On 22/12/11 13:34, Avi Kivity wrote: >> The general purpose registers are often necessary to handle SIE exits. >> Avoid additional ioctls by providing the guest registers in the r/w >> section of the kvm_run structure. >> > > This is only needed for S390_UCONTROL? No for the standard path. It was more like a "we copy the regs around anyway inside the kernel, so why not use kvm_run as a place to store the guest regs". So I will probably also have a look at floating point regs and access registers. > >> >> struct sync_rw_regs { >> + __u64 gprs[16]; /* general purpose registers */ >> }; >> #endif > > Don't you have to remove arch.guest_gprs too? (interesting approach btw). Yes. Done -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html