@Ghazascanner
_2019runbot
Ghazascanner File Manager
server :Linux phpmyadmin-ubuntu-m-2vcpu-16gb-blr1-01 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 x86_64
Current Path :
/
usr
/
src
/
linux-headers-5.4.0-216
/
arch
/
arm
/
include
/
asm
/
Path :
Upload File :
New :
File
Dir
//usr/src/linux-headers-5.4.0-216/arch/arm/include/asm/percpu.h
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2012 Calxeda, Inc. */ #ifndef _ASM_ARM_PERCPU_H_ #define _ASM_ARM_PERCPU_H_ #include <asm/thread_info.h> /* * Same as asm-generic/percpu.h, except that we store the per cpu offset * in the TPIDRPRW. TPIDRPRW only exists on V6K and V7 */ #if defined(CONFIG_SMP) && !defined(CONFIG_CPU_V6) static inline void set_my_cpu_offset(unsigned long off) { /* Set TPIDRPRW */ asm volatile("mcr p15, 0, %0, c13, c0, 4" : : "r" (off) : "memory"); } static inline unsigned long __my_cpu_offset(void) { unsigned long off; /* * Read TPIDRPRW. * We want to allow caching the value, so avoid using volatile and * instead use a fake stack read to hazard against barrier(). */ asm("mrc p15, 0, %0, c13, c0, 4" : "=r" (off) : "Q" (*(const unsigned long *)current_stack_pointer)); return off; } #define __my_cpu_offset __my_cpu_offset() #else #define set_my_cpu_offset(x) do {} while(0) #endif /* CONFIG_SMP */ #include <asm-generic/percpu.h> #endif /* _ASM_ARM_PERCPU_H_ */