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authorChristoffer Dall <christoffer.dall@linaro.org>2014-10-10 12:14:29 +0200
committerChristoffer Dall <christoffer.dall@linaro.org>2014-10-14 05:48:25 -0700
commitc3058d5da2222629bc2223c488a4512b59bb4baf (patch)
treec34f1e9fcf3909ddd493f644902b29ca18168236 /virt
parent38f791a4e499792eeb2a3c0572dd5133511c5bbb (diff)
arm/arm64: KVM: Ensure memslots are within KVM_PHYS_SIZE
When creating or moving a memslot, make sure the IPA space is within the addressable range of the guest. Otherwise, user space can create too large a memslot and KVM would try to access potentially unallocated page table entries when inserting entries in the Stage-2 page tables. Acked-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
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