linux-kernel - Re: [PATCH 03/18] ARC: mm: move mmu/cache externs out to setup.h

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Message-ID: <YRNb0EbPzejXJdax@kernel.org>
Date:   Wed, 11 Aug 2021 08:10:40 +0300
From:   Mike Rapoport <rppt@...nel.org>
To:     Vineet Gupta <vgupta@...nel.org>
Cc:     linux-snps-arc@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, Anshuman Khandual <anshuman.khandual@....com>,
        Vineet Gupta <vgupta@...nel.com>
Subject: Re: [PATCH 03/18] ARC: mm: move mmu/cache externs out to setup.h

Hi Vineet,

On Tue, Aug 10, 2021 at 05:42:43PM -0700, Vineet Gupta wrote:
> Signed-off-by: Vineet Gupta <vgupta@...nel.com>

Hmm, this one seems odd. Try https://www.kernel.com/ ;-)

> Signed-off-by: Vineet Gupta <vgupta@...nel.org>
> ---
>  arch/arc/include/asm/cache.h |  4 ----
>  arch/arc/include/asm/mmu.h   |  4 ----
>  arch/arc/include/asm/setup.h | 12 ++++++++++--

A sentence about why these move would have been nice.

>  3 files changed, 10 insertions(+), 10 deletions(-)
> 
> diff --git a/arch/arc/include/asm/cache.h b/arch/arc/include/asm/cache.h
> index d8ece4292388..f0f1fc5d62b6 100644
> --- a/arch/arc/include/asm/cache.h
> +++ b/arch/arc/include/asm/cache.h
> @@ -62,10 +62,6 @@
>  #define ARCH_SLAB_MINALIGN	8
>  #endif
>  
> -extern void arc_cache_init(void);
> -extern char *arc_cache_mumbojumbo(int cpu_id, char *buf, int len);
> -extern void read_decode_cache_bcr(void);
> -
>  extern int ioc_enable;
>  extern unsigned long perip_base, perip_end;
>  
> diff --git a/arch/arc/include/asm/mmu.h b/arch/arc/include/asm/mmu.h
> index 38a036508699..762cfe66e16b 100644
> --- a/arch/arc/include/asm/mmu.h
> +++ b/arch/arc/include/asm/mmu.h
> @@ -64,10 +64,6 @@ typedef struct {
>  	unsigned long asid[NR_CPUS];	/* 8 bit MMU PID + Generation cycle */
>  } mm_context_t;
>  
> -void arc_mmu_init(void);
> -extern char *arc_mmu_mumbojumbo(int cpu_id, char *buf, int len);
> -void read_decode_mmu_bcr(void);
> -
>  static inline int is_pae40_enabled(void)
>  {
>  	return IS_ENABLED(CONFIG_ARC_HAS_PAE40);
> diff --git a/arch/arc/include/asm/setup.h b/arch/arc/include/asm/setup.h
> index 01f85478170d..028a8cf76206 100644
> --- a/arch/arc/include/asm/setup.h
> +++ b/arch/arc/include/asm/setup.h
> @@ -2,8 +2,8 @@
>  /*
>   * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
>   */
> -#ifndef __ASMARC_SETUP_H
> -#define __ASMARC_SETUP_H
> +#ifndef __ASM_ARC_SETUP_H
> +#define __ASM_ARC_SETUP_H
>  
>  
>  #include <linux/types.h>
> @@ -34,4 +34,12 @@ long __init arc_get_mem_sz(void);
>  #define IS_AVAIL2(v, s, cfg)	IS_AVAIL1(v, s), IS_AVAIL1(v, IS_USED_CFG(cfg))
>  #define IS_AVAIL3(v, v2, s)	IS_AVAIL1(v, s), IS_AVAIL1(v, IS_DISABLED_RUN(v2))
>  
> +extern void arc_mmu_init(void);
> +extern char *arc_mmu_mumbojumbo(int cpu_id, char *buf, int len);
> +extern void read_decode_mmu_bcr(void);
> +
> +extern void arc_cache_init(void);
> +extern char *arc_cache_mumbojumbo(int cpu_id, char *buf, int len);
> +extern void read_decode_cache_bcr(void);
> +
>  #endif /* __ASMARC_SETUP_H */
> -- 
> 2.25.1
> 

-- 
Sincerely yours,
Mike.