linux-kernel - Re: [PATCH 2/3] x86/platform/UV: kill uv_bios_call

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Message-ID: <CAKv+Gu8LZmAsJMGBhvOzZTzwqg_p=y7_GdqB=qmFmpMDaRSqwQ@mail.gmail.com>
Date:   Sat, 26 Jan 2019 15:04:36 +0100
From:   Ard Biesheuvel <ard.biesheuvel@...aro.org>
To:     Hedi Berriche <hedi.berriche@....com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H. Peter Anvin" <hpa@...or.com>,
        "the arch/x86 maintainers" <x86@...nel.org>,
        linux-efi <linux-efi@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Russ Anderson <rja@....com>, Mike Travis <mike.travis@....com>,
        Dimitri Sivanich <sivanich@....com>,
        Steve Wahl <steve.wahl@....com>
Subject: Re: [PATCH 2/3] x86/platform/UV: kill uv_bios_call_reentrant() as it
 has no callers

On Wed, 9 Jan 2019 at 11:46, Hedi Berriche <hedi.berriche@....com> wrote:
>
> uv_bios_call_reentrant() has no callers nor is it exported, kill it.
>
> Signed-off-by: Hedi Berriche <hedi.berriche@....com>
> Reviewed-by: Russ Anderson <rja@....com>
> Reviewed-by: Mike Travis <mike.travis@....com>
> Reviewed-by: Dimitri Sivanich <sivanich@....com>
> Reviewed-by: Steve Wahl <steve.wahl@....com>

Please drop these reviewed-bys

Acked-by: Ard Biesheuvel <ard.biesheuvel@...aro.org>

> ---
>  arch/x86/include/asm/uv/bios.h |  1 -
>  arch/x86/platform/uv/bios_uv.c | 12 ------------
>  2 files changed, 13 deletions(-)
>
> diff --git a/arch/x86/include/asm/uv/bios.h b/arch/x86/include/asm/uv/bios.h
> index e652a7cc6186..4eee646544b2 100644
> --- a/arch/x86/include/asm/uv/bios.h
> +++ b/arch/x86/include/asm/uv/bios.h
> @@ -140,7 +140,6 @@ enum uv_memprotect {
>   */
>  extern s64 uv_bios_call(enum uv_bios_cmd, u64, u64, u64, u64, u64);
>  extern s64 uv_bios_call_irqsave(enum uv_bios_cmd, u64, u64, u64, u64, u64);
> -extern s64 uv_bios_call_reentrant(enum uv_bios_cmd, u64, u64, u64, u64, u64);
>
>  extern s64 uv_bios_get_sn_info(int, int *, long *, long *, long *, long *);
>  extern s64 uv_bios_freq_base(u64, u64 *);
> diff --git a/arch/x86/platform/uv/bios_uv.c b/arch/x86/platform/uv/bios_uv.c
> index 4a6a5a26c582..cd05af157763 100644
> --- a/arch/x86/platform/uv/bios_uv.c
> +++ b/arch/x86/platform/uv/bios_uv.c
> @@ -66,18 +66,6 @@ s64 uv_bios_call_irqsave(enum uv_bios_cmd which, u64 a1, u64 a2, u64 a3,
>         return ret;
>  }
>
> -s64 uv_bios_call_reentrant(enum uv_bios_cmd which, u64 a1, u64 a2, u64 a3,
> -                                       u64 a4, u64 a5)
> -{
> -       s64 ret;
> -
> -       preempt_disable();
> -       ret = uv_bios_call(which, a1, a2, a3, a4, a5);
> -       preempt_enable();
> -
> -       return ret;
> -}
> -
>
>  long sn_partition_id;
>  EXPORT_SYMBOL_GPL(sn_partition_id);
> --
> 2.20.0
>