From: Tom Lendacky <thomas.lendacky@amd.com> To: x86@kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-efi@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, kvm@vger.kernel.org, kasan-dev@googlegroups.com Cc: "Radim Krčmář" <rkrcmar@redhat.com>, "Arnd Bergmann" <arnd@arndb.de>, "Jonathan Corbet" <corbet@lwn.net>, "Matt Fleming" <matt@codeblueprint.co.uk>, "Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>, "Andrey Ryabinin" <aryabinin@virtuozzo.com>, "Ingo Molnar" <mingo@redhat.com>, "Borislav Petkov" <bp@alien8.de>, "Andy Lutomirski" <luto@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>, "Paolo Bonzini" <pbonzini@redhat.com>, "Alexander Potapenko" <glider@google.com>, "Thomas Gleixner" <tglx@linutronix.de>, "Dmitry Vyukov" <dvyukov@google.com>, "Rik van Riel" <riel@redhat.com>, "Larry Woodman" <lwoodman@redhat.com>, "Dave Young" <dyoung@redhat.com>, "Toshimitsu Kani" <toshi.kani@hpe.com>, "Michael S. Tsirkin" <mst@redhat.com>, "Brijesh Singh" <brijesh.singh@amd.com> Subject: [PATCH v10 06/38] x86/mm: Add Secure Memory Encryption (SME) support Date: Mon, 17 Jul 2017 16:10:03 -0500 [thread overview] Message-ID: <a6c34d16caaed3bc3e2d6f0987554275bd291554.1500319216.git.thomas.lendacky@amd.com> (raw) In-Reply-To: <cover.1500319216.git.thomas.lendacky@amd.com> 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. Reviewed-by: Borislav Petkov <bp@suse.de> Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> --- arch/x86/Kconfig | 25 +++++++++++++++++++++++++ arch/x86/include/asm/mem_encrypt.h | 30 ++++++++++++++++++++++++++++++ arch/x86/mm/Makefile | 1 + arch/x86/mm/mem_encrypt.c | 21 +++++++++++++++++++++ include/linux/mem_encrypt.h | 35 +++++++++++++++++++++++++++++++++++ 5 files changed, 112 insertions(+) create mode 100644 arch/x86/include/asm/mem_encrypt.h create mode 100644 arch/x86/mm/mem_encrypt.c create mode 100644 include/linux/mem_encrypt.h diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 781521b..ba7b93d 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1415,6 +1415,31 @@ config X86_DIRECT_GBPAGES supports them), so don't confuse the user by printing that we have them enabled. +config ARCH_HAS_MEM_ENCRYPT + def_bool y + +config AMD_MEM_ENCRYPT + bool "AMD Secure Memory Encryption (SME) support" + depends on X86_64 && CPU_SUP_AMD + ---help--- + Say yes to enable support for the encryption of system memory. + This requires an AMD processor that supports Secure Memory + Encryption (SME). + +config AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT + bool "Activate AMD Secure Memory Encryption (SME) by default" + default y + depends on AMD_MEM_ENCRYPT + ---help--- + Say yes to have system memory encrypted by default if running on + an AMD processor that supports Secure Memory Encryption (SME). + + If set to Y, then the encryption of system memory can be + deactivated with the mem_encrypt=off command line option. + + If set to N, then the encryption of system memory can be + activated with the mem_encrypt=on command line option. + # Common NUMA Features config NUMA bool "Numa Memory Allocation and Scheduler Support" diff --git a/arch/x86/include/asm/mem_encrypt.h b/arch/x86/include/asm/mem_encrypt.h new file mode 100644 index 0000000..a105796 --- /dev/null +++ b/arch/x86/include/asm/mem_encrypt.h @@ -0,0 +1,30 @@ +/* + * AMD Memory Encryption Support + * + * Copyright (C) 2016 Advanced Micro Devices, Inc. + * + * Author: Tom Lendacky <thomas.lendacky@amd.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __X86_MEM_ENCRYPT_H__ +#define __X86_MEM_ENCRYPT_H__ + +#ifndef __ASSEMBLY__ + +#ifdef CONFIG_AMD_MEM_ENCRYPT + +extern unsigned long sme_me_mask; + +#else /* !CONFIG_AMD_MEM_ENCRYPT */ + +#define sme_me_mask 0UL + +#endif /* CONFIG_AMD_MEM_ENCRYPT */ + +#endif /* __ASSEMBLY__ */ + +#endif /* __X86_MEM_ENCRYPT_H__ */ diff --git a/arch/x86/mm/Makefile b/arch/x86/mm/Makefile index 0fbdcb6..a94a7b6 100644 --- a/arch/x86/mm/Makefile +++ b/arch/x86/mm/Makefile @@ -39,3 +39,4 @@ obj-$(CONFIG_X86_INTEL_MPX) += mpx.o obj-$(CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS) += pkeys.o obj-$(CONFIG_RANDOMIZE_MEMORY) += kaslr.o +obj-$(CONFIG_AMD_MEM_ENCRYPT) += mem_encrypt.o diff --git a/arch/x86/mm/mem_encrypt.c b/arch/x86/mm/mem_encrypt.c new file mode 100644 index 0000000..b99d469 --- /dev/null +++ b/arch/x86/mm/mem_encrypt.c @@ -0,0 +1,21 @@ +/* + * AMD Memory Encryption Support + * + * Copyright (C) 2016 Advanced Micro Devices, Inc. + * + * Author: Tom Lendacky <thomas.lendacky@amd.