Re: [PATCH 3.4 47/88] mm: add kmap_to_page()

Greg Kroah-Hartman
2014-06-10T20:47:10Z

On Tue, Jun 10, 2014 at 04:04:53PM +0800, Yijing Wang wrote:
> >> +struct page *kmap_to_page(void *vaddr)
> >> +{
> >> + unsigned long addr = (unsigned long)vaddr;
> >> +
> >> + if (addr >= PKMAP_ADDR(0) && addr <= PKMAP_ADDR(LAST_PKMAP)) {
> >> + int i = (addr - PKMAP_ADDR(0)) >> PAGE_SHIFT;
> >> + return pte_page(pkmap_page_table[i]);
> >> + }
> >> +
> >> + return virt_to_page(addr);
> >> +}
> >> +
> >> static void flush_all_zero_pkmaps(void)
> >> {
> >> int i;
> >
> > I think this needs the following on top:
> >
> > commit 498c2280212327858e521e9d21345d4cc2637f54
> > Author: Will Deacon <will.deacon@arm.com>
> > Date: Fri Nov 16 14:15:00 2012 -0800
> >
>
> Thanks Hugh. Hi Greg, please pick up this fix patch, Thanks a lot!

Now applied, thanks!

greg k-h