Re: [PATCH 0/6] x86: 5-level paging enabling for v4.12, Part 1

2017-03-18 Thread Kirill A. Shutemov
On Tue, Mar 14, 2017 at 10:48:51AM -0700, Linus Torvalds wrote: > On Tue, Mar 14, 2017 at 12:47 AM, Ingo Molnar wrote: > > > > I've also applied the GUP patch, with the assumption that you'll address > > Linus's > > request to switch x86 over to the generic version. > > Note that switching over

Re: [PATCH 0/6] x86: 5-level paging enabling for v4.12, Part 1

2017-03-18 Thread Kirill A. Shutemov
On Tue, Mar 14, 2017 at 10:48:51AM -0700, Linus Torvalds wrote: > On Tue, Mar 14, 2017 at 12:47 AM, Ingo Molnar wrote: > > > > I've also applied the GUP patch, with the assumption that you'll address > > Linus's > > request to switch x86 over to the generic version. > > Note that switching over

Re: [PATCH 0/6] x86: 5-level paging enabling for v4.12, Part 1

2017-03-15 Thread Michal Hocko
On Tue 14-03-17 08:47:29, Ingo Molnar wrote: > > * Kirill A. Shutemov wrote: > > > Here's the first bunch of patches of 5-level patchset. Let's see if I'm on > > right track addressing Ingo's feedback. :) > > > > These patches prepare x86 code to be switched from > > > > to . It's a stepping

Re: [PATCH 0/6] x86: 5-level paging enabling for v4.12, Part 1

2017-03-14 Thread Linus Torvalds
On Tue, Mar 14, 2017 at 12:47 AM, Ingo Molnar wrote: > > I've also applied the GUP patch, with the assumption that you'll address > Linus's > request to switch x86 over to the generic version. Note that switching over to the generic version is somewhat fraught with subtle issues: (a) we need t

Re: [PATCH 0/6] x86: 5-level paging enabling for v4.12, Part 1

2017-03-14 Thread Thomas Gleixner
On Tue, 14 Mar 2017, Kirill A. Shutemov wrote: > On Tue, Mar 14, 2017 at 08:47:29AM +0100, Ingo Molnar wrote: > > I've also applied the GUP patch, with the assumption that you'll address > > Linus's > > request to switch x86 over to the generic version. > > Okay, I'll do this. > > I just want t

Re: [PATCH 0/6] x86: 5-level paging enabling for v4.12, Part 1

2017-03-14 Thread Kirill A. Shutemov
On Tue, Mar 14, 2017 at 08:47:29AM +0100, Ingo Molnar wrote: > > * Kirill A. Shutemov wrote: > > > Here's the first bunch of patches of 5-level patchset. Let's see if I'm on > > right track addressing Ingo's feedback. :) > > > > These patches prepare x86 code to be switched from > > > > to .

Re: [PATCH 0/6] x86: 5-level paging enabling for v4.12, Part 1

2017-03-14 Thread Ingo Molnar
* Kirill A. Shutemov wrote: > Here's the first bunch of patches of 5-level patchset. Let's see if I'm on > right track addressing Ingo's feedback. :) > > These patches prepare x86 code to be switched from > to . It's a stepping stone for adding 5-level > paging support. > > Please review and

Re: [PATCH 0/6] x86: 5-level paging enabling for v4.12, Part 1

2017-03-13 Thread Linus Torvalds
On Mon, Mar 13, 2017 at 7:33 AM, Kirill A. Shutemov wrote: > Here's the first bunch of patches of 5-level patchset. Let's see if I'm on > right track addressing Ingo's feedback. :) Considering the bug we just had with the HAVE_GENERIC_RCU_GUP code, I'm wondering if people would be willing to look

[PATCH 0/6] x86: 5-level paging enabling for v4.12, Part 1

2017-03-13 Thread Kirill A. Shutemov
Here's the first bunch of patches of 5-level patchset. Let's see if I'm on right track addressing Ingo's feedback. :) These patches prepare x86 code to be switched from to . It's a stepping stone for adding 5-level paging support. Please review and consider applying. Kirill A. Shutemov (6): x