On Tue, May 30, 2023 at 05:25:01PM +0800, Baoquan He wrote: > On 05/16/23 at 11:31pm, Christoph Hellwig wrote: > > > +#define ioremap ioremap > > > +#define ioremap_prot ioremap_prot > > > +#define iounmap iounmap > > > > Nit: I think it's cleaner to have these #defines right next to the > > function declaration. > > For this one, I didn't add function declaration of ioremap_prot and > iounmap in arch/arc/include/asm/io.h and the same to other arch's > asm/io.h. Because asm-generic/io.h already has those function > declaration, then ARCH's asm/io.h includeasm-generic/io.h. I tried > adding function declarations for ioremap_prot() and iounmap(), building > passed too. Do you think we need add extra function declarations in > ARCH's asm/io.h file? No, sorry.