Messages in this thread | | | Date | Tue, 22 Mar 2016 14:01:50 +0100 | From | Pavel Machek <> | Subject | Re: [RFC PATCH v1 02/18] x86: Secure Memory Encryption (SME) build enablement |
| |
On Tue 2016-04-26 17:56:14, Tom Lendacky wrote: > Provide the Kconfig support to build the SME support in the kernel.
Probably should go last in the series?
> Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> > --- > arch/x86/Kconfig | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig > index 7bb1574..13249b5 100644 > --- a/arch/x86/Kconfig > +++ b/arch/x86/Kconfig > @@ -1356,6 +1356,15 @@ config X86_DIRECT_GBPAGES > supports them), so don't confuse the user by printing > that we have them enabled. > > +config AMD_MEM_ENCRYPT > + bool "Secure Memory Encryption support for AMD" > + depends on X86_64 && CPU_SUP_AMD > + ---help--- > + Say yes to enable the encryption of system memory. This requires > + an AMD processor that supports Secure Memory Encryption (SME). > + The encryption of system memory is disabled by default but can be > + enabled with the mem_encrypt=on command line option. > + > # Common NUMA Features > config NUMA > bool "Numa Memory Allocation and Scheduler Support"
-- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
| |