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KVM: kvm_pdptr_read() may sleep

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Annotate it thusly.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity
2010-05-04 13:00:55 +03:00
parent 914ebccd2d
commit 08acfa1871
1 changed files with 2 additions and 0 deletions
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arch/x86/kvm/kvm_cache_regs.h
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@@ -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) static inline u64 kvm_pdptr_read(struct kvm_vcpu *vcpu, int index)
{ {
might_sleep(); /* on svm */
if (!test_bit(VCPU_EXREG_PDPTR, if (!test_bit(VCPU_EXREG_PDPTR,
(unsigned long *)&vcpu->arch.regs_avail)) (unsigned long *)&vcpu->arch.regs_avail))
kvm_x86_ops->cache_reg(vcpu, VCPU_EXREG_PDPTR); kvm_x86_ops->cache_reg(vcpu, VCPU_EXREG_PDPTR);