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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?Z0cdMLuw0T6bBAbnyyZd3gExyvhWO0L8HhErufAmslxIppHLxkdkEok4lsjw?= =?us-ascii?Q?0SVEMsNXNGTRrb0mvZUi+Cw0kYJvfAWQyIuimaAxiMxk8o+ZBwqcfCPdgQ2X?= =?us-ascii?Q?inMZfWI8MwAo1jUnjo3GSIqXrY2QAHF9TBco55t4qV020Ah+LEiVl7v//zbw?= =?us-ascii?Q?QrdT1w4Hxbz4ThEu0pjIunbAYteng0P0o7Z2REKTukirL/N2AsBiOT+RnC+t?= =?us-ascii?Q?6ebr7/9p5Iu40BbNu8mA4F5TaPLyKcOPueZF7kTIDroDXZJHQ89khz7EaY7z?= =?us-ascii?Q?ImWORk6Ynsjh2xh4cEWmYkKJYDxbrbPOK1yTW/Pe+PRiYKjIFEe4Hy3LhslR?= =?us-ascii?Q?4WwUPGmXgrH2qkzHFw2O2uLJJF88RjVn3mkVa7VimvsdRf8RwfO6EApPI+1J?= =?us-ascii?Q?mBxcncOHovM/bvqe9UpMghux2amb/jXNECx4Qvf3ymUMZovGZbZFUN228NIL?= =?us-ascii?Q?cV1koTA3QPVdZyIMuqbsNd39KE2fGrJF14ntomQyeA8rjpMerzBWUkEyf715?= =?us-ascii?Q?TcKIoXi1k4+KAbfzdYRtvCQGvnFi4+ZtlrD7423IF1Rwe0bKsNQ0EDyUS73D?= =?us-ascii?Q?tDlxFxU8Paz0dulkVVK2qg+6nhQhowwJObxpVC6lthngR+s7Bk+EX7esUrKZ?= =?us-ascii?Q?MuvqKas7ei1TTxMc5PwYel8C/MmMIsT1TrYTLDN6fgRRWZnNwB1/SIKJI3u7?= =?us-ascii?Q?8c7sr67H8czqTx8HkUTsUrRrbiiUvJxg1qIjADqNw4rBfJ7/RmcfMHcC6awV?= =?us-ascii?Q?FKAvoEJq32yhWF3T527R+r0CQE9O4zwpMudYYKrs9JNj4L8tcMnjnWmdGQZA?= =?us-ascii?Q?SaJcUuKtiAtzYEiQhCZBPM8AsR9HmrxNbBC5RxEQfxwKW0CLpL5P4EDk8BZI?= =?us-ascii?Q?WHjHHHMyOni8jB932mFedCnuA9EqCB/LVCh3P9IW/4aEK5dcNl+0SPKP2r0V?= =?us-ascii?Q?urHCbppzV/JO8SyZfDHwh4gBaBPxSDufTzhbWS2M1i+Q7Jv4MTMhGLj5kcGA?= =?us-ascii?Q?ohA3sjjDYn4hd0DslC9xgWS03DJHmtwAcUqHx0zs2PDWHtF3fdh8bn6F+Dzs?= =?us-ascii?Q?jJb+dEr0MZiT87T5XSZEe21tw9xtFisZhSX2WyLl7GmvWFLALcybO1zQFZZl?= =?us-ascii?Q?gt2uWqz/RBGwWsuhP7C/E28l7Di5739RNBe9AL1Dzm2SB7nUfz/lghCDPDRx?= =?us-ascii?Q?t7qKNb8eO4+MORDM6cQi+XnXyd0ew4DtD02PboVI6Gmo0tUlFKIvvA+frsaa?= =?us-ascii?Q?fXXHvP3OOgajDrM0ljQq4+xWE0n2eBuSkwSo/TvINYIvlGRkN/8C3LHwWPwG?= =?us-ascii?Q?srVdqgoGnKIlzttFOBgZCTlI?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: 9f6216c3-c8f7-420f-dd66-08d941765fff X-MS-Exchange-CrossTenant-AuthSource: BYAPR12MB2711.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 Jul 2021 18:38:12.5594 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 2XYg23nNB2yDtQ3DEmDxjNufO2SDOkYMKif3inBzUx/k0PwAynvxEOmBcDaXQBdkDRRYG5uKgArNTiILPVrTSQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4082 When SEV-SNP is enabled globally, the hardware places restrictions on all memory accesses based on the RMP entry, whether the hyperviso or a VM, performs the accesses. When hardware encounters an RMP access violation during a guest access, it will cause a #VMEXIT(NPF). See APM2 section 16.36.10 for more details. Signed-off-by: Brijesh Singh --- arch/x86/include/asm/kvm_host.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index cd2e19e1d323..59185b6bc82a 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -239,8 +239,12 @@ enum x86_intercept_stage; #define PFERR_FETCH_BIT 4 #define PFERR_PK_BIT 5 #define PFERR_SGX_BIT 15 +#define PFERR_GUEST_RMP_BIT 31 #define PFERR_GUEST_FINAL_BIT 32 #define PFERR_GUEST_PAGE_BIT 33 +#define PFERR_GUEST_ENC_BIT 34 +#define PFERR_GUEST_SIZEM_BIT 35 +#define PFERR_GUEST_VMPL_BIT 36 #define PFERR_PRESENT_MASK (1U << PFERR_PRESENT_BIT) #define PFERR_WRITE_MASK (1U << PFERR_WRITE_BIT) @@ -251,6 +255,10 @@ enum x86_intercept_stage; #define PFERR_SGX_MASK (1U << PFERR_SGX_BIT) #define PFERR_GUEST_FINAL_MASK (1ULL << PFERR_GUEST_FINAL_BIT) #define PFERR_GUEST_PAGE_MASK (1ULL << PFERR_GUEST_PAGE_BIT) +#define PFERR_GUEST_RMP_MASK (1ULL << PFERR_GUEST_RMP_BIT) +#define PFERR_GUEST_ENC_MASK (1ULL << PFERR_GUEST_ENC_BIT) +#define PFERR_GUEST_SIZEM_MASK (1ULL << PFERR_GUEST_SIZEM_BIT) +#define PFERR_GUEST_VMPL_MASK (1ULL << PFERR_GUEST_VMPL_BIT) #define PFERR_NESTED_GUEST_PAGE (PFERR_GUEST_PAGE_MASK | \ PFERR_WRITE_MASK | \ -- 2.17.1