Re: [PATCH v14 10/19] x86/sgx: Detect Intel SGX

[Jarkko Sakkinen]

On Tue, Sep 25, 2018 at 01:02:14PM -0700, Randy Dunlap wrote:
> On 9/25/18 6:06 AM, Jarkko Sakkinen wrote:
> > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> > index 1a0be022f91d..b47e1a144409 100644
> > --- a/arch/x86/Kconfig
> > +++ b/arch/x86/Kconfig
> > @@ -1913,6 +1913,23 @@ config X86_INTEL_MEMORY_PROTECTION_KEYS
> >  
> >  	  If unsure, say y.
> >  
> > +config INTEL_SGX_CORE
> > +	bool "Intel SGX core functionality"
> > +	depends on X86_64 && CPU_SUP_INTEL
> > +	help
> > +	Intel Software Guard eXtensions (SGX) CPU feature that allows ring 3
> > +	applications to create enclaves: private regions of memory that are
> > +	architecturally protected from unauthorized access and/or modification.
> > +
> > +	This option enables kernel recognition of SGX, high-level management
> > +	of the Enclave Page Cache (EPC), tracking and writing of SGX Launch
> > +	Enclave Hash MSRs, and allows for virtualization of SGX via KVM. By
> > +	itself, this option does not provide SGX support to userspace.
> > +
> > +	For details, see Documentation/x86/intel_sgx.rst
> > +
> > +	If unsure, say N.
> > +
> 
> Hi,
> coding-style.rst says that help text should be indented with
> one tab + 2 spaces.
> 
> thanks.

Thank you.

/Jarkko