CPU_OPS_H */
--
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