--- zzzz-none-000/linux-4.19.183/kernel/time/timer.c	2021-03-24 10:07:39.000000000 +0000
+++ bcm63-7530ax-756/linux-4.19.183/kernel/time/timer.c	2023-06-28 08:54:21.000000000 +0000
@@ -45,6 +45,9 @@
 #include <linux/slab.h>
 #include <linux/compat.h>
 #include <linux/random.h>
+#if defined(CONFIG_AVM_SIMPLE_PROFILING)
+#include <avm/profile/profile.h>
+#endif /*--- #if defined(CONFIG_AVM_SIMPLE_PROFILING) ---*/
 
 #include <linux/uaccess.h>
 #include <asm/unistd.h>
@@ -1368,11 +1371,23 @@
 
 		if (timer->flags & TIMER_IRQSAFE) {
 			raw_spin_unlock(&base->lock);
+#if defined(CONFIG_AVM_SIMPLE_PROFILING)
+			avm_simple_profiling_log(avm_profile_data_type_timer_begin, (unsigned int)fn, (unsigned int)NULL);
+#endif /*--- #if defined(CONFIG_AVM_SIMPLE_PROFILING) ---*/
 			call_timer_fn(timer, fn);
+#if defined(CONFIG_AVM_SIMPLE_PROFILING)
+			avm_simple_profiling_log(avm_profile_data_type_timer_end, (unsigned int)fn, (unsigned int)NULL);
+#endif /*--- #if defined(CONFIG_AVM_SIMPLE_PROFILING) ---*/
 			raw_spin_lock(&base->lock);
 		} else {
 			raw_spin_unlock_irq(&base->lock);
+#if defined(CONFIG_AVM_SIMPLE_PROFILING)
+			avm_simple_profiling_log(avm_profile_data_type_timer_begin, (unsigned int)fn, (unsigned int)NULL);
+#endif /*--- #if defined(CONFIG_AVM_SIMPLE_PROFILING) ---*/
 			call_timer_fn(timer, fn);
+#if defined(CONFIG_AVM_SIMPLE_PROFILING)
+			avm_simple_profiling_log(avm_profile_data_type_timer_end, (unsigned int)fn, (unsigned int)NULL);
+#endif /*--- #if defined(CONFIG_AVM_SIMPLE_PROFILING) ---*/
 			raw_spin_lock_irq(&base->lock);
 		}
 	}