Re: [PATCH PTI v2 0/6] Clean up pgd handling and fix VSYSCALL and LDT

2017-12-12 Thread Kirill A. Shutemov
On Sun, Dec 10, 2017 at 10:54:38PM -0800, Andy Lutomirski wrote: > On Sun, Dec 10, 2017 at 10:47 PM, Andy Lutomirski wrote: > > I'm getting reasonably happy with this. It still needs more testing, > > but I want to get it out there. > > > > The main things that need testing are the 5-level case f

Re: [PATCH PTI v2 0/6] Clean up pgd handling and fix VSYSCALL and LDT

2017-12-10 Thread Andy Lutomirski
On Sun, Dec 10, 2017 at 10:47 PM, Andy Lutomirski wrote: > I'm getting reasonably happy with this. It still needs more testing, > but I want to get it out there. > > The main things that need testing are the 5-level case for the both > vsyscalls and the LDT. I'm getting a double-fault in ldt_gdt

[PATCH PTI v2 0/6] Clean up pgd handling and fix VSYSCALL and LDT

2017-12-10 Thread Andy Lutomirski
I'm getting reasonably happy with this. It still needs more testing, but I want to get it out there. The main things that need testing are the 5-level case for the both vsyscalls and the LDT. I'm getting a double-fault in ldt_gdt_64, but I haven't checked whether it's a bug in this series, and i