Currently svm_vm_data_hash_lock is left uninitialized. This causes lockdep warnings. Properly initialize it. Signed-off-by: Dmitry Vyukov <dvyukov@xxxxxxxxxx> Cc: Joerg Roedel <joro@xxxxxxxxxx> Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx> Cc: "Radim Krčmář" <rkrcmar@xxxxxxxxxx> Cc: kvm@xxxxxxxxxxxxxxx Cc: syzkaller@xxxxxxxxxxxxxxxx --- arch/x86/kvm/svm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 08a4d3ab3455..b928a9c34987 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -972,7 +972,7 @@ static void svm_disable_lbrv(struct vcpu_svm *svm) */ #define SVM_VM_DATA_HASH_BITS 8 DECLARE_HASHTABLE(svm_vm_data_hash, SVM_VM_DATA_HASH_BITS); -static spinlock_t svm_vm_data_hash_lock; +static DEFINE_SPINLOCK(svm_vm_data_hash_lock); /* Note: * This function is called from IOMMU driver to notify -- 2.11.0.483.g087da7b7c-goog