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/linkage.h> + +/* + * Since SME related variables are set early in the boot process they must + * reside in the .data section so as not to be zeroed out when the .bss + * section is later cleared. + */ +unsigned long sme_me_mask __section(.data) = 0; +EXPORT_SYMBOL_GPL(sme_me_mask); diff --git a/include/linux/mem_encrypt.h b/include/linux/mem_encrypt.h new file mode 100644 index 0000000..59769f7 --- /dev/null +++ b/include/linux/mem_encrypt.h @@ -0,0 +1,35 @@ +/* + * AMD Memory Encryption Support + * + * Copyright (C) 2016 Advanced Micro Devices, Inc. + * + * Author: Tom Lendacky <thomas.lendacky@amd.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __MEM_ENCRYPT_H__ +#define __MEM_ENCRYPT_H__ + +#ifndef __ASSEMBLY__ + +#ifdef CONFIG_ARCH_HAS_MEM_ENCRYPT + +#include <asm/mem_encrypt.h> + +#else /* !CONFIG_ARCH_HAS_MEM_ENCRYPT */ + +#define sme_me_mask 0UL + +#endif /* CONFIG_ARCH_HAS_MEM_ENCRYPT */ + +static inline bool sme_active(void) +{ + return !!sme_me_mask; +} + +#endif /* __ASSEMBLY__ */ + +#endif /* __MEM_ENCRYPT_H__ */ -- 1.9.1
WARNING: multiple messages have this Message-ID (diff)
From: Tom Lendacky <thomas.lendacky@amd.com> To: x86@kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-efi@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, kvm@vger.kernel.org, kasan-dev@googlegroups.com Cc: "Radim Krčmář" <rkrcmar@redhat.com>, "Arnd Bergmann" <arnd@arndb.de>, "Jonathan Corbet" <corbet@lwn.net>, "Matt Fleming" <matt@codeblueprint.co.uk>, "Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>, "Andrey Ryabinin" <aryabinin@virtuozzo.com>, "Ingo Molnar" <mingo@redhat.com>, "Borislav Petkov" <bp@alien8.de>, "Andy Lutomirski" <luto@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>, "Paolo Bonzini" <pbonzini@redhat.com>, "Alexander Potapenko" <glider@google.com>, "Thomas Gleixner" <tglx@linutronix.de>, "Dmitry Vyukov" <dvyukov@google.com>, "Rik van Riel" <riel@redhat.com>, "Larry Woodman" <lwoodman@redhat.com>, "Dave Young" <dyoung@redhat.com>, "Toshimitsu Kani" <toshi.kani@hpe.com>, "Michael S. Tsirkin" <mst@redhat.com>, "Brijesh Singh" <brijesh.singh@amd.com> Subject: [PATCH v10 06/38] x86/mm: Add Secure Memory Encryption (SME) support Date: Mon, 17 Jul 2017 16:10:03 -0500 [thread overview] Message-ID: <a6c34d16caaed3bc3e2d6f0987554275bd291554.1500319216.git.thomas.lendacky@amd.com> (raw) In-Reply-To: <cover.1500319216.git.thomas.lendacky@amd.com> 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. Reviewed-by: Borislav Petkov <bp@suse.de> Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> --- arch/x86/Kconfig | 25 +++++++++++++++++++++++++ arch/x86/include/asm/mem_encrypt.h | 30 ++++++++++++++++++++++++++++++ arch/x86/mm/Makefile | 1 + arch/x86/mm/mem_encrypt.c | 21 +++++++++++++++++++++ include/linux/mem_encrypt.h | 35 +++++++++++++++++++++++++++++++++++ 5 files changed, 112 insertions(+) create mode 100644 arch/x86/include/asm/mem_encrypt.h create mode 100644 arch/x86/mm/mem_encrypt.c create mode 100644 include/linux/mem_encrypt.h diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 781521b..ba7b93d 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1415,6 +1415,31 @@ config X86_DIRECT_GBPAGES supports them), so don't confuse the user by printing that we have them enabled. +config ARCH_HAS_MEM_ENCRYPT + def_bool y + +config AMD_MEM_ENCRYPT + bool "AMD Secure Memory Encryption (SME) support" + depends on X86_64 && CPU_SUP_AMD + ---help--- + Say yes to enable support for the encryption of system memory. + This requires an AMD processor that supports Secure Memory + Encryption (SME). + +config AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT + bool "Activate AMD Secure Memory Encryption (SME) by default" + default y + depends on AMD_MEM_ENCRYPT + ---help--- + Say yes to have system memory encrypted by default if running on + an AMD processor that supports Secure Memory Encryption (SME). + + If set to Y, then the encryption of system memory can be + deactivated with the mem_encrypt=off command line option. + + If set to N, then the encryption of system memory can be + activated with the mem_encrypt=on command line option. + # Common NUMA Features config NUMA bool "Numa Memory Allocation and Scheduler Support" diff --git a/arch/x86/include/asm/mem_encrypt.h b/arch/x86/include/asm/mem_encrypt.h new file mode 100644 index 0000000..a105796 --- /dev/null +++ b/arch/x86/include/asm/mem_encrypt.h @@ -0,0 +1,30 @@ +/* + * AMD Memory Encryption Support + * + * Copyright (C) 2016 Advanced Micro Devices, Inc. + * + * Author: Tom Lendacky <thomas.lendacky@amd.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __X86_MEM_ENCRYPT_H__ +#define __X86_MEM_ENCRYPT_H__ + +#ifndef __ASSEMBLY__ + +#ifdef CONFIG_AMD_MEM_ENCRYPT + +extern unsigned long sme_me_mask; + +#else /* !CONFIG_AMD_MEM_ENCRYPT */ + +#define sme_me_mask 0UL + +#endif /* CONFIG_AMD_MEM_ENCRYPT */ + +#endif /* __ASSEMBLY__ */ + +#endif /* __X86_MEM_ENCRYPT_H__ */ diff --git a/arch/x86/mm/Makefile b/arch/x86/mm/Makefile index 0fbdcb6..a94a7b6 100644 --- a/arch/x86/mm/Makefile +++ b/arch/x86/mm/Makefile @@ -39,3 +39,4 @@ obj-$(CONFIG_X86_INTEL_MPX) += mpx.o obj-$(CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS) += pkeys.o obj-$(CONFIG_RANDOMIZE_MEMORY) += kaslr.o +obj-$(CONFIG_AMD_MEM_ENCRYPT) += mem_encrypt.o diff --git a/arch/x86/mm/mem_encrypt.c b/arch/x86/mm/mem_encrypt.c new file mode 100644 index 0000000..b99d469 --- /dev/null +++ b/arch/x86/mm/mem_encrypt.c @@ -0,0 +1,21 @@ +/* + * AMD Memory Encryption Support + * + * Copyright (C) 2016 Advanced Micro Devices, Inc. + * + * Author: Tom Lendacky <thomas.lendacky@amd.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/linkage.h> + +/* + * Since SME related variables are set early in the boot process they must + * reside in the .data section so as not to be zeroed out when the .bss + * section is later cleared. + */ +unsigned long sme_me_mask __section(.data) = 0; +EXPORT_SYMBOL_GPL(sme_me_mask); diff --git a/include/linux/mem_encrypt.h b/include/linux/mem_encrypt.h new file mode 100644 index 0000000..59769f7 --- /dev/null +++ b/include/linux/mem_encrypt.h @@ -0,0 +1,35 @@ +/* + * AMD Memory Encryption Support + * + * Copyright (C) 2016 Advanced Micro Devices, Inc. + * + * Author: Tom Lendacky <thomas.lendacky@amd.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __MEM_ENCRYPT_H__ +#define __MEM_ENCRYPT_H__ + +#ifndef __ASSEMBLY__ + +#ifdef CONFIG_ARCH_HAS_MEM_ENCRYPT + +#include <asm/mem_encrypt.h> + +#else /* !CONFIG_ARCH_HAS_MEM_ENCRYPT */ + +#define sme_me_mask 0UL + +#endif /* CONFIG_ARCH_HAS_MEM_ENCRYPT */ + +static inline bool sme_active(void) +{ + return !!sme_me_mask; +} + +#endif /* __ASSEMBLY__ */ + +#endif /* __MEM_ENCRYPT_H__ */ -- 1.9.1 -- 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: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2017-07-17 21:11 UTC|newest] Thread overview: 163+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-07-17 21:09 [PATCH v10 00/38] x86: Secure Memory Encryption (AMD) Tom Lendacky 2017-07-17 21:09 ` Tom Lendacky 2017-07-17 21:09 ` Tom Lendacky 2017-07-17 21:09 ` Tom Lendacky 2017-07-17 21:09 ` [PATCH v10 01/38] x86: Document AMD Secure Memory Encryption (SME) Tom Lendacky 2017-07-17 21:09 ` Tom Lendacky 2017-07-18 10:47 ` [tip:x86/mm] x86/cpu/AMD: " tip-bot for Tom Lendacky 2017-07-17 21:09 ` [PATCH v10 02/38] x86/mm/pat: Set write-protect cache mode for full PAT support Tom Lendacky 2017-07-17 21:09 ` Tom Lendacky 2017-07-18 10:47 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 03/38] x86, mpparse, x86/acpi, x86/PCI, x86/dmi, SFI: Use memremap for RAM mappings Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:48 ` [tip:x86/mm] x86, mpparse, x86/acpi, x86/PCI, x86/dmi, SFI: Use memremap() " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 04/38] x86/CPU/AMD: Add the Secure Memory Encryption CPU feature Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:48 ` [tip:x86/mm] x86/cpu/AMD: " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 05/38] x86/CPU/AMD: Handle SME reduction in physical address size Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:48 ` [tip:x86/mm] x86/cpu/AMD: " tip-bot for Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky [this message] 2017-07-17 21:10 ` [PATCH v10 06/38] x86/mm: Add Secure Memory Encryption (SME) support Tom Lendacky 2017-07-18 10:49 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 07/38] x86/mm: Remove phys_to_virt() usage in ioremap() Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:49 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 08/38] x86/mm: Add support to enable SME in early boot processing Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:50 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 09/38] x86/mm: Simplify p[g4um]d_page() macros Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:50 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 10/38] x86/mm: Provide general kernel support for memory encryption Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:50 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 11/38] x86/mm: Add SME support for read_cr3_pa() Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:51 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 12/38] x86/mm: Extend early_memremap() support with additional attrs Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:51 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 13/38] x86/mm: Add support for early encrypt/decrypt of memory Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:51 ` [tip:x86/mm] x86/mm: Add support for early encryption/decryption " tip-bot for Tom Lendacky 2017-10-25 17:34 ` Dave Hansen 2017-10-26 13:05 ` Tom Lendacky 2017-10-26 14:08 ` Dave Hansen 2017-07-17 21:10 ` [PATCH v10 14/38] x86/mm: Insure that boot memory areas are mapped properly Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:52 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 15/38] x86/boot/e820: Add support to determine the E820 type of an address Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:52 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 16/38] efi: Add an EFI table address match function Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:53 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 17/38] efi: Update efi_mem_type() to return an error rather than 0 Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:53 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 18/38] x86/efi: Update EFI pagetable creation to work with SME Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:53 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 19/38] x86/mm: Add support to access boot related data in the clear Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:54 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 20/38] x86, mpparse: Use memremap to map the mpf and mpc data Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:54 ` [tip:x86/mm] x86/boot: Use memremap() to map the MPF and MPC data tip-bot for Tom Lendacky 2017-07-20 9:23 ` [PATCH] x86/boot: Fix memremap() related build failure Ingo Molnar 2017-07-20 10:27 ` [tip:x86/mm] " tip-bot for Ingo Molnar 2017-11-03 15:12 ` [PATCH v10 20/38] x86, mpparse: Use memremap to map the mpf and mpc data Tomeu Vizoso 2017-11-03 15:12 ` Tomeu Vizoso 2017-11-03 15:12 ` Tomeu Vizoso 2017-11-03 15:31 ` Tom Lendacky 2017-11-03 15:31 ` Tom Lendacky 2017-11-03 15:31 ` Tom Lendacky 2017-11-06 7:13 ` Tomeu Vizoso 2017-11-06 7:13 ` Tomeu Vizoso 2017-11-06 7:13 ` Tomeu Vizoso 2017-07-17 21:10 ` [PATCH v10 21/38] x86/mm: Add support to access persistent memory in the clear Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:54 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 