Re: [PATCH v5] arch/x86: Update config and kernel doc for MPK feature on AMD

2020-05-26 Thread Dave Hansen
On 5/23/20 5:21 AM, Borislav Petkov wrote: >> +config X86_MEMORY_PROTECTION_KEYS >> +# Set the "INTEL_"-free option whenever the "INTEL_" one is set. >> +# The "INTEL_" one should be removed and replaced by this option >> +# after 5.10. This avoids exposing most 'oldconfig' users to thi

Re: [PATCH v5] arch/x86: Update config and kernel doc for MPK feature on AMD

2020-05-23 Thread Borislav Petkov
On Wed, May 13, 2020 at 05:39:12PM -0500, Babu Moger wrote: > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig > index 1197b5596d5a..6b7303ccc1dd 100644 > --- a/arch/x86/Kconfig > +++ b/arch/x86/Kconfig > @@ -1887,10 +1887,10 @@ config X86_UMIP > results are dummy. > > config X86_INTEL_M

Re: [PATCH v5] arch/x86: Update config and kernel doc for MPK feature on AMD

2020-05-13 Thread Dave Hansen
On 5/13/20 3:39 PM, Babu Moger wrote: > AMD's next generation of EPYC processors support the MPK (Memory > Protection Keys) feature. > > Add a generic X86_MEMORY_PROTECTION_KEYS config shadowing > X86_INTEL_MEMORY_PROTECTION_KEYS and update the kernel > documentation. > > No functional changes.

[PATCH v5] arch/x86: Update config and kernel doc for MPK feature on AMD

2020-05-13 Thread Babu Moger
AMD's next generation of EPYC processors support the MPK (Memory Protection Keys) feature. Add a generic X86_MEMORY_PROTECTION_KEYS config shadowing X86_INTEL_MEMORY_PROTECTION_KEYS and update the kernel documentation. No functional changes. Signed-off-by: Babu Moger --- v5: - Just submiting t