The patch titled
KVM: Fix mmu reset locking when setting cr0
has been removed from the -mm tree. Its filename was
kvm-virtualization-infrastructure-fix-mmu-reset-locking-when-setting-cr0.patch
This patch was dropped because it was folded into kvm-userspace-interface.patch
------------------------------------------------------
Subject: KVM: Fix mmu reset locking when setting cr0
From: Yaniv Kamay <yaniv@xxxxxxxxxxxx>
An mmu reset needs to be called with the kvm lock held.
Signed-off-by: Yaniv Kamay <yaniv@xxxxxxxxxxxx>
Signed-off-by: Avi Kivity <avi@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/kvm/kvm_main.c | 2 ++
1 files changed, 2 insertions(+)
diff -puN drivers/kvm/kvm_main.c~kvm-virtualization-infrastructure-fix-mmu-reset-locking-when-setting-cr0 drivers/kvm/kvm_main.c
--- a/drivers/kvm/kvm_main.c~kvm-virtualization-infrastructure-fix-mmu-reset-locking-when-setting-cr0
+++ a/drivers/kvm/kvm_main.c
@@ -939,7 +939,9 @@ static void set_cr0(struct kvm_vcpu *vcp
}
__set_cr0(vcpu, cr0);
+ spin_lock(&vcpu->kvm->lock);
kvm_mmu_reset_context(vcpu);
+ spin_unlock(&vcpu->kvm->lock);
return;
}
_
Patches currently in -mm which might be from yaniv@xxxxxxxxxxxx are
kvm-userspace-interface.patch
kvm-virtualization-infrastructure-fix-mmu-reset-locking-when-setting-cr0.patch
kvm-memory-slot-management.patch
kvm-vcpu-creation-and-maintenance.patch
kvm-vcpu-execution-loop.patch
kvm-define-exit-handlers.patch
kvm-define-exit-handlers-pass-fs-gs-segment-bases-to-x86-emulator.patch
kvm-less-common-exit-handlers.patch
kvm-less-common-exit-handlers-handle-rdmsrmsr_efer.patch
kvm-mmu.patch
kvm-x86-emulator.patch
kvm-x86-emulator-fix-emulator-mov-cr-decoding.patch
kvm-amd-svm-add-architecture-definitions-for-amd-svm.patch
kvm-amd-svm-enhance-x86-emulator.patch
kvm-amd-svm-add-missing-tlb-flushes-to-the-guest-mmu.patch
kvm-amd-svm-add-data-structures.patch
kvm-amd-svm-implementation.patch
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