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Following arm64-support to development branch

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This includes the following fixes:
* fix build of arch/arm64/kernel/vdso

Change-Id: I73b05034d29f7f8731ac17f9736edbba4fb2c639
This commit is contained in:
Takehiro Shiratori
2019-01-30 16:27:03 +09:00
committed by Dominique Martinet
parent e52d748744
commit d4d78e9c61
66 changed files with 3110 additions and 1209 deletions
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8
arch/arm64/kernel/include/arch/cpu.h
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@@ -1,4 +1,4 @@
/* cpu.h COPYRIGHT FUJITSU LIMITED 2016-2017 */
/* cpu.h COPYRIGHT FUJITSU LIMITED 2016-2018 */
#ifndef __HEADER_ARM64_ARCH_CPU_H
#define __HEADER_ARM64_ARCH_CPU_H
@@ -12,6 +12,8 @@
#define dmb(opt) asm volatile("dmb " #opt : : : "memory")
#define dsb(opt) asm volatile("dsb " #opt : : : "memory")
#include <registers.h>
#define mb() dsb(sy)
#define rmb() dsb(ld)
#define wmb() dsb(st)
@@ -69,12 +71,10 @@ do { \
#define smp_mb__before_atomic() smp_mb()
#define smp_mb__after_atomic() smp_mb()
/* @ref.impl linux-linaro/arch/arm64/include/asm/arch_timer.h::arch_counter_get_cntvct */
#define read_tsc() \
({ \
unsigned long cval; \
isb(); \
asm volatile("mrs %0, cntvct_el0" : "=r" (cval)); \
cval = rdtsc(); \
cval; \
})