diff --git a/arch/arc/core/irq_manage.c b/arch/arc/core/irq_manage.c
index a685175baac..2285aa1e2b8 100644
--- a/arch/arc/core/irq_manage.c
+++ b/arch/arc/core/irq_manage.c
@@ -145,7 +145,7 @@ void irq_priority_set(
 }
 
 /*
- * _SpuriousIRQ - spurious interrupt handler
+ * _irq_spurious - spurious interrupt handler
  *
  * Installed in all dynamic interrupt slots at boot time. Throws an error if
  * called.
@@ -154,10 +154,10 @@ void irq_priority_set(
  */
 
 #include <misc/printk.h>
-void _SpuriousIRQ(void *unused)
+void _irq_spurious(void *unused)
 {
 	ARG_UNUSED(unused);
-	printk("_SpuriousIRQ(). Spinning...\n");
+	printk("_irq_spurious(). Spinning...\n");
 	for (;;)
 		;
 }
@@ -182,7 +182,7 @@ int irq_connect(
 	void *arg
 )
 {
-	irq_handler_set(irq, _SpuriousIRQ, isr, arg);
+	irq_handler_set(irq, _irq_spurious, isr, arg);
 	irq_priority_set(irq, prio);
 	return irq;
 }
@@ -191,7 +191,7 @@ int irq_connect(
  * irq_disconnect - disconnect an ISR from an interrupt line
  *
  * Interrupt line <irq> is disconnected from its ISR and the latter is
- * replaced by _SpuriousIRQ(). irq_disable() should have been called before
+ * replaced by _irq_spurious(). irq_disable() should have been called before
  * invoking this routine.
  *
  * RETURNS: N/A
@@ -201,5 +201,5 @@ void irq_disconnect(unsigned int irq)
 {
 	int index = irq - 16;
 
-	irq_handler_set(irq, _IsrTable[index].isr, _SpuriousIRQ, NULL);
+	irq_handler_set(irq, _IsrTable[index].isr, _irq_spurious, NULL);
 }
diff --git a/arch/arm/core/irq_manage.c b/arch/arm/core/irq_manage.c
index 9e2d6b2f51b..71cc0bdf709 100644
--- a/arch/arm/core/irq_manage.c
+++ b/arch/arm/core/irq_manage.c
@@ -133,7 +133,7 @@ void irq_priority_set(unsigned int irq,
 
 /*******************************************************************************
 *
-* _SpuriousIRQ - spurious interrupt handler
+* _irq_spurious - spurious interrupt handler
 *
 * Installed in all dynamic interrupt slots at boot time. Throws an error if
 * called.
@@ -143,7 +143,7 @@ void irq_priority_set(unsigned int irq,
 * RETURNS: N/A
 */
 
-void _SpuriousIRQ(void *unused)
+void _irq_spurious(void *unused)
 {
 	ARG_UNUSED(unused);
 	__reserved();
@@ -167,7 +167,7 @@ int irq_connect(unsigned int irq,
 					    void (*isr)(void *arg),
 					    void *arg)
 {
-	irq_handler_set(irq, _SpuriousIRQ, isr, arg);
+	irq_handler_set(irq, _irq_spurious, isr, arg);
 	irq_priority_set(irq, prio);
 	return irq;
 }
@@ -177,7 +177,7 @@ int irq_connect(unsigned int irq,
 * irq_disconnect - disconnect an ISR from an interrupt line
 *
 * Interrupt line <irq> (exception #<irq>+16) is disconnected from its ISR and
-* the latter is replaced by _SpuriousIRQ(). irq_disable() should have
+* the latter is replaced by _irq_spurious(). irq_disable() should have
 * been called before invoking this routine.
 *
 * RETURNS: N/A
@@ -185,5 +185,5 @@ int irq_connect(unsigned int irq,
 
 void irq_disconnect(unsigned int irq)
 {
-	irq_handler_set(irq, _IsrTable[irq].isr, _SpuriousIRQ, NULL);
+	irq_handler_set(irq, _IsrTable[irq].isr, _irq_spurious, NULL);
 }
diff --git a/arch/arm/fsl_frdm_k64f/irq_vector_table.c b/arch/arm/fsl_frdm_k64f/irq_vector_table.c
index 13ab2b75844..130f0db0f2d 100644
--- a/arch/arm/fsl_frdm_k64f/irq_vector_table.c
+++ b/arch/arm/fsl_frdm_k64f/irq_vector_table.c
@@ -61,7 +61,7 @@ vth __irq_vector_table _IrqVectorTable[CONFIG_NUM_IRQS] = {
 
 #elif !defined(CONFIG_IRQ_VECTOR_TABLE_CUSTOM)
 
-extern void _SpuriousIRQ(void);
+extern void _irq_spurious(void);
 
