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mirror_ubuntu-kernels/arch/x86/kvm/mmu
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Ben Gardon 87aa9ec939 KVM: x86/mmu: Fix TDP MMU zap collapsible SPTEs 
There is a bug in the TDP MMU function to zap SPTEs which could be
replaced with a larger mapping which prevents the function from doing
anything. Fix this by correctly zapping the last level SPTEs.

Cc: stable@vger.kernel.org
Fixes: 1488199856 ("kvm: x86/mmu: Support disabling dirty logging for the tdp MMU")
Signed-off-by: Ben Gardon <bgardon@google.com>
Message-Id: <20210202185734.1680553-11-bgardon@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-02-04 04:38:53 -05:00
..
mmu_audit.c KVM: x86/mmu: Rename page_header() to to_shadow_page() 2020-07-08 16:21:55 -04:00
mmu_internal.h kvm: x86/mmu: NX largepage recovery for TDP MMU 2020-10-23 03:42:16 -04:00
mmu.c Merge branch 'kvm-master' into kvm-next 2021-01-07 18:06:52 -05:00
mmutrace.h kvm: x86/mmu: Add TDP MMU SPTE changed trace point 2020-11-19 10:57:16 -05:00
page_track.c kvm: mmu: page_track: Fix RCU list API usage 2020-08-24 18:36:23 -07:00
paging_tmpl.h kvm: x86/mmu: Remove disallowed_hugepage_adjust shadow_walk_iterator arg 2020-10-21 18:17:02 -04:00
spte.c KVM: mmu: Fix SPTE encoding of MMIO generation upper half 2020-12-11 19:18:43 -05:00
spte.h KVM: mmu: Fix SPTE encoding of MMIO generation upper half 2020-12-11 19:18:43 -05:00
tdp_iter.c kvm: x86/mmu: Support zapping SPTEs in the TDP MMU 2020-10-21 18:17:02 -04:00
tdp_iter.h kvm: x86/mmu: Support dirty logging for the TDP MMU 2020-10-23 03:42:13 -04:00
tdp_mmu.c KVM: x86/mmu: Fix TDP MMU zap collapsible SPTEs 2021-02-04 04:38:53 -05:00
tdp_mmu.h KVM: x86/mmu: Get root level from walkers when retrieving MMIO SPTE 2021-01-07 18:00:24 -05:00