Re: [PATCH 05/18] perf tools: Add ordered_events_(get|put) interface

From: David Ahern
Date: Fri Jun 27 2014 - 19:06:44 EST


On 6/18/14, 8:58 AM, Jiri Olsa wrote:

+static struct ordered_event*
+ordered_events_get(struct ordered_events_queue *q, u64 timestamp)
+{
+ struct ordered_event *new;
+
+ new = alloc_event(q);
+ if (new) {
+ new->timestamp = timestamp;
+ queue_event(q, new);
+ }
+
+ return new;
+}

The _get name does not really correlate with what is happening -- ie., allocate a new event and add it to the queue. There is no reference taken either.

+
+static void
+ordered_event_put(struct ordered_events_queue *q, struct ordered_event *iter)
+{
+ list_del(&iter->list);
+ list_add(&iter->list, &q->cache);
+ q->nr_events--;
+}

Similarly here with the _put. In this case the function is moving the event from one list to another. And how about something else for the name besides iter -- oe, or oevent?

David

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