On Wed, Jan 23, 2019 at 06:00:35PM -0800, Palmer Dabbelt wrote: > On Tue, 15 Jan 2019 17:07:38 PST (-0800), guoren@xxxxxxxxxx wrote: > >Hi Christoph, > > > >I use PFN_DOWN() every where as possible and seems it's a habit > >problem. So let risc-v maintainer to choose "PFN_DOW()" or > >">> PAGE_SHIFT". > > > >Also the same with "end_of_DRAM & max_low_pfn". > > PFN_DOWN makes sense to me, as that's what we're trying to do here (round a > physical address down to page frame number). Am a I misunderstanding > something? > No, you got it :) Best Regards Guo Ren