linux-kernel - Re: [PATCH] MIPS: Loongson64: Remove unnecessary inclusion of boot

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Date:   Wed, 19 Aug 2020 18:47:29 +0800
From:   Huacai Chen <chenhc@...ote.com>
To:     WANG Xuerui <git@...0n.name>
Cc:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Youling Tang <tangyouling@...ngson.cn>,
        "open list:MIPS" <linux-mips@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] MIPS: Loongson64: Remove unnecessary inclusion of boot_param.h

Reviewed-by: Huacai Chen <chenhc@...ote.com>

On Wed, Aug 19, 2020 at 2:08 PM WANG Xuerui <git@...0n.name> wrote:
>
> The couple of #includes are unused by now; remove to prevent namespace
> pollution.
>
> This fixes e.g. build of dm_thin, which has a VIRTUAL symbol that
> conflicted with the newly-introduced one in mach-loongson64/boot_param.h.
>
> Fixes: 39c1485c8baa ("MIPS: KVM: Add kvm guest support for Loongson-3")
> Signed-off-by: WANG Xuerui <git@...0n.name>
> ---
>  arch/mips/include/asm/mach-loongson64/irq.h    | 2 --
>  arch/mips/include/asm/mach-loongson64/mmzone.h | 1 -
>  2 files changed, 3 deletions(-)
>
> diff --git a/arch/mips/include/asm/mach-loongson64/irq.h b/arch/mips/include/asm/mach-loongson64/irq.h
> index f5e362f79701..bf2480923154 100644
> --- a/arch/mips/include/asm/mach-loongson64/irq.h
> +++ b/arch/mips/include/asm/mach-loongson64/irq.h
> @@ -2,8 +2,6 @@
>  #ifndef __ASM_MACH_LOONGSON64_IRQ_H_
>  #define __ASM_MACH_LOONGSON64_IRQ_H_
>
> -#include <boot_param.h>
> -
>  /* cpu core interrupt numbers */
>  #define NR_IRQS_LEGACY         16
>  #define NR_MIPS_CPU_IRQS       8
> diff --git a/arch/mips/include/asm/mach-loongson64/mmzone.h b/arch/mips/include/asm/mach-loongson64/mmzone.h
> index 3a25dbd3b3e9..5eaca4fe3f92 100644
> --- a/arch/mips/include/asm/mach-loongson64/mmzone.h
> +++ b/arch/mips/include/asm/mach-loongson64/mmzone.h
> @@ -9,7 +9,6 @@
>  #ifndef _ASM_MACH_LOONGSON64_MMZONE_H
>  #define _ASM_MACH_LOONGSON64_MMZONE_H
>
> -#include <boot_param.h>
>  #define NODE_ADDRSPACE_SHIFT 44
>  #define NODE0_ADDRSPACE_OFFSET 0x000000000000UL
>  #define NODE1_ADDRSPACE_OFFSET 0x100000000000UL
> --
> 2.25.1
>