22/38] x86/mm: Add support for changing the memory encryption attribute Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:55 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 23/38] x86/realmode: Decrypt trampoline area if memory encryption is active Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:55 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 24/38] x86, swiotlb: Add memory encryption support Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:56 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 25/38] swiotlb: Add warnings for use of bounce buffers with SME Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:56 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 26/38] x86/CPU/AMD: Make the microcode level available earlier in the boot Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:56 ` [tip:x86/mm] x86/cpu/AMD: " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 27/38] iommu/amd: Allow the AMD IOMMU to work with memory encryption Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:57 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-18 10:57 ` tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 28/38] x86, realmode: Check for memory encryption on the APs Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:57 ` [tip:x86/mm] x86/boot/realmode: " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 29/38] x86, drm, fbdev: Do not specify encrypted memory for video mappings Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:57 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 30/38] kvm: x86: svm: Support Secure Memory Encryption within KVM Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:58 ` [tip:x86/mm] kvm/x86/svm: " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 31/38] x86/mm, kexec: Allow kexec to be used with SME Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:58 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-18 10:58 ` tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 32/38] xen/x86: Remove SME feature in PV guests Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:58 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-18 10:58 ` tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 33/38] x86/mm: Use proper encryption attributes with /dev/mem Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:59 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 34/38] x86/mm: Create native_make_p4d() for PGTABLE_LEVELS <= 4 Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 10:59 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 35/38] x86/mm: Add support to encrypt the kernel in-place Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 11:00 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 36/38] x86/boot: Add early cmdline parsing for options with arguments Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 11:00 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 37/38] compiler-gcc.h: Introduce __nostackp function attribute Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 9:36 ` Ingo Molnar 2017-07-18 9:36 ` Ingo Molnar 2017-07-18 9:36 ` Ingo Molnar 2017-07-18 13:56 ` Tom Lendacky 2017-07-18 13:56 ` Tom Lendacky 2017-07-18 13:56 ` Tom Lendacky 2017-07-18 11:00 ` [tip:x86/mm] compiler-gcc.h: Introduce __nostackprotector " tip-bot for Tom Lendacky 2017-07-18 18:27 ` tip-bot for Tom Lendacky 2017-07-17 21:10 ` [PATCH v10 38/38] x86/mm: Add support to make use of Secure Memory Encryption Tom Lendacky 2017-07-17 21:10 ` Tom Lendacky 2017-07-18 11:01 ` [tip:x86/mm] " tip-bot for Tom Lendacky 2017-07-18 18:28 ` tip-bot for Tom Lendacky 2017-07-18 12:03 ` [PATCH v10 00/38] x86: Secure Memory Encryption (AMD) Thomas Gleixner 2017-07-18 12:03 ` Thomas Gleixner 2017-07-18 12:03 ` Thomas Gleixner 2017-07-18 12:03 ` Thomas Gleixner 2017-07-18 14:02 ` Tom Lendacky 2017-07-18 14:02 ` Tom Lendacky 2017-07-18 14:02 ` Tom Lendacky 2017-07-18 14:02 ` Tom Lendacky 2017-07-18 14:02 ` Tom Lendacky 2017-07-18 12:03 ` Thomas Gleixner
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