diff options
Diffstat (limited to 'arch/riscv/include/asm/current.h')
| -rw-r--r-- | arch/riscv/include/asm/current.h | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/arch/riscv/include/asm/current.h b/arch/riscv/include/asm/current.h index 2cf6336ef600..ba5aa72aff63 100644 --- a/arch/riscv/include/asm/current.h +++ b/arch/riscv/include/asm/current.h @@ -1,30 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Based on arm/arm64/include/asm/current.h * * Copyright (C) 2016 ARM * Copyright (C) 2017 SiFive - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation, version 2. - * - * 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. */ -#ifndef __ASM_CURRENT_H -#define __ASM_CURRENT_H +#ifndef _ASM_RISCV_CURRENT_H +#define _ASM_RISCV_CURRENT_H #include <linux/bug.h> #include <linux/compiler.h> -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ struct task_struct; +register struct task_struct *riscv_current_is_tp __asm__("tp"); + /* * This only works because "struct thread_info" is at offset 0 from "struct * task_struct". This constraint seems to be necessary on other architectures @@ -34,12 +28,13 @@ struct task_struct; */ static __always_inline struct task_struct *get_current(void) { - register struct task_struct *tp __asm__("tp"); - return tp; + return riscv_current_is_tp; } #define current get_current() -#endif /* __ASSEMBLY__ */ +register unsigned long current_stack_pointer __asm__("sp"); + +#endif /* __ASSEMBLER__ */ -#endif /* __ASM_CURRENT_H */ +#endif /* _ASM_RISCV_CURRENT_H */ |