MIRRORS/linux-imx
1
0
Fork 0
mirror of https://github.com/nxp-imx/linux-imx.git synced 2025-07-06 17:35:20 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity

ANDROID: KVM: arm64: Do not advertise FEAT_MOPS for protected guests

Browse Source 
Memory Copy and Memory Set Operations (MOPS) are not supported
for protected guests. Ensure that the feature is not on the allow
list in ID_AA64ISAR2_EL1.

Bug: 278749606
Bug: 369812426

Reported-by: Sebastian Ene <sebastianene@google.com>
Signed-off-by: Fuad Tabba <tabba@google.com>
Change-Id: I1b3f951e3f68223cd64b4d5e0b0e17a75d2438f1
This commit is contained in:
Fuad Tabba 2024-09-26 15:42:20 +01:00
parent e05b2ba1f7
commit 3d3a7b6271
1 changed files with 0 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm64/include/asm/kvm_pkvm.h
View File

@ -236,7 +236,6 @@ void pkvm_host_reclaim_page(struct kvm *host_kvm, phys_addr_t ipa);
#define PVM_ID_AA64ISAR2_ALLOW (\
ARM64_FEATURE_MASK(ID_AA64ISAR2_EL1_ATS1A) | \
ARM64_FEATURE_MASK(ID_AA64ISAR2_EL1_GPA3) | \
ARM64_FEATURE_MASK(ID_AA64ISAR2_EL1_MOPS) | \
FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64ISAR2_EL1_APA3), ID_AA64ISAR2_EL1_APA3_PAuth) \
)