diff options
Diffstat (limited to 'arch/arm/include/asm/processor.h')
| -rw-r--r-- | arch/arm/include/asm/processor.h | 26 |
1 files changed, 7 insertions, 19 deletions
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h index 120f4c9bbfde..326864f79d18 100644 --- a/arch/arm/include/asm/processor.h +++ b/arch/arm/include/asm/processor.h @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/processor.h * * Copyright (C) 1995-1999 Russell King - * - * 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. */ #ifndef __ASM_ARM_PROCESSOR_H @@ -17,6 +14,7 @@ #include <asm/ptrace.h> #include <asm/types.h> #include <asm/unified.h> +#include <asm/vdso/processor.h> #ifdef __KERNEL__ #define STACK_TOP ((current->personality & ADDR_LIMIT_32BIT) ? \ @@ -83,16 +81,7 @@ static inline void arch_thread_struct_whitelist(unsigned long *offset, /* Forward declaration, a strange C thing */ struct task_struct; -/* Free all resources held by a thread. */ -extern void release_thread(struct task_struct *); - -unsigned long get_wchan(struct task_struct *p); - -#if __LINUX_ARM_ARCH__ == 6 || defined(CONFIG_ARM_ERRATA_754327) -#define cpu_relax() smp_mb() -#else -#define cpu_relax() barrier() -#endif +unsigned long __get_wchan(struct task_struct *p); #define task_pt_regs(p) \ ((struct pt_regs *)(THREAD_START_SP + task_stack_page(p)) - 1) @@ -104,7 +93,8 @@ unsigned long get_wchan(struct task_struct *p); #define __ALT_SMP_ASM(smp, up) \ "9998: " smp "\n" \ " .pushsection \".alt.smp.init\", \"a\"\n" \ - " .long 9998b\n" \ + " .align 2\n" \ + " .long 9998b - .\n" \ " " up "\n" \ " .popsection\n" #else @@ -131,16 +121,14 @@ static inline void prefetchw(const void *ptr) __asm__ __volatile__( ".arch_extension mp\n" __ALT_SMP_ASM( - WASM(pldw) "\t%a0", - WASM(pld) "\t%a0" + "pldw\t%a0", + "pld\t%a0" ) :: "p" (ptr)); } #endif #endif -#define HAVE_ARCH_PICK_MMAP_LAYOUT - #endif #endif /* __ASM_ARM_PROCESSOR_H */ |