On Fri, May 08, 2020 at 09:41:32PM +0200, Thomas Gleixner wrote:
> From: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Date: Fri, 08 May 2020 21:26:58 +0200
>
> A recent cleanup removed the mm.h include from uaccess_no.h in
> m68k. This breaks the build of the m54xx watchdog driver:
>
> drivers/watchdog/m54xx_wdt.c:49:9: error: implicit declaration of function '__raw_readl'
>
> Due to magic include chains the inclusion of mm.h in uaccess_no.h pulled in io.h.
>
> Include 'linux/io.h' explicitely to fix this.
>
> Fixes: 9e860351550b ("m68knommu: Remove mm.h include from uaccess_no.h")
> Reported-by: kbuild test robot <lkp@xxxxxxxxx>
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Cc: Wim Van Sebroeck <wim@xxxxxxxxxxxxxxxxxx>
> Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
> Cc: linux-watchdog@xxxxxxxxxxxxxxx
Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> ---
> drivers/watchdog/m54xx_wdt.c | 1 +
> 1 file changed, 1 insertion(+)
>
> --- a/drivers/watchdog/m54xx_wdt.c
> +++ b/drivers/watchdog/m54xx_wdt.c
> @@ -29,6 +29,7 @@
> #include <linux/bitops.h>
> #include <linux/ioport.h>
> #include <linux/uaccess.h>
> +#include <linux/io.h>
>
> #include <asm/coldfire.h>
> #include <asm/m54xxsim.h>
