diff options
Diffstat (limited to 'arch/riscv/include/asm')
| -rw-r--r-- | arch/riscv/include/asm/kasan.h | 3 | ||||
| -rw-r--r-- | arch/riscv/include/asm/kprobes.h | 2 | ||||
| -rw-r--r-- | arch/riscv/include/asm/processor.h | 2 | ||||
| -rw-r--r-- | arch/riscv/include/asm/syscall.h | 10 | ||||
| -rw-r--r-- | arch/riscv/include/asm/vdso.h | 18 |
5 files changed, 16 insertions, 19 deletions
diff --git a/arch/riscv/include/asm/kasan.h b/arch/riscv/include/asm/kasan.h index a2b3d9cdbc86..b00f503ec124 100644 --- a/arch/riscv/include/asm/kasan.h +++ b/arch/riscv/include/asm/kasan.h @@ -30,8 +30,7 @@ #define KASAN_SHADOW_SIZE (UL(1) << ((CONFIG_VA_BITS - 1) - KASAN_SHADOW_SCALE_SHIFT)) #define KASAN_SHADOW_START KERN_VIRT_START #define KASAN_SHADOW_END (KASAN_SHADOW_START + KASAN_SHADOW_SIZE) -#define KASAN_SHADOW_OFFSET (KASAN_SHADOW_END - (1ULL << \ - (64 - KASAN_SHADOW_SCALE_SHIFT))) +#define KASAN_SHADOW_OFFSET _AC(CONFIG_KASAN_SHADOW_OFFSET, UL) void kasan_init(void); asmlinkage void kasan_early_init(void); diff --git a/arch/riscv/include/asm/kprobes.h b/arch/riscv/include/asm/kprobes.h index 9ea9b5ec3113..217ef89f22b9 100644 --- a/arch/riscv/include/asm/kprobes.h +++ b/arch/riscv/include/asm/kprobes.h @@ -40,7 +40,7 @@ void arch_remove_kprobe(struct kprobe *p); int kprobe_fault_handler(struct pt_regs *regs, unsigned int trapnr); bool kprobe_breakpoint_handler(struct pt_regs *regs); bool kprobe_single_step_handler(struct pt_regs *regs); -void kretprobe_trampoline(void); +void __kretprobe_trampoline(void); void __kprobes *trampoline_probe_handler(struct pt_regs *regs); #endif /* CONFIG_KPROBES */ diff --git a/arch/riscv/include/asm/processor.h b/arch/riscv/include/asm/processor.h index 46b492c78cbb..0749924d9e55 100644 --- a/arch/riscv/include/asm/processor.h +++ b/arch/riscv/include/asm/processor.h @@ -66,7 +66,7 @@ static inline void release_thread(struct task_struct *dead_task) { } -extern unsigned long get_wchan(struct task_struct *p); +extern unsigned long __get_wchan(struct task_struct *p); static inline void wait_for_interrupt(void) diff --git a/arch/riscv/include/asm/syscall.h b/arch/riscv/include/asm/syscall.h index b933b1583c9f..7ac6a0e275f2 100644 --- a/arch/riscv/include/asm/syscall.h +++ b/arch/riscv/include/asm/syscall.h @@ -64,15 +64,6 @@ static inline void syscall_get_arguments(struct task_struct *task, memcpy(args, ®s->a1, 5 * sizeof(args[0])); } -static inline void syscall_set_arguments(struct task_struct *task, - struct pt_regs *regs, - const unsigned long *args) -{ - regs->orig_a0 = args[0]; - args++; - memcpy(®s->a1, args, 5 * sizeof(regs->a1)); -} - static inline int syscall_get_arch(struct task_struct *task) { #ifdef CONFIG_64BIT @@ -82,4 +73,5 @@ static inline int syscall_get_arch(struct task_struct *task) #endif } +asmlinkage long sys_riscv_flush_icache(uintptr_t, uintptr_t, uintptr_t); #endif /* _ASM_RISCV_SYSCALL_H */ diff --git a/arch/riscv/include/asm/vdso.h b/arch/riscv/include/asm/vdso.h index 893e47195e30..208e31bc5d1c 100644 --- a/arch/riscv/include/asm/vdso.h +++ b/arch/riscv/include/asm/vdso.h @@ -16,18 +16,24 @@ #ifdef CONFIG_MMU #include <linux/types.h> -#include <generated/vdso-offsets.h> +/* + * All systems with an MMU have a VDSO, but systems without an MMU don't + * support shared libraries and therefor don't have one. + */ +#ifdef CONFIG_MMU + +#define __VVAR_PAGES 1 -#ifndef CONFIG_GENERIC_TIME_VSYSCALL -struct vdso_data { -}; -#endif +#ifndef __ASSEMBLY__ +#include <generated/vdso-offsets.h> #define VDSO_SYMBOL(base, name) \ (void __user *)((unsigned long)(base) + __vdso_##name##_offset) #endif /* CONFIG_MMU */ -asmlinkage long sys_riscv_flush_icache(uintptr_t, uintptr_t, uintptr_t); +#endif /* !__ASSEMBLY__ */ + +#endif /* CONFIG_MMU */ #endif /* _ASM_RISCV_VDSO_H */ |