Re: [RFC, PATCHv1 24/28] x86/mm: add sync_global_pgds() for configuration with 5-level paging

2016-12-08 Thread Kirill A. Shutemov
On Thu, Dec 08, 2016 at 10:42:19AM -0800, Andy Lutomirski wrote: > On Thu, Dec 8, 2016 at 8:21 AM, Kirill A. Shutemov > wrote: > > This basically restores slightly modified version of original > > sync_global_pgds() which we had before foldedl p4d was introduced.

Re: [RFC, PATCHv1 24/28] x86/mm: add sync_global_pgds() for configuration with 5-level paging

2016-12-08 Thread Kirill A. Shutemov
On Thu, Dec 08, 2016 at 10:42:19AM -0800, Andy Lutomirski wrote: > On Thu, Dec 8, 2016 at 8:21 AM, Kirill A. Shutemov > wrote: > > This basically restores slightly modified version of original > > sync_global_pgds() which we had before foldedl p4d was introduced. > > > > The only modification is

Re: [RFC, PATCHv1 24/28] x86/mm: add sync_global_pgds() for configuration with 5-level paging

2016-12-08 Thread Andy Lutomirski
On Thu, Dec 8, 2016 at 8:21 AM, Kirill A. Shutemov wrote: > This basically restores slightly modified version of original > sync_global_pgds() which we had before foldedl p4d was introduced. > > The only modification is protection against 'address' overflow. > >

Re: [RFC, PATCHv1 24/28] x86/mm: add sync_global_pgds() for configuration with 5-level paging

2016-12-08 Thread Andy Lutomirski
On Thu, Dec 8, 2016 at 8:21 AM, Kirill A. Shutemov wrote: > This basically restores slightly modified version of original > sync_global_pgds() which we had before foldedl p4d was introduced. > > The only modification is protection against 'address' overflow. > > Signed-off-by: Kirill A. Shutemov

[RFC, PATCHv1 24/28] x86/mm: add sync_global_pgds() for configuration with 5-level paging

2016-12-08 Thread Kirill A. Shutemov
This basically restores slightly modified version of original sync_global_pgds() which we had before foldedl p4d was introduced. The only modification is protection against 'address' overflow. Signed-off-by: Kirill A. Shutemov --- arch/x86/mm/init_64.c | 47

[RFC, PATCHv1 24/28] x86/mm: add sync_global_pgds() for configuration with 5-level paging

2016-12-08 Thread Kirill A. Shutemov
This basically restores slightly modified version of original sync_global_pgds() which we had before foldedl p4d was introduced. The only modification is protection against 'address' overflow. Signed-off-by: Kirill A. Shutemov --- arch/x86/mm/init_64.c | 47