On Tue, Jul 01, 2014 at 04:56:50PM +0100, Marc Zyngier wrote: > On 01/07/14 16:53, Alex Bennée wrote: > > I suspect this is a -ECUTPASTE fault from the initial implementation. If > > we don't declare the register ID to be KVM_REG_ARM64 the KVM_GET_ONE_REG > > implementation kvm_arm_get_reg() returns -EINVAL and hilarity ensues. > > > > The kvm/api.txt document describes all arm64 registers as starting with > > 0x60xx... (i.e KVM_REG_ARM64). > > > > Signed-off-by: Alex Bennée <[email protected]> > > Acked-by: Christoffer Dall <[email protected]> > > --- > > arch/arm64/kvm/sys_regs.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c > > index 0324458..5ee99e4 100644 > > --- a/arch/arm64/kvm/sys_regs.c > > +++ b/arch/arm64/kvm/sys_regs.c > > @@ -962,7 +962,7 @@ static unsigned int num_demux_regs(void) > > > > static int write_demux_regids(u64 __user *uindices) > > { > > - u64 val = KVM_REG_ARM | KVM_REG_SIZE_U32 | KVM_REG_ARM_DEMUX; > > + u64 val = KVM_REG_ARM64 | KVM_REG_SIZE_U32 | KVM_REG_ARM_DEMUX; > > unsigned int i; > > > > val |= KVM_REG_ARM_DEMUX_ID_CCSIDR; > > > > -EBROWNPAPERBAG. > > Acked-by: Marc Zyngier <[email protected]> > Applied to kvmarm/master,
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