| Message ID | 1465383765-18754-6-git-send-email-cornelia.huck@de.ibm.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Wed, 8 Jun 2016 13:02:43 +0200 Cornelia Huck <cornelia.huck@de.ibm.com> wrote: > From: Christian Borntraeger <borntraeger@de.ibm.com> > > This allows to trace changes in the summary and queue indicators > for the non-irqfd case. For irqfd, kernel traces are needed instead. > > Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> > Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> > --- > hw/s390x/virtio-ccw.c | 1 + > trace-events | 1 + > 2 files changed, 2 insertions(+) > > diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c > index 7b265e4..262027b 100644 > --- a/hw/s390x/virtio-ccw.c > +++ b/hw/s390x/virtio-ccw.c > @@ -1091,6 +1091,7 @@ static uint8_t virtio_set_ind_atomic(SubchDev *sch, uint64_t ind_loc, > ind_old = *ind_addr; > ind_new = ind_old | to_be_set; > } while (atomic_cmpxchg(ind_addr, ind_old, ind_new) != ind_old); > + trace_virtio_ccw_set_ind(ind_loc, ind_old, ind_new); > cpu_physical_memory_unmap(ind_addr, len, 1, len); > > return ind_old; > diff --git a/trace-events b/trace-events > index c50b870..f672d9c 100644 > --- a/trace-events > +++ b/trace-events > @@ -1472,6 +1472,7 @@ css_adapter_interrupt(uint8_t isc) "CSS: adapter I/O interrupt (isc %x)" > # hw/s390x/virtio-ccw.c > virtio_ccw_interpret_ccw(int cssid, int ssid, int schid, int cmd_code) "VIRTIO-CCW: %x.%x.%04x: interpret command %x" > virtio_ccw_new_device(int cssid, int ssid, int schid, int devno, const char *devno_mode) "VIRTIO-CCW: add subchannel %x.%x.%04x, devno %04x (%s)" > +virtio_ccw_set_ind(uint64_t ind_loc, uint8_t ind_old, uint8_t ind_new) "VIRTIO-CCW: indicator at %lx: %x->%x" Needs to be PRIu64 instead of lx. I'll fix it. > > # hw/intc/s390_flic_kvm.c > flic_create_device(int err) "flic: create device failed %d"
diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c index 7b265e4..262027b 100644 --- a/hw/s390x/virtio-ccw.c +++ b/hw/s390x/virtio-ccw.c @@ -1091,6 +1091,7 @@ static uint8_t virtio_set_ind_atomic(SubchDev *sch, uint64_t ind_loc, ind_old = *ind_addr; ind_new = ind_old | to_be_set; } while (atomic_cmpxchg(ind_addr, ind_old, ind_new) != ind_old); + trace_virtio_ccw_set_ind(ind_loc, ind_old, ind_new); cpu_physical_memory_unmap(ind_addr, len, 1, len); return ind_old; diff --git a/trace-events b/trace-events index c50b870..f672d9c 100644 --- a/trace-events +++ b/trace-events @@ -1472,6 +1472,7 @@ css_adapter_interrupt(uint8_t isc) "CSS: adapter I/O interrupt (isc %x)" # hw/s390x/virtio-ccw.c virtio_ccw_interpret_ccw(int cssid, int ssid, int schid, int cmd_code) "VIRTIO-CCW: %x.%x.%04x: interpret command %x" virtio_ccw_new_device(int cssid, int ssid, int schid, int devno, const char *devno_mode) "VIRTIO-CCW: add subchannel %x.%x.%04x, devno %04x (%s)" +virtio_ccw_set_ind(uint64_t ind_loc, uint8_t ind_old, uint8_t ind_new) "VIRTIO-CCW: indicator at %lx: %x->%x" # hw/intc/s390_flic_kvm.c flic_create_device(int err) "flic: create device failed %d"