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qcacmn: Add queue information to scheduler history

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In order to triage latency issues in the scheduler thread, track which
queue a message was queue in, when each message was queued, how long it
spent in queue, and the depth of the queue at the point of insertion.

Change-Id: I83edd04e668d5a2674ca71495fc904092b3ab800
CRs-Fixed: 2322561
This commit is contained in:
Dustin Brown
2018-09-25 16:11:53 -07:00
committed by nshrivas
parent 27551277a1
commit dae10a5fbc
2 changed files with 43 additions and 4 deletions
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8
scheduler/inc/scheduler_api.h
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@@ -73,6 +73,9 @@ typedef enum {
* callback in message body pointer for those messages which have taken ref
* count for above mentioned common objects.
* @node: list node for queue membership
* @queue_id: Id of the queue the message was added to
* @queue_depth: depth of the queue when the message was queued
* @queued_at_us: timestamp when the message was queued in microseconds
*/
struct scheduler_msg {
uint16_t type;
@@ -82,6 +85,11 @@ struct scheduler_msg {
void *callback;
void *flush_callback;
qdf_list_node_t node;
#ifdef WLAN_SCHED_HISTORY_SIZE
QDF_MODULE_ID queue_id;
uint32_t queue_depth;
uint64_t queued_at_us;
#endif /* WLAN_SCHED_HISTORY_SIZE */
};
typedef QDF_STATUS (*scheduler_msg_process_fn_t) (struct scheduler_msg *msg);