On Tue, Mar 28, 2017 at 03:21:39PM -0700, H. Peter Anvin wrote: > On 03/27/17 09:29, Kirill A. Shutemov wrote: > > +fffe000000000000 - fffe007fffffffff (=39 bits) %esp fixup stacks > > Why move this?
You're right. There's no reason to. It's accident due to ESPFIX_BASE_ADDR being defined using PGDIR_SHIFT. We should use P4D_SHIFT instead to produce consistent result across paging modes. I'll update the patch tomorrow. Thanks for noticing this. -- Kirill A. Shutemov
