From: Ralf Baechle <ralf@linux-mips.org>
To: Paul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org, trivial@kernel.org
Subject: Re: [PATCH] MIPS: Remove CONFIG_ARCH_HAS_ILOG2_U{32,64}
Date: Wed, 12 Apr 2017 21:50:36 +0200 [thread overview]
Message-ID: <20170412195036.GA31446@linux-mips.org> (raw)
In-Reply-To: <20170330205200.25635-1-paul.burton@imgtec.com>
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
>
prev parent reply other threads:[~2017-04-12 19:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
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 [this message]
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