Re: [PATCH v4 13/36] nds32: Device specific operations

[Greentime Hu]

2017-12-18 19:26 GMT+08:00 Arnd Bergmann <a...@arndb.de>:
> On Mon, Dec 18, 2017 at 7:46 AM, Greentime Hu <green...@gmail.com> wrote:
>
>> +#define __ASM_NDS32_IO_H
>> +
>> +extern void iounmap(void __iomem *addr);
>
> The prototype here should probably include 'volatile' to avoid warnings in an
> allmodconfig build.
>

Thanks. I will update it like this.
extern void iounmap(volatile void __iomem *addr);