On Wed, 16 Oct 2019 03:58:19 +0200
Eric Farman <farman@xxxxxxxxxxxxx> wrote:
> Commit 3cd90214b70f ("vfio: ccw: add tracepoints for interesting error
> paths") added a quick trace point to determine where a channel program
> failed while being processed. It's a great addition, but adding more
> traces to vfio-ccw is more cumbersome than it needs to be.
>
> Let's refactor how this is done, so that additional traces are easier
> to add and can exist outside of the FSM if we ever desire.
>
> Signed-off-by: Eric Farman <farman@xxxxxxxxxxxxx>
> ---
> drivers/s390/cio/Makefile | 4 ++--
> drivers/s390/cio/vfio_ccw_cp.h | 1 +
> drivers/s390/cio/vfio_ccw_fsm.c | 3 ---
> drivers/s390/cio/vfio_ccw_trace.c | 12 ++++++++++++
> drivers/s390/cio/vfio_ccw_trace.h | 2 ++
> 5 files changed, 17 insertions(+), 5 deletions(-)
> create mode 100644 drivers/s390/cio/vfio_ccw_trace.c
Reviewed-by: Cornelia Huck <cohuck@xxxxxxxxxx>
