On Fri, 05/15 09:26, Paolo Bonzini wrote: > > > On 15/05/2015 09:03, Fam Zheng wrote: > > On Fri, 05/15 08:50, Paolo Bonzini wrote: > >> > >> > >> On 15/05/2015 08:04, Fam Zheng wrote: > >>> @@ -111,6 +111,10 @@ static void > >>> virtio_scsi_iothread_handle_ctrl(EventNotifier *notifier) > >>> VirtIOSCSI *s = VIRTIO_SCSI(vring->parent); > >>> VirtIOSCSIReq *req; > >>> > >>> + if (s->pause_counter) { > >>> + virtio_scsi_stop_ioeventfd(s); > >>> + return; > >>> + } > >>> event_notifier_test_and_clear(notifier); > >>> while ((req = virtio_scsi_pop_req_vring(s, vring))) { > >>> virtio_scsi_handle_ctrl_req(s, req); > >>> @@ -124,6 +128,10 @@ static void > >>> virtio_scsi_iothread_handle_event(EventNotifier *notifier) > >>> VirtIOSCSI *s = vring->parent; > >>> VirtIODevice *vdev = VIRTIO_DEVICE(s); > >>> > >>> + if (s->pause_counter) { > >>> + virtio_scsi_stop_ioeventfd(s); > >>> + return; > >>> + } > >>> event_notifier_test_and_clear(notifier); > >>> > >>> if (!(vdev->status & VIRTIO_CONFIG_S_DRIVER_OK)) { > >> > >> Why are these needed? > > > > Not strictly. I think it's something like an "assert(!s->pause_counter)" but > > said gently. > > Why be gentle? :)
I guess because I want to be a gentleman.. :) But since being gentle to these two won't make me a fortune to become a gentlemen, let's just assert! Fam