From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751877AbdFIQnf (ORCPT ); Fri, 9 Jun 2017 12:43:35 -0400 Received: from mail.skyhub.de ([5.9.137.197]:54050 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751740AbdFIQnb (ORCPT ); Fri, 9 Jun 2017 12:43:31 -0400 Date: Fri, 9 Jun 2017 18:43:09 +0200 From: Borislav Petkov To: Tom Lendacky Cc: linux-arch@vger.kernel.org, linux-efi@vger.kernel.org, kvm@vger.kernel.org, linux-doc@vger.kernel.org, x86@kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com, linux-mm@kvack.org, iommu@lists.linux-foundation.org, Rik van Riel , Radim =?utf-8?B?S3LEjW3DocWZ?= , Toshimitsu Kani , Arnd Bergmann , Jonathan Corbet , Matt Fleming , "Michael S. Tsirkin" , Joerg Roedel , Konrad Rzeszutek Wilk , Paolo Bonzini , Larry Woodman , Brijesh Singh , Ingo Molnar , Andy Lutomirski , "H. Peter Anvin" , Andrey Ryabinin , Alexander Potapenko , Dave Young , Thomas Gleixner , Dmitry Vyukov Subject: Re: [PATCH v6 06/34] x86/mm: Add Secure Memory Encryption (SME) support Message-ID: <20170609164309.45xgyzibdkzmdbde@pd.tnic> References: <20170607191309.28645.15241.stgit@tlendack-t1.amdoffice.net> <20170607191416.28645.58145.stgit@tlendack-t1.amdoffice.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20170607191416.28645.58145.stgit@tlendack-t1.amdoffice.net> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jun 07, 2017 at 02:14:16PM -0500, Tom Lendacky wrote: > Add support for Secure Memory Encryption (SME). This initial support > provides a Kconfig entry to build the SME support into the kernel and > defines the memory encryption mask that will be used in subsequent > patches to mark pages as encrypted. > > Signed-off-by: Tom Lendacky > --- > arch/x86/Kconfig | 22 ++++++++++++++++++++++ > arch/x86/include/asm/mem_encrypt.h | 35 +++++++++++++++++++++++++++++++++++ > arch/x86/mm/Makefile | 1 + > arch/x86/mm/mem_encrypt.c | 21 +++++++++++++++++++++ > include/asm-generic/mem_encrypt.h | 27 +++++++++++++++++++++++++++ > include/linux/mem_encrypt.h | 18 ++++++++++++++++++ > 6 files changed, 124 insertions(+) > create mode 100644 arch/x86/include/asm/mem_encrypt.h > create mode 100644 arch/x86/mm/mem_encrypt.c > create mode 100644 include/asm-generic/mem_encrypt.h > create mode 100644 include/linux/mem_encrypt.h Reviewed-by: Borislav Petkov -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov Subject: Re: [PATCH v6 06/34] x86/mm: Add Secure Memory Encryption (SME) support Date: Fri, 9 Jun 2017 18:43:09 +0200 Message-ID: <20170609164309.45xgyzibdkzmdbde@pd.tnic> References: <20170607191309.28645.15241.stgit@tlendack-t1.amdoffice.net> <20170607191416.28645.58145.stgit@tlendack-t1.amdoffice.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Content-Disposition: inline In-Reply-To: <20170607191416.28645.58145.stgit@tlendack-t1.amdoffice.net> Sender: owner-linux-mm@kvack.org To: Tom Lendacky Cc: linux-arch@vger.kernel.org, linux-efi@vger.kernel.org, kvm@vger.kernel.org, linux-doc@vger.kernel.org, x86@kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com, linux-mm@kvack.org, iommu@lists.linux-foundation.org, Rik van Riel , Radim =?utf-8?B?S3LEjW3DocWZ?= , Toshimitsu Kani , Arnd Bergmann , Jonathan Corbet , Matt Fleming , "Michael S. Tsirkin" , Joerg Roedel , Konrad Rzeszutek Wilk , Paolo Bonzini , Larry Woodman , Brijesh Singh , Ingo Molnar , Andy Lutomirski , "H. Peter Anvin" , Andrey Ryabinin , Alexander List-Id: linux-efi@vger.kernel.org On Wed, Jun 07, 2017 at 02:14:16PM -0500, Tom Lendacky wrote: > Add support for Secure Memory Encryption (SME). This initial support > provides a Kconfig entry to build the SME support into the kernel and > defines the memory encryption mask that will be used in subsequent > patches to mark pages as encrypted. > > Signed-off-by: Tom Lendacky > --- > arch/x86/Kconfig | 22 ++++++++++++++++++++++ > arch/x86/include/asm/mem_encrypt.h | 35 +++++++++++++++++++++++++++++++++++ > arch/x86/mm/Makefile | 1 + > arch/x86/mm/mem_encrypt.c | 21 +++++++++++++++++++++ > include/asm-generic/mem_encrypt.h | 27 +++++++++++++++++++++++++++ > include/linux/mem_encrypt.h | 18 ++++++++++++++++++ > 6 files changed, 124 insertions(+) > create mode 100644 arch/x86/include/asm/mem_encrypt.h > create mode 100644 arch/x86/mm/mem_encrypt.c > create mode 100644 include/asm-generic/mem_encrypt.h > create mode 100644 include/linux/mem_encrypt.h Reviewed-by: Borislav Petkov -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f198.google.com (mail-wr0-f198.google.com [209.85.128.198]) by kanga.kvack.org (Postfix) with ESMTP id 563F16B02F3 for ; Fri, 9 Jun 2017 12:43:26 -0400 (EDT) Received: by mail-wr0-f198.google.com with SMTP id g36so9264958wrg.4 for ; Fri, 09 Jun 2017 09:43:26 -0700 (PDT) Received: from mail.skyhub.de (mail.skyhub.de. [2a01:4f8:190:11c2::b:1457]) by mx.google.com with ESMTP id r201si129200wmg.97.2017.06.09.09.43.24 for ; Fri, 09 Jun 2017 09:43:25 -0700 (PDT) Date: Fri, 9 Jun 2017 18:43:09 +0200 From: Borislav Petkov Subject: Re: [PATCH v6 06/34] x86/mm: Add Secure Memory Encryption (SME) support Message-ID: <20170609164309.45xgyzibdkzmdbde@pd.tnic> References: <20170607191309.28645.15241.stgit@tlendack-t1.amdoffice.net> <20170607191416.28645.58145.stgit@tlendack-t1.amdoffice.