Re: [PATCH 1/4] KVM: Fix wrong usage of _IOR in assigned device interface

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On Wednesday 18 February 2009 22:44:15 Avi Kivity wrote:
> Sheng Yang wrote:
> > _IOR for copy_to_user and _IOW for copy_from_user...
> >
> > Noticed by Avi.
> >
> > Signed-off-by: Sheng Yang <sheng@xxxxxxxxxxxxxxx>
> > ---
> >  include/linux/kvm.h |    4 ++--
> >  1 files changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/include/linux/kvm.h b/include/linux/kvm.h
> > index 2163b3d..d742cbf 100644
> > --- a/include/linux/kvm.h
> > +++ b/include/linux/kvm.h
> > @@ -469,10 +469,10 @@ struct kvm_irq_routing {
> >  			_IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
> >  #define KVM_UNREGISTER_COALESCED_MMIO \
> >  			_IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
> > -#define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
> > +#define KVM_ASSIGN_PCI_DEVICE _IOW(KVMIO, 0x69, \
> >  				   struct kvm_assigned_pci_dev)
> >  #define KVM_SET_GSI_ROUTING       _IOW(KVMIO, 0x6a, struct
> > kvm_irq_routing) -#define KVM_ASSIGN_IRQ _IOR(KVMIO, 0x70, \
> > +#define KVM_ASSIGN_IRQ _IOW(KVMIO, 0x70, \
> >  			    struct kvm_assigned_irq)
> >  #define KVM_REINJECT_CONTROL      _IO(KVMIO, 0x71)
>
> KVM_ASSIGN_PCI_DEVICE was introduced in 2.6.28.  We can't fix it since
> it's part of the ABI.

OK... So please take this one off. 

-- 
regards
Yang, Sheng
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