--- zzzz-none-000/linux-4.1.38/kernel/workqueue.c	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/kernel/workqueue.c	2020-11-25 10:06:48.000000000 +0000
@@ -48,6 +48,9 @@
 #include <linux/nodemask.h>
 #include <linux/moduleparam.h>
 #include <linux/uaccess.h>
+#if defined(CONFIG_AVM_SIMPLE_PROFILING)
+#include <linux/avm_profile.h>
+#endif /*--- #if defined(CONFIG_AVM_SIMPLE_PROFILING) ---*/
 
 #include "workqueue_internal.h"
 
@@ -2073,7 +2076,13 @@
 	lock_map_acquire_read(&pwq->wq->lockdep_map);
 	lock_map_acquire(&lockdep_map);
 	trace_workqueue_execute_start(work);
+#if defined(CONFIG_AVM_SIMPLE_PROFILING)
+	avm_simple_profiling_log(avm_profile_data_type_workitem_begin, (unsigned int)worker->current_func, (unsigned int)work);
+#endif  /*--- #if defined(CONFIG_AVM_SIMPLE_PROFILING) ---*/
 	worker->current_func(work);
+#if defined(CONFIG_AVM_SIMPLE_PROFILING)
+	avm_simple_profiling_log(avm_profile_data_type_workitem_end, (unsigned int)worker->current_func, (unsigned int)work);
+#endif  /*--- #if defined(CONFIG_AVM_SIMPLE_PROFILING) ---*/
 	/*
 	 * While we must be careful to not use "work" after this, the trace
 	 * point will only record its address.