On 2017-04-23 19:38, Philippe Mathieu-Daudé wrote: > Hi Aurelien! > > Why don't lock inside s390_virtio_hypercall() directly round the diag500 > dispatch call?
s390_virtio_hypercall is shared between TCG and KVM. For KVM the lock is already done before calling s390_virtio_hypercall in kvm_arch_handle_exit. -- Aurelien Jarno GPG: 4096R/1DDD8C9B aurel...@aurel32.net http://www.aurel32.net