KVM: kvm_pdptr_read() may sleep (08acfa18) · Commits · e / devices / android_kernel_fairphone_FP3

arch/x86/kvm/kvm_cache_regs.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -36,6 +36,8 @@ static inline void kvm_rip_write(struct kvm_vcpu *vcpu, unsigned long val)

		static inline u64 kvm_pdptr_read(struct kvm_vcpu *vcpu, int index)
		{
		might_sleep(); /* on svm */

		if (!test_bit(VCPU_EXREG_PDPTR,
		(unsigned long *)&vcpu->arch.regs_avail))
		kvm_x86_ops->cache_reg(vcpu, VCPU_EXREG_PDPTR);