linux-kernel - Re: [PATCH 02/16] MIPS: don't include <linux/genhd.h> in <asm/mach-rc32434/rb.h>

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Date:   Tue, 8 Jun 2021 09:23:32 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     Christoph Hellwig <hch@....de>, Jens Axboe <axboe@...nel.dk>
Cc:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Geoff Levand <geoff@...radead.org>,
        Ilya Dryomov <idryomov@...il.com>,
        Dongsheng Yang <dongsheng.yang@...ystack.cn>,
        Mike Snitzer <snitzer@...hat.com>,
        Ira Weiny <ira.weiny@...el.com>, dm-devel@...hat.com,
        linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-block@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        ceph-devel@...r.kernel.org
Subject: Re: [PATCH 02/16] MIPS: don't include <linux/genhd.h> in
 <asm/mach-rc32434/rb.h>

On 6/8/21 9:05 AM, Christoph Hellwig wrote:
> There is no need to include genhd.h from a random arch header, and not
> doing so prevents the possibility for nasty include loops.
> 
> Signed-off-by: Christoph Hellwig <hch@....de>
> ---
>  arch/mips/include/asm/mach-rc32434/rb.h | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/mips/include/asm/mach-rc32434/rb.h b/arch/mips/include/asm/mach-rc32434/rb.h
> index d502673a4f6c..34d179ca020b 100644
> --- a/arch/mips/include/asm/mach-rc32434/rb.h
> +++ b/arch/mips/include/asm/mach-rc32434/rb.h
> @@ -7,8 +7,6 @@
>  #ifndef __ASM_RC32434_RB_H
>  #define __ASM_RC32434_RB_H
>  
> -#include <linux/genhd.h>
> -
>  #define REGBASE		0x18000000
>  #define IDT434_REG_BASE ((volatile void *) KSEG1ADDR(REGBASE))
>  #define UART0BASE	0x58000

Reviewed-by: Bart Van Assche <bvanassche@....org>