diff mbox series

[v9,02/17] riscv: Rename __switch_to_aux -> fpu

Message ID 8e02819b9f8220f64ca43c330192c20594903ba9.1636362169.git.greentime.hu@sifive.com (mailing list archive)
State New, archived
Headers show
Series riscv: Add vector ISA support | expand

Commit Message

Greentime Hu Nov. 9, 2021, 9:48 a.m. UTC 
From: Guo Ren <ren_guo@c-sky.com>

The name of __switch_to_aux is not clear and rename it with the
determine function: __switch_to_fpu. Next we could add other regs'
switch.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Reviewed-by: Greentime Hu <greentime.hu@sifive.com>
Signed-off-by: Greentime Hu <greentime.hu@sifive.com>
---
 arch/riscv/include/asm/switch_to.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Comments

Palmer Dabbelt Dec. 14, 2021, 4:29 p.m. UTC | #1 
On Tue, 09 Nov 2021 01:48:14 PST (-0800), greentime.hu@sifive.com wrote:
> From: Guo Ren <ren_guo@c-sky.com>
>
> The name of __switch_to_aux is not clear and rename it with the
> determine function: __switch_to_fpu. Next we could add other regs'
> switch.
>
> Signed-off-by: Guo Ren <ren_guo@c-sky.com>
> Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
> Reviewed-by: Anup Patel <anup@brainfault.org>
> Reviewed-by: Greentime Hu <greentime.hu@sifive.com>
> Signed-off-by: Greentime Hu <greentime.hu@sifive.com>
> ---
>  arch/riscv/include/asm/switch_to.h | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/arch/riscv/include/asm/switch_to.h b/arch/riscv/include/asm/switch_to.h
> index 0a3f4f95c555..ec83770b3d98 100644
> --- a/arch/riscv/include/asm/switch_to.h
> +++ b/arch/riscv/include/asm/switch_to.h
> @@ -45,7 +45,7 @@ static inline void fstate_restore(struct task_struct *task,
>  	}
>  }
>
> -static inline void __switch_to_aux(struct task_struct *prev,
> +static inline void __switch_to_fpu(struct task_struct *prev,
>  				   struct task_struct *next)
>  {
>  	struct pt_regs *regs;
> @@ -65,7 +65,7 @@ static __always_inline bool has_fpu(void)
>  static __always_inline bool has_fpu(void) { return false; }
>  #define fstate_save(task, regs) do { } while (0)
>  #define fstate_restore(task, regs) do { } while (0)
> -#define __switch_to_aux(__prev, __next) do { } while (0)
> +#define __switch_to_fpu(__prev, __next) do { } while (0)
>  #endif
>
>  extern struct task_struct *__switch_to(struct task_struct *,
> @@ -76,7 +76,7 @@ do {							\
>  	struct task_struct *__prev = (prev);		\
>  	struct task_struct *__next = (next);		\
>  	if (has_fpu())					\
> -		__switch_to_aux(__prev, __next);	\
> +		__switch_to_fpu(__prev, __next);	\
>  	((last) = __switch_to(__prev, __next));		\
>  } while (0)

Reviewed-by: Palmer Dabbelt <palmer@rivosinc.com>
diff mbox series

Patch

diff --git a/arch/riscv/include/asm/switch_to.h b/arch/riscv/include/asm/switch_to.h
index 0a3f4f95c555..ec83770b3d98 100644
--- a/arch/riscv/include/asm/switch_to.h
+++ b/arch/riscv/include/asm/switch_to.h
@@ -45,7 +45,7 @@  static inline void fstate_restore(struct task_struct *task,
 	}
 }
 
-static inline void __switch_to_aux(struct task_struct *prev,
+static inline void __switch_to_fpu(struct task_struct *prev,
 				   struct task_struct *next)
 {
 	struct pt_regs *regs;
@@ -65,7 +65,7 @@  static __always_inline bool has_fpu(void)
 static __always_inline bool has_fpu(void) { return false; }
 #define fstate_save(task, regs) do { } while (0)
 #define fstate_restore(task, regs) do { } while (0)
-#define __switch_to_aux(__prev, __next) do { } while (0)
+#define __switch_to_fpu(__prev, __next) do { } while (0)
 #endif
 
 extern struct task_struct *__switch_to(struct task_struct *,
@@ -76,7 +76,7 @@  do {							\
 	struct task_struct *__prev = (prev);		\
 	struct task_struct *__next = (next);		\
 	if (has_fpu())					\
-		__switch_to_aux(__prev, __next);	\
+		__switch_to_fpu(__prev, __next);	\
 	((last) = __switch_to(__prev, __next));		\
 } while (0)