linux-kernel - Re: [PATCH 2/3] sh/mm: Drop unused MAX_PHYSADDR

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Message-ID: <f65927b5-ded7-fdd2-c7c1-c2419ded6a2c@redhat.com>
Date:   Fri, 24 Jul 2020 10:22:41 +0200
From:   David Hildenbrand <david@...hat.com>
To:     Arvind Sankar <nivedita@...m.mit.edu>, x86@...nel.org,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Andy Lutomirski <luto@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        linux-sh@...r.kernel.org,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>, sparclinux@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>
Cc:     Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] sh/mm: Drop unused MAX_PHYSADDR_BITS

On 24.07.20 01:15, Arvind Sankar wrote:
> The macro is not used anywhere, so remove the definition.
> 
> Signed-off-by: Arvind Sankar <nivedita@...m.mit.edu>
> ---
>  arch/sh/include/asm/sparsemem.h | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/arch/sh/include/asm/sparsemem.h b/arch/sh/include/asm/sparsemem.h
> index 4eb899751e45..084706bb8cca 100644
> --- a/arch/sh/include/asm/sparsemem.h
> +++ b/arch/sh/include/asm/sparsemem.h
> @@ -5,11 +5,9 @@
>  #ifdef __KERNEL__
>  /*
>   * SECTION_SIZE_BITS		2^N: how big each section will be
> - * MAX_PHYSADDR_BITS		2^N: how much physical address space we have
> - * MAX_PHYSMEM_BITS		2^N: how much memory we can have in that space
> + * MAX_PHYSMEM_BITS		2^N: how much physical address space we have
>   */
>  #define SECTION_SIZE_BITS	26
> -#define MAX_PHYSADDR_BITS	32
>  #define MAX_PHYSMEM_BITS	32
>  
>  #endif
> 

Reviewed-by: David Hildenbrand <david@...hat.com>

-- 
Thanks,

David / dhildenb