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From: Randy Dunlap <rdunlap@infradead.org>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>,
	x86@kernel.org, platform-driver-x86@vger.kernel.org
Cc: dave.hansen@intel.com, sean.j.christopherson@intel.com,
	nhorman@redhat.com, npmccallum@redhat.com, serge.ayoun@intel.com,
	shay.katz-zamir@intel.com, linux-sgx@vger.kernel.org,
	andriy.shevchenko@linux.intel.com,
	Suresh Siddha <suresh.b.siddha@intel.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
	Reinette Chatre <reinette.chatre@intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	Andi Kleen <ak@linux.intel.com>,
	"open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)" 
	<linux-kernel@vger.kernel.org>
Subject: [PATCH v14 10/19] x86/sgx: Detect Intel SGX
Date: Tue, 25 Sep 2018 13:02:14 -0700	[thread overview]
Message-ID: <7ea823ce-d6ee-1ff0-efb4-3ca93536fb7e@infradead.org> (raw)
In-Reply-To: <20180925130845.9962-11-jarkko.sakkinen@linux.intel.com>

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.

-- 
~Randy

  reply	other threads:[~2018-09-25 20:02 UTC|newest]

Thread overview: 71+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-25 13:06 [PATCH v14 00/19] Intel SGX1 support Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 01/19] x86/sgx: Update MAINTAINERS Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 02/19] x86/sgx: Architectural structures Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 03/19] x86/cpufeature: Add SGX and SGX_LC CPU features Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 04/19] x86/cpufeatures: Add SGX feature bits Jarkko Sakkinen
2018-09-25 16:48   ` Borislav Petkov
2018-09-26 11:11     ` Jarkko Sakkinen
2018-09-26 11:36       ` Borislav Petkov
2018-09-27 13:16         ` Jarkko Sakkinen
2018-09-27 13:51           ` Borislav Petkov
2018-09-27 14:52             ` Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 05/19] x86/msr: Add SGX definitions to msr-index.h Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 06/19] x86/mm: x86/sgx: Add new 'PF_SGX' page fault error code bit Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 07/19] x86/fault: x86/mm/pkeys: relocate stale comment regarding OSPKE Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 08/19] signal: x86/sgx: Add SIGSEGV siginfo code for SGX EPCM fault Jarkko Sakkinen
2018-09-26 19:14   ` Sean Christopherson
2018-09-27 18:41   ` Eric W. Biederman
2018-09-25 13:06 ` [PATCH v14 09/19] x86/mm: x86/sgx: Signal SEGV_SGXERR for #PFs w/ PF_SGX Jarkko Sakkinen
2018-09-25 22:53   ` Andy Lutomirski
2018-09-26 17:35     ` Sean Christopherson
2018-09-26 18:12       ` Andy Lutomirski
2018-09-26 20:16         ` Dave Hansen
2018-09-26 20:44           ` Sean Christopherson
2018-09-26 20:49             ` Dave Hansen
2018-09-26 21:15               ` Andy Lutomirski
2018-09-26 21:45                 ` Dave Hansen
2018-09-26 22:37                   ` Andy Lutomirski
2018-09-27 14:21                     ` Jarkko Sakkinen
2018-09-27 14:41                       ` Andy Lutomirski
2018-09-27 13:56                   ` Jarkko Sakkinen
2018-10-01 21:42                     ` Jethro Beekman
2018-10-01 22:03                       ` Dave Hansen
2018-10-31 21:30                         ` Sean Christopherson
2018-10-31 21:35                           ` Dave Hansen
2018-11-01 17:42                           ` Jarkko Sakkinen
2018-11-01 17:44                             ` Jarkko Sakkinen
2018-10-02  0:31                       ` Jarkko Sakkinen
2018-10-01 14:29                 ` Sean Christopherson
2018-10-01 14:41                   ` Dave Hansen
2018-10-02  0:07                   ` Jarkko Sakkinen
2018-09-27 13:42           ` Jarkko Sakkinen
2018-09-27 14:58             ` Dave Hansen
2018-09-27 15:39               ` Jarkko Sakkinen
2018-09-27 15:53                 ` Dave Hansen
2018-09-27 13:14     ` Jarkko Sakkinen
2018-09-27 19:43   ` Eric W. Biederman
2018-09-28 12:17     ` Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 10/19] x86/sgx: Detect Intel SGX Jarkko Sakkinen
2018-09-25 20:02   ` Randy Dunlap [this message]
2018-09-27 13:13     ` Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 11/19] x86/sgx: Add wrappers for ENCLS leaf functions Jarkko Sakkinen
2018-09-25 20:01   ` Randy Dunlap
2018-09-27 13:12     ` Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 12/19] x86/sgx: Add data structures for tracking the EPC pages Jarkko Sakkinen
2018-09-25 20:00   ` Randy Dunlap
2018-09-27 13:11     ` Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 13/19] x86/sgx: Enclave Page Cache (EPC) memory manager Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 14/19] x86/sgx: Add sgx_einit() for initializing enclaves Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 15/19] platform/x86: Intel SGX driver Jarkko Sakkinen
2018-10-04 18:01   ` Sean Christopherson
2018-10-05 11:32     ` Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 16/19] platform/x86: Add swapping functionality to the " Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 17/19] x86/sgx: Add a simple swapper for the EPC memory manager Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 18/19] platform/x86: ptrace() support for the SGX driver Jarkko Sakkinen
2018-09-25 13:06 ` [PATCH v14 19/19] x86/sgx: Driver documentation Jarkko Sakkinen
2018-09-25 13:27   ` Jonathan Corbet
2018-10-15 20:54   ` Pavel Machek
2018-10-17 23:45     ` Jarkko Sakkinen
2018-10-18  9:57       ` Pavel Machek
2018-10-19 23:59         ` Jarkko Sakkinen
2018-10-17 23:56     ` Dave Hansen

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