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KVM: X86: Calculate quadrant when !role.gpte_is_8_bytes
authorLai Jiangshan <laijs@linux.alibaba.com>
Thu, 18 Nov 2021 11:08:13 +0000 (19:08 +0800)
committerPaolo Bonzini <pbonzini@redhat.com>
Wed, 8 Dec 2021 09:25:10 +0000 (04:25 -0500)
commitcee1bc8a7e7844696be821db4685ceccff7a5c91
tree4eac5e4a020acb5a79f2f11ea622473898dfb83atree | snapshot
parenta3b22fbe96cc093fbbd79eedfc411c0ae53ab92bcommit | diff
KVM: X86: Calculate quadrant when !role.gpte_is_8_bytes

role.quadrant is only valid when gpte size is 4 bytes and only be
calculated when gpte size is 4 bytes.

Although "vcpu->arch.mmu->root_level <= PT32_ROOT_LEVEL" also means
gpte size is 4 bytes, but using "!role.gpte_is_8_bytes" is clearer

Signed-off-by: Lai Jiangshan <laijs@linux.alibaba.com>
Message-Id: <20211118110814.2568-15-jiangshanlai@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/mmu/mmu.c diff | blob | history
Linux Kernel Source Tree.