linux-kernel - Re: [PATCH v1 03/10] MIPS: CPC: Make mips_cpc_phys

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Date:	Wed, 15 Oct 2014 17:27:09 -0600
From:	Bjorn Helgaas <bhelgaas@...gle.com>
To:	Jason Wessel <jason.wessel@...driver.com>,
	Ralf Baechle <ralf@...ux-mips.org>,
	Ingo Molnar <mingo@...hat.com>,
	John Stultz <john.stultz@...aro.org>,
	Eric Paris <eparis@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 03/10] MIPS: CPC: Make mips_cpc_phys_base() static

[+cc linux-mips@...ux-mips.org]

On Wed, Oct 15, 2014 at 11:06 AM, Bjorn Helgaas <bhelgaas@...gle.com> wrote:
> There's only one implementation of mips_cpc_phys_base(), and it's only used
> within the same file, so it doesn't need to be weak, and it doesn't need an
> extern declaration.
>
> Remove the extern mips_cpc_phys_base() declaration and make it static.
>
> Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
> CC: linux-mips@...ux-mips.org
> ---
>  arch/mips/include/asm/mips-cpc.h |   10 ----------
>  arch/mips/kernel/mips-cpc.c      |    2 +-
>  2 files changed, 1 insertion(+), 11 deletions(-)
>
> diff --git a/arch/mips/include/asm/mips-cpc.h b/arch/mips/include/asm/mips-cpc.h
> index e139a534e0fd..8ff92cd74bde 100644
> --- a/arch/mips/include/asm/mips-cpc.h
> +++ b/arch/mips/include/asm/mips-cpc.h
> @@ -28,16 +28,6 @@ extern void __iomem *mips_cpc_base;
>  extern phys_t mips_cpc_default_phys_base(void);
>
>  /**
> - * mips_cpc_phys_base - retrieve the physical base address of the CPC
> - *
> - * This function returns the physical base address of the Cluster Power
> - * Controller memory mapped registers, or 0 if no Cluster Power Controller
> - * is present. It may be overriden by individual platforms which determine
> - * this address in a different way.
> - */
> -extern phys_t __weak mips_cpc_phys_base(void);
> -
> -/**
>   * mips_cpc_probe - probe for a Cluster Power Controller
>   *
>   * Attempt to detect the presence of a Cluster Power Controller. Returns 0 if
> diff --git a/arch/mips/kernel/mips-cpc.c b/arch/mips/kernel/mips-cpc.c
> index ba473608a347..36c20ae509d8 100644
> --- a/arch/mips/kernel/mips-cpc.c
> +++ b/arch/mips/kernel/mips-cpc.c
> @@ -21,7 +21,7 @@ static DEFINE_PER_CPU_ALIGNED(spinlock_t, cpc_core_lock);
>
>  static DEFINE_PER_CPU_ALIGNED(unsigned long, cpc_core_lock_flags);
>
> -phys_t __weak mips_cpc_phys_base(void)
> +static phys_t mips_cpc_phys_base(void)
>  {
>         u32 cpc_base;
>
>
--
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