* [PATCH] ARC: [plat-eznps] add missing atomic_fetch_xxx operations
@ 2016-09-19 5:34 Noam Camus
2016-09-19 17:08 ` Vineet Gupta
0 siblings, 1 reply; 2+ messages in thread
From: Noam Camus @ 2016-09-19 5:34 UTC (permalink / raw)
To: vgupta; +Cc: peterz, mingo, linux-snps-arc, linux-kernel, Noam Camus
From: Noam Camus <noamca@mellanox.com>
Build brekeage since last changes to generic atomic operations.
Added couple of missing macros which are now mandatory
Signed-off-by: Noam Camus <noamca@mellanox.com>
---
arch/arc/include/asm/atomic.h | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/arc/include/asm/atomic.h b/arch/arc/include/asm/atomic.h
index 4e3c1b6..4f732bf 100644
--- a/arch/arc/include/asm/atomic.h
+++ b/arch/arc/include/asm/atomic.h
@@ -284,6 +284,7 @@ static inline int atomic_fetch_##op(int i, atomic_t *v) \
ATOMIC_OPS(add, +=, CTOP_INST_AADD_DI_R2_R2_R3)
#define atomic_sub(i, v) atomic_add(-(i), (v))
#define atomic_sub_return(i, v) atomic_add_return(-(i), (v))
+#define atomic_fetch_sub(i, v) atomic_fetch_add(-(i), (v))
#undef ATOMIC_OPS
#define ATOMIC_OPS(op, c_op, asm_op) \
@@ -292,6 +293,7 @@ ATOMIC_OPS(add, +=, CTOP_INST_AADD_DI_R2_R2_R3)
ATOMIC_OPS(and, &=, CTOP_INST_AAND_DI_R2_R2_R3)
#define atomic_andnot(mask, v) atomic_and(~(mask), (v))
+#define atomic_fetch_andnot(mask, v) atomic_fetch_and(~(mask), (v))
ATOMIC_OPS(or, |=, CTOP_INST_AOR_DI_R2_R2_R3)
ATOMIC_OPS(xor, ^=, CTOP_INST_AXOR_DI_R2_R2_R3)
--
1.7.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] ARC: [plat-eznps] add missing atomic_fetch_xxx operations
2016-09-19 5:34 [PATCH] ARC: [plat-eznps] add missing atomic_fetch_xxx operations Noam Camus
@ 2016-09-19 17:08 ` Vineet Gupta
0 siblings, 0 replies; 2+ messages in thread
From: Vineet Gupta @ 2016-09-19 17:08 UTC (permalink / raw)
To: Noam Camus; +Cc: peterz, mingo, linux-snps-arc, linux-kernel
On 09/18/2016 10:34 PM, Noam Camus wrote:
> From: Noam Camus <noamca@mellanox.com>
>
> Build brekeage since last changes to generic atomic operations.
> Added couple of missing macros which are now mandatory
>
> Signed-off-by: Noam Camus <noamca@mellanox.com>
Added to for-next !
Thx,
-Vineet
> ---
> arch/arc/include/asm/atomic.h | 2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arc/include/asm/atomic.h b/arch/arc/include/asm/atomic.h
> index 4e3c1b6..4f732bf 100644
> --- a/arch/arc/include/asm/atomic.h
> +++ b/arch/arc/include/asm/atomic.h
> @@ -284,6 +284,7 @@ static inline int atomic_fetch_##op(int i, atomic_t *v) \
> ATOMIC_OPS(add, +=, CTOP_INST_AADD_DI_R2_R2_R3)
> #define atomic_sub(i, v) atomic_add(-(i), (v))
> #define atomic_sub_return(i, v) atomic_add_return(-(i), (v))
> +#define atomic_fetch_sub(i, v) atomic_fetch_add(-(i), (v))
>
> #undef ATOMIC_OPS
> #define ATOMIC_OPS(op, c_op, asm_op) \
> @@ -292,6 +293,7 @@ ATOMIC_OPS(add, +=, CTOP_INST_AADD_DI_R2_R2_R3)
>
> ATOMIC_OPS(and, &=, CTOP_INST_AAND_DI_R2_R2_R3)
> #define atomic_andnot(mask, v) atomic_and(~(mask), (v))
> +#define atomic_fetch_andnot(mask, v) atomic_fetch_and(~(mask), (v))
> ATOMIC_OPS(or, |=, CTOP_INST_AOR_DI_R2_R2_R3)
> ATOMIC_OPS(xor, ^=, CTOP_INST_AXOR_DI_R2_R2_R3)
>
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