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| author | Jesper Dangaard Brouer <brouer@redhat.com> | 2016-07-07 18:01:32 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-07-10 00:05:02 +0200 |
| commit | 1db19db7f5ff4ddd3b1b6dd2092a87298ee5bd0b (patch) | |
| tree | b5f5b949245c9ff457db3fc5df523a3028351922 /include/trace | |
| parent | Merge branch 'r8152-next' (diff) | |
| download | linux-1db19db7f5ff4ddd3b1b6dd2092a87298ee5bd0b.tar.xz linux-1db19db7f5ff4ddd3b1b6dd2092a87298ee5bd0b.zip | |
net: tracepoint napi:napi_poll add work and budget
An important information for the napi_poll tracepoint is knowing
the work done (packets processed) by the napi_poll() call. Add
both the work done and budget, as they are related.
Handle trace_napi_poll() param change in dropwatch/drop_monitor
and in python perf script netdev-times.py in backward compat way,
as python fortunately supports optional parameter handling.
Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/napi.h | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/include/trace/events/napi.h b/include/trace/events/napi.h index 8fe1e93f531d..118ed7767639 100644 --- a/include/trace/events/napi.h +++ b/include/trace/events/napi.h @@ -12,22 +12,27 @@ TRACE_EVENT(napi_poll, - TP_PROTO(struct napi_struct *napi), + TP_PROTO(struct napi_struct *napi, int work, int budget), - TP_ARGS(napi), + TP_ARGS(napi, work, budget), TP_STRUCT__entry( __field( struct napi_struct *, napi) + __field( int, work) + __field( int, budget) __string( dev_name, napi->dev ? napi->dev->name : NO_DEV) ), TP_fast_assign( __entry->napi = napi; + __entry->work = work; + __entry->budget = budget; __assign_str(dev_name, napi->dev ? napi->dev->name : NO_DEV); ), - TP_printk("napi poll on napi struct %p for device %s", - __entry->napi, __get_str(dev_name)) + TP_printk("napi poll on napi struct %p for device %s work %d budget %d", + __entry->napi, __get_str(dev_name), + __entry->work, __entry->budget) ); #undef NO_DEV |