Re: [RFC v4 3/3] virtio-blk: add some trace events for zoned emulation

[Sam Li <faithilikerun@gmail.com>]

Philippe Mathieu-Daudé <philmd@linaro.org> 于2022年11月3日周四 05:21写道：
>
> Hi,
>
> On 30/10/22 10:32, Sam Li wrote:
> > Signed-off-by: Sam Li <faithilikerun@gmail.com>
> > ---
> >   hw/block/trace-events |  7 +++++++
> >   hw/block/virtio-blk.c | 12 ++++++++++++
> >   2 files changed, 19 insertions(+)
> >
> > diff --git a/hw/block/trace-events b/hw/block/trace-events
> > index 2c45a62bd5..f47da6fcd4 100644
> > --- a/hw/block/trace-events
> > +++ b/hw/block/trace-events
> > @@ -44,9 +44,16 @@ pflash_write_unknown(const char *name, uint8_t cmd) "%s: unknown command 0x%02x"
> >   # virtio-blk.c
> >   virtio_blk_req_complete(void *vdev, void *req, int status) "vdev %p req %p status %d"
> >   virtio_blk_rw_complete(void *vdev, void *req, int ret) "vdev %p req %p ret %d"
> > +virtio_blk_zone_report_complete(void *vdev, void *req, unsigned int nr_zones, int ret) "vdev %p req %p nr_zones %d ret %d"
>
> " ... nr_zones %u ..."
>
> > +virtio_blk_zone_mgmt_complete(void *vdev, void *req, int ret) "vdev %p req %p ret %d"
> > +virtio_blk_zone_append_complete(void *vdev, void *req, int64_t sector, int ret) "vdev %p req %p, append sector 0x%" PRIx64 " ret %d"
> >   virtio_blk_handle_write(void *vdev, void *req, uint64_t sector, size_t nsectors) "vdev %p req %p sector %"PRIu64" nsectors %zu"
> >   virtio_blk_handle_read(void *vdev, void *req, uint64_t sector, size_t nsectors) "vdev %p req %p sector %"PRIu64" nsectors %zu"
> >   virtio_blk_submit_multireq(void *vdev, void *mrb, int start, int num_reqs, uint64_t offset, size_t size, bool is_write) "vdev %p mrb %p start %d num_reqs %d offset %"PRIu64" size %zu is_write %d"
>
> " ... is_write %u"
>
> > +virtio_blk_handle_zone_report(void *vdev, void *req, int64_t sector, unsigned int nr_zones) "vdev %p req %p sector 0x%" PRIx64 " nr_zones %d"
>
> " ... nr_zones %u"

Thanks!

>
> > +virtio_blk_handle_zone_mgmt(void *vdev, void *req, uint8_t op, int64_t sector, int64_t len) "vdev %p req %p op 0x%x sector 0x%" PRIx64 " len 0x%" PRIx64 ""
> > +virtio_blk_handle_zone_reset_all(void *vdev, void *req, int64_t sector, int64_t len) "vdev %p req %p sector 0x%" PRIx64 " cap 0x%" PRIx64 ""
> > +virtio_blk_handle_zone_append(void *vdev, void *req, int64_t sector) "vdev %p req %p, append sector 0x%" PRIx64 ""
>
> You can probably drop the trailing "".

It is necessary for formatted output as %" PRIx64 ".

Sam