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20170607191416.28645.58145.stgit@tlendack-t1.amdoffice.net> Sender: owner-linux-mm@kvack.org List-ID: To: Tom Lendacky Cc: linux-arch@vger.kernel.org, linux-efi@vger.kernel.org, kvm@vger.kernel.org, linux-doc@vger.kernel.org, x86@kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com, linux-mm@kvack.org, iommu@lists.linux-foundation.org, Rik van Riel , Radim =?utf-8?B?S3LEjW3DocWZ?= , Toshimitsu Kani , Arnd Bergmann , Jonathan Corbet , Matt Fleming , "Michael S. Tsirkin" , Joerg Roedel , Konrad Rzeszutek Wilk , Paolo Bonzini , Larry Woodman , Brijesh Singh , Ingo Molnar , Andy Lutomirski , "H. Peter Anvin" , Andrey Ryabinin , Alexander Potapenko , Dave Young , Thomas Gleixner , Dmitry Vyukov On Wed, Jun 07, 2017 at 02:14:16PM -0500, Tom Lendacky wrote: > Add support for Secure Memory Encryption (SME). This initial support > provides a Kconfig entry to build the SME support into the kernel and > defines the memory encryption mask that will be used in subsequent > patches to mark pages as encrypted. > > Signed-off-by: Tom Lendacky > --- > arch/x86/Kconfig | 22 ++++++++++++++++++++++ > arch/x86/include/asm/mem_encrypt.h | 35 +++++++++++++++++++++++++++++++++++ > arch/x86/mm/Makefile | 1 + > arch/x86/mm/mem_encrypt.c | 21 +++++++++++++++++++++ > include/asm-generic/mem_encrypt.h | 27 +++++++++++++++++++++++++++ > include/linux/mem_encrypt.h | 18 ++++++++++++++++++ > 6 files changed, 124 insertions(+) > create mode 100644 arch/x86/include/asm/mem_encrypt.h > create mode 100644 arch/x86/mm/mem_encrypt.c > create mode 100644 include/asm-generic/mem_encrypt.h > create mode 100644 include/linux/mem_encrypt.h Reviewed-by: Borislav Petkov -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail.skyhub.de ([2a01:4f8:190:11c2::b:1457]) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dJN0m-00045T-Fx for kexec@lists.infradead.org; Fri, 09 Jun 2017 16:43:53 +0000 Date: Fri, 9 Jun 2017 18:43:09 +0200 From: Borislav Petkov Subject: Re: [PATCH v6 06/34] x86/mm: Add Secure Memory Encryption (SME) support Message-ID: <20170609164309.45xgyzibdkzmdbde@pd.tnic> References: <20170607191309.28645.15241.stgit@tlendack-t1.amdoffice.net> <20170607191416.28645.58145.stgit@tlendack-t1.amdoffice.net> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20170607191416.28645.58145.stgit@tlendack-t1.amdoffice.net> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: Tom Lendacky Cc: linux-efi@vger.kernel.org, Brijesh Singh , Toshimitsu Kani , Radim =?utf-8?B?S3LEjW3DocWZ?= , Matt Fleming , x86@kernel.org, linux-mm@kvack.org, Alexander Potapenko , "H. Peter Anvin" , Larry Woodman , linux-arch@vger.kernel.org, kvm@vger.kernel.org, Jonathan Corbet , Joerg Roedel , linux-doc@vger.kernel.org, kasan-dev@googlegroups.com, Ingo Molnar , Andrey Ryabinin , Dave Young , Rik van Riel , Arnd Bergmann , Konrad Rzeszutek Wilk , Andy Lutomirski , Thomas Gleixner , Dmitry Vyukov , kexec@lists.infradead.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, "Michael S. Tsirkin" , Paolo Bonzini On Wed, Jun 07, 2017 at 02:14:16PM -0500, Tom Lendacky wrote: > Add support for Secure Memory Encryption (SME). This initial support > provides a Kconfig entry to build the SME support into the kernel and > defines the memory encryption mask that will be used in subsequent > patches to mark pages as encrypted. > > Signed-off-by: Tom Lendacky > --- > arch/x86/Kconfig | 22 ++++++++++++++++++++++ > arch/x86/include/asm/mem_encrypt.h | 35 +++++++++++++++++++++++++++++++++++ > arch/x86/mm/Makefile | 1 + > arch/x86/mm/mem_encrypt.c | 21 +++++++++++++++++++++ > include/asm-generic/mem_encrypt.h | 27 +++++++++++++++++++++++++++ > include/linux/mem_encrypt.h | 18 ++++++++++++++++++ > 6 files changed, 124 insertions(+) > create mode 100644 arch/x86/include/asm/mem_encrypt.h > create mode 100644 arch/x86/mm/mem_encrypt.c > create mode 100644 include/asm-generic/mem_encrypt.h > create mode 100644 include/linux/mem_encrypt.h Reviewed-by: Borislav Petkov -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply. _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec