linux-kernel - Re: [PATCH] sparc: cacheflush

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Message-ID: <YlE54Cs0mi0WDPo7@ravnborg.org>
Date:   Sat, 9 Apr 2022 09:46:40 +0200
From:   Sam Ravnborg <sam@...nborg.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     linux-kernel@...r.kernel.org, kernel test robot <lkp@...el.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S . Miller" <davem@...emloft.net>,
        sparclinux@...r.kernel.org
Subject: Re: [PATCH] sparc: cacheflush_32.h needs <linux/mm.h>

Hi Randy,

On Fri, Apr 08, 2022 at 11:02:15PM -0700, Randy Dunlap wrote:
> Add <linux/mm.h> to cacheflush_32.h just as in cacheflush_64.h.

Just add a forward declaration like this to fix it:

struct page;

No need to pull in a header file when a forward is enough.

Maybe we could simplify sparc64 in a similar way, but that is another
patch and it may require extra work in other files anyway.

	Sam