* [PATCH] MIPS: Remove CONFIG_ARCH_HAS_ILOG2_U{32,64}
@ 2017-03-30 20:51 Paul Burton
2017-03-30 20:51 ` Paul Burton
2017-04-12 19:50 ` Ralf Baechle
0 siblings, 2 replies; 3+ messages in thread
From: Paul Burton @ 2017-03-30 20:51 UTC (permalink / raw)
To: Ralf Baechle, linux-mips; +Cc: Paul Burton, trivial
We declare CONFIG_ARCH_HAS_ILOG2_U32 & CONFIG_ARCH_HAS_ILOG2_U64 in
Kconfig, but they are always false since nothing ever selects them. The
generic fls-based implementation is efficient for MIPS anyway. Remove
the redundant Kconfig entries.
Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Cc: trivial@kernel.org
---
arch/mips/Kconfig | 8 --------
1 file changed, 8 deletions(-)
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index a008a9f03072..33bc84ffd6b2 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1040,14 +1040,6 @@ config RWSEM_GENERIC_SPINLOCK
config RWSEM_XCHGADD_ALGORITHM
bool
-config ARCH_HAS_ILOG2_U32
- bool
- default n
-
-config ARCH_HAS_ILOG2_U64
- bool
- default n
-
config GENERIC_HWEIGHT
bool
default y
--
2.12.1
^ permalink raw reply related [flat|nested] 3+ messages in thread* [PATCH] MIPS: Remove CONFIG_ARCH_HAS_ILOG2_U{32,64}
2017-03-30 20:51 [PATCH] MIPS: Remove CONFIG_ARCH_HAS_ILOG2_U{32,64} Paul Burton
@ 2017-03-30 20:51 ` Paul Burton
2017-04-12 19:50 ` Ralf Baechle
1 sibling, 0 replies; 3+ messages in thread
From: Paul Burton @ 2017-03-30 20:51 UTC (permalink / raw)
To: Ralf Baechle, linux-mips; +Cc: Paul Burton, trivial
We declare CONFIG_ARCH_HAS_ILOG2_U32 & CONFIG_ARCH_HAS_ILOG2_U64 in
Kconfig, but they are always false since nothing ever selects them. The
generic fls-based implementation is efficient for MIPS anyway. Remove
the redundant Kconfig entries.
Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Cc: trivial@kernel.org
---
arch/mips/Kconfig | 8 --------
1 file changed, 8 deletions(-)
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index a008a9f03072..33bc84ffd6b2 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1040,14 +1040,6 @@ config RWSEM_GENERIC_SPINLOCK
config RWSEM_XCHGADD_ALGORITHM
bool
-config ARCH_HAS_ILOG2_U32
- bool
- default n
-
-config ARCH_HAS_ILOG2_U64
- bool
- default n
-
config GENERIC_HWEIGHT
bool
default y
--
2.12.1
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH] MIPS: Remove CONFIG_ARCH_HAS_ILOG2_U{32,64}
2017-03-30 20:51 [PATCH] MIPS: Remove CONFIG_ARCH_HAS_ILOG2_U{32,64} Paul Burton
2017-03-30 20:51 ` Paul Burton
@ 2017-04-12 19:50 ` Ralf Baechle
1 sibling, 0 replies; 3+ messages in thread
From: Ralf Baechle @ 2017-04-12 19:50 UTC (permalink / raw)
To: Paul Burton; +Cc: linux-mips, trivial
Thanks, applied.
Ralf
On Thu, Mar 30, 2017 at 01:51:59PM -0700, Paul Burton wrote:
> Date: Thu, 30 Mar 2017 13:51:59 -0700
> From: Paul Burton <paul.burton@imgtec.com>
> To: Ralf Baechle <ralf@linux-mips.org>, linux-mips@linux-mips.org
> CC: Paul Burton <paul.burton@imgtec.com>, trivial@kernel.org
> Subject: [PATCH] MIPS: Remove CONFIG_ARCH_HAS_ILOG2_U{32,64}
> Content-Type: text/plain
>
> We declare CONFIG_ARCH_HAS_ILOG2_U32 & CONFIG_ARCH_HAS_ILOG2_U64 in
> Kconfig, but they are always false since nothing ever selects them. The
> generic fls-based implementation is efficient for MIPS anyway. Remove
> the redundant Kconfig entries.
>
> Signed-off-by: Paul Burton <paul.burton@imgtec.com>
> Cc: Ralf Baechle <ralf@linux-mips.org>
> Cc: linux-mips@linux-mips.org
> Cc: trivial@kernel.org
>
> ---
>
> arch/mips/Kconfig | 8 --------
> 1 file changed, 8 deletions(-)
>
> diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
> index a008a9f03072..33bc84ffd6b2 100644
> --- a/arch/mips/Kconfig
> +++ b/arch/mips/Kconfig
> @@ -1040,14 +1040,6 @@ config RWSEM_GENERIC_SPINLOCK
> config RWSEM_XCHGADD_ALGORITHM
> bool
>
> -config ARCH_HAS_ILOG2_U32
> - bool
> - default n
> -
> -config ARCH_HAS_ILOG2_U64
> - bool
> - default n
> -
> config GENERIC_HWEIGHT
> bool
> default y
> --
> 2.12.1
>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2017-03-30 20:51 ` Paul Burton
2017-04-12 19:50 ` Ralf Baechle
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