linux-kernel - Re: [PATCH] m68k: asm/io.h: mark mmio read addresses as const

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Date:   Mon, 02 Oct 2023 21:42:18 +0200
From:   "Arnd Bergmann" <arnd@...nel.org>
To:     "Geert Uytterhoeven" <geert@...ux-m68k.org>
Cc:     "kernel test robot" <lkp@...el.com>,
        linux-m68k@...ts.linux-m68k.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] m68k: asm/io.h: mark mmio read addresses as const

On Mon, Oct 2, 2023, at 15:12, Geert Uytterhoeven wrote:
> On Mon, Sep 25, 2023 at 5:53 PM Arnd Bergmann <arnd@...nel.org> wrote:
>>  #define out_8(addr,b) (void)((*(__force volatile u8 *) (unsigned long)(addr)) = (b))
>>  #define out_be16(addr,w) (void)((*(__force volatile u16 *) (unsigned long)(addr)) = (w))
>
> Shouldn't a similar change be made to rom_in_{8,be16,le16}()?

Right, these seem to have escaped my regex searches.

> I can do that while applying...

Ok, thanks!

     Arnd