2019-06-17 12:24:55

by Rolf Eike Beer

Subject: [PATCH RESEND] H8300: remove unused barrier defines

From c907e749917f430e3dc62048985c8419778572f9 Mon Sep 17 00:00:00 2001
From: Rolf Eike Beer <[email protected]>
Date: Fri, 14 Jul 2017 11:19:08 +0200
Subject: [PATCH] H8300: remove unused barrier defines

They were introduced in d2a5f4999f6c211adf30d9788349e13988d6f2a7 long after
2e39465abc4b7856a0ea6fcf4f6b4668bb5db877 removed the remnants of all previous
instances from the tree.

Signed-off-by: Rolf Eike Beer <[email protected]>
---
arch/h8300/include/asm/bitops.h | 6 ------
1 file changed, 6 deletions(-)

diff --git a/arch/h8300/include/asm/bitops.h b/arch/h8300/include/asm/bitops.h
index 647a83bd40b7..7aa16c732aa9 100644
--- a/arch/h8300/include/asm/bitops.h
+++ b/arch/h8300/include/asm/bitops.h
@@ -51,12 +51,6 @@ static inline void FNAME(int nr, volatile unsigned long *addr) \
} \
}

-/*
- * clear_bit() doesn't provide any barrier for the compiler.
- */
-#define smp_mb__before_clear_bit() barrier()
-#define smp_mb__after_clear_bit() barrier()
-
H8300_GEN_BITOP(set_bit, "bset")
H8300_GEN_BITOP(clear_bit, "bclr")
H8300_GEN_BITOP(change_bit, "bnot")
--
2.21.0
--
Rolf Eike Beer, emlix GmbH, http://www.emlix.com
Fon +49 551 30664-0, Fax +49 551 30664-11
Gothaer Platz 3, 37083 Göttingen, Germany
Sitz der Gesellschaft: Göttingen, Amtsgericht Göttingen HR B 3160
Geschäftsführung: Heike Jordan, Dr. Uwe Kracke – Ust-IdNr.: DE 205 198 055

emlix - smart embedded open source

2019-06-18 07:05:32

by Yoshinori Sato

Subject: Re: [PATCH RESEND] H8300: remove unused barrier defines

On Mon, 17 Jun 2019 21:24:12 +0900,
Rolf Eike Beer wrote:
>
> From c907e749917f430e3dc62048985c8419778572f9 Mon Sep 17 00:00:00 2001
> From: Rolf Eike Beer <[email protected]>
> Date: Fri, 14 Jul 2017 11:19:08 +0200
> Subject: [PATCH] H8300: remove unused barrier defines
>
> They were introduced in d2a5f4999f6c211adf30d9788349e13988d6f2a7 long after
> 2e39465abc4b7856a0ea6fcf4f6b4668bb5db877 removed the remnants of all previous
> instances from the tree.
>
> Signed-off-by: Rolf Eike Beer <[email protected]>
> ---
> arch/h8300/include/asm/bitops.h | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/arch/h8300/include/asm/bitops.h b/arch/h8300/include/asm/bitops.h
> index 647a83bd40b7..7aa16c732aa9 100644
> --- a/arch/h8300/include/asm/bitops.h
> +++ b/arch/h8300/include/asm/bitops.h
> @@ -51,12 +51,6 @@ static inline void FNAME(int nr, volatile unsigned long *addr) \
> } \
> }
>
> -/*
> - * clear_bit() doesn't provide any barrier for the compiler.
> - */
> -#define smp_mb__before_clear_bit() barrier()
> -#define smp_mb__after_clear_bit() barrier()
> -
> H8300_GEN_BITOP(set_bit, "bset")
> H8300_GEN_BITOP(clear_bit, "bclr")
> H8300_GEN_BITOP(change_bit, "bnot")
> --
> 2.21.0
> --
> Rolf Eike Beer, emlix GmbH, http://www.emlix.com
> Fon +49 551 30664-0, Fax +49 551 30664-11
> Gothaer Platz 3, 37083 Göttingen, Germany
> Sitz der Gesellschaft: Göttingen, Amtsgericht Göttingen HR B 3160
> Geschäftsführung: Heike Jordan, Dr. Uwe Kracke – Ust-IdNr.: DE 205 198 055
>
> emlix - smart embedded open source
>
>

Applied h8300-next.
Thanks.

--
Yosinori Sato