On Mon, Dec 12, 2016 at 10:12:53AM +0100, Paolo Bonzini wrote:
> Introduce a new mutex to avoid an AB-BA deadlock between kvm->lock and
> vcpu->mutex. Protect accesses in kvm_hv_setup_tsc_page too, as suggested
> by Roman.
>
> Reported-by: Dmitry Vyukov
> Cc: Roman Kagan
On Mon, Dec 12, 2016 at 10:12:53AM +0100, Paolo Bonzini wrote:
> Introduce a new mutex to avoid an AB-BA deadlock between kvm->lock and
> vcpu->mutex. Protect accesses in kvm_hv_setup_tsc_page too, as suggested
> by Roman.
>
> Reported-by: Dmitry Vyukov
> Cc: Roman Kagan
> Signed-off-by: Paolo
Introduce a new mutex to avoid an AB-BA deadlock between kvm->lock and
vcpu->mutex. Protect accesses in kvm_hv_setup_tsc_page too, as suggested
by Roman.
Reported-by: Dmitry Vyukov
Cc: Roman Kagan
Signed-off-by: Paolo Bonzini
---
Introduce a new mutex to avoid an AB-BA deadlock between kvm->lock and
vcpu->mutex. Protect accesses in kvm_hv_setup_tsc_page too, as suggested
by Roman.
Reported-by: Dmitry Vyukov
Cc: Roman Kagan
Signed-off-by: Paolo Bonzini
---
Documentation/virtual/kvm/locking.txt | 8 ++--
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