Am 05.08.2015 um 18:33 schrieb Radim Krčmář: > I find the switch easier to read and modify. yes. > Signed-off-by: Radim Krčmář <rkrcmar@xxxxxxxxxx> > --- > v2: new > > virt/kvm/kvm_main.c | 9 ++++++--- > 1 file changed, 6 insertions(+), 3 deletions(-) > > diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c > index d7ffe6090520..71598554deed 100644 > --- a/virt/kvm/kvm_main.c > +++ b/virt/kvm/kvm_main.c > @@ -2252,12 +2252,15 @@ static long kvm_vcpu_ioctl(struct file *filp, > * Special cases: vcpu ioctls that are asynchronous to vcpu execution, > * so vcpu_load() would break it. > */ > + switch (ioctl) { > #if defined(CONFIG_S390) || defined(CONFIG_PPC) || defined(CONFIG_MIPS) > - if (ioctl == KVM_S390_INTERRUPT || ioctl == KVM_S390_IRQ || ioctl == KVM_INTERRUPT) > - return kvm_arch_vcpu_ioctl(filp, ioctl, arg); > + case KVM_S390_INTERRUPT: > + case KVM_S390_IRQ: > + case KVM_INTERRUPT: When you are it you might want to put the KVM_S390* withing CONFIG_S390 and KVM_INTERRUPT within CONFIG_PPC || CONFIG_MIPS This might speed up the switch statement for s390/ppc/mips a tiny bit. It will add another ifdef, though. Paolo? > #endif > - if (ioctl == KVM_USER_EXIT) > + case KVM_USER_EXIT: > return kvm_arch_vcpu_ioctl(filp, ioctl, arg); > + } > > r = vcpu_load(vcpu); > if (r) > -- 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