Re: [PATCH v6 13/41] mm: Make pte_mkwrite() take a VMA

2023-02-19 Thread Michael Ellerman
Rick Edgecombe writes: > The x86 Control-flow Enforcement Technology (CET) feature includes a new > type of memory called shadow stack. This shadow stack memory has some > unusual properties, which requires some core mm changes to function > properly. ... > --- > Hi Non-x86 Arch’s, > > x86 has a f

Re: [PATCH v6 13/41] mm: Make pte_mkwrite() take a VMA

2023-02-19 Thread Kees Cook
On Sat, Feb 18, 2023 at 01:14:05PM -0800, Rick Edgecombe wrote: > The x86 Control-flow Enforcement Technology (CET) feature includes a new > type of memory called shadow stack. This shadow stack memory has some > unusual properties, which requires some core mm changes to function > properly. > > O