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qcacmn: Dump scheduler thread stack for watchdog bite

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In the event of a scheduler thread watchdog bite, dump the scheduler
thread stack trace to aid in debugging.

Change-Id: I222556c7cb01985abe20b04a9383fc6c6d0724fc
CRs-Fixed: 2091875
This commit is contained in:
Dustin Brown
2017-08-10 11:49:03 -07:00
committed by snandini
parent ae850c6d62
commit 7b32946958
1 changed files with 3 additions and 1 deletions
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4
scheduler/src/scheduler_api.c
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@@ -71,7 +71,7 @@ static QDF_STATUS scheduler_close(struct scheduler_ctx *sched_ctx)
/* Wait for scheduler thread to exit */
qdf_wait_single_event(&sched_ctx->sch_shutdown, 0);
sched_ctx->sch_thread = 0;
sched_ctx->sch_thread = NULL;
/* Clean up message queues of MC thread */
scheduler_flush_mqs(sched_ctx);
@@ -102,6 +102,8 @@ static void scheduler_watchdog_timeout(void *arg)
struct scheduler_ctx *sched = arg;
scheduler_watchdog_notify(sched);
if (sched->sch_thread)
qdf_print_thread_trace(sched->sch_thread);
/* avoid crashing during shutdown */
if (qdf_test_bit(MC_SHUTDOWN_EVENT_MASK, &sched->sch_event_flag))