 #if defined(CONFIG_CONSOLE_HANDLER)
 static void _uart_console_isr(void)
@@ -73,7 +73,7 @@ static void _uart_console_isr(void)
 
 /* placeholders: fill with real ISRs */
 vth __irq_vector_table _IrqVectorTable[CONFIG_NUM_IRQS] = {
-	[0 ...(CONFIG_NUM_IRQS - 1)] = _SpuriousIRQ,
+	[0 ...(CONFIG_NUM_IRQS - 1)] = _irq_spurious,
 #if defined(CONFIG_CONSOLE_HANDLER)
 	[CONFIG_UART_CONSOLE_IRQ] = _uart_console_isr,
 #endif
diff --git a/arch/arm/fsl_frdm_k64f/sw_isr_table.c b/arch/arm/fsl_frdm_k64f/sw_isr_table.c
index b005738e7c6..b411fb9a7ee 100644
--- a/arch/arm/fsl_frdm_k64f/sw_isr_table.c
+++ b/arch/arm/fsl_frdm_k64f/sw_isr_table.c
@@ -34,14 +34,14 @@
 DESCRIPTION
 This contains the ISR table meant to be used for ISRs that take a parameter.
 It is also used when ISRs are to be connected at runtime, and in this case
-provides a table that is filled with _SpuriousIRQ bindings.
+provides a table that is filled with _irq_spurious bindings.
 */
 
 #include <toolchain.h>
 #include <sections.h>
 #include <sw_isr_table.h>
 
-extern void _SpuriousIRQ(void *arg);
+extern void _irq_spurious(void *arg);
 
 #if defined(CONFIG_CONSOLE_HANDLER)
 #include <board.h>
@@ -52,7 +52,7 @@ extern void _SpuriousIRQ(void *arg);
 
 _IsrTableEntry_t __isr_table_section _IsrTable[CONFIG_NUM_IRQS] = {
 	[0 ...(CONFIG_NUM_IRQS - 1)].arg = (void *)0xABAD1DEA,
-	[0 ...(CONFIG_NUM_IRQS - 1)].isr = _SpuriousIRQ,
+	[0 ...(CONFIG_NUM_IRQS - 1)].isr = _irq_spurious,
 #if defined(CONFIG_CONSOLE_HANDLER)
 	[CONFIG_UART_CONSOLE_IRQ].arg = NULL,
 	[CONFIG_UART_CONSOLE_IRQ].isr = uart_console_isr,
@@ -67,7 +67,7 @@ _IsrTableEntry_t __isr_table_section _IsrTable[CONFIG_NUM_IRQS] = {
 
 _IsrTableEntry_t __isr_table_section _IsrTable[CONFIG_NUM_IRQS] = {
 	[0 ...(CONFIG_NUM_IRQS - 1)].arg = (void *)0xABAD1DEA,
-	[0 ...(CONFIG_NUM_IRQS - 1)].isr = _SpuriousIRQ,
+	[0 ...(CONFIG_NUM_IRQS - 1)].isr = _irq_spurious,
 #if defined(CONFIG_CONSOLE_HANDLER)
 	[CONFIG_UART_CONSOLE_IRQ].arg = NULL,
 	[CONFIG_UART_CONSOLE_IRQ].isr = uart_console_isr,
diff --git a/arch/arm/ti_lm3s6965/irq_vector_table.c b/arch/arm/ti_lm3s6965/irq_vector_table.c
index 13ab2b75844..130f0db0f2d 100644
--- a/arch/arm/ti_lm3s6965/irq_vector_table.c
+++ b/arch/arm/ti_lm3s6965/irq_vector_table.c
@@ -61,7 +61,7 @@ vth __irq_vector_table _IrqVectorTable[CONFIG_NUM_IRQS] = {
 
 #elif !defined(CONFIG_IRQ_VECTOR_TABLE_CUSTOM)
 
-extern void _SpuriousIRQ(void);
+extern void _irq_spurious(void);
 
 #if defined(CONFIG_CONSOLE_HANDLER)
 static void _uart_console_isr(void)
@@ -73,7 +73,7 @@ static void _uart_console_isr(void)
 
 /* placeholders: fill with real ISRs */
 vth __irq_vector_table _IrqVectorTable[CONFIG_NUM_IRQS] = {
-	[0 ...(CONFIG_NUM_IRQS - 1)] = _SpuriousIRQ,
+	[0 ...(CONFIG_NUM_IRQS - 1)] = _irq_spurious,
 #if defined(CONFIG_CONSOLE_HANDLER)
 	[CONFIG_UART_CONSOLE_IRQ] = _uart_console_isr,
 #endif
diff --git a/arch/arm/ti_lm3s6965/sw_isr_table.c b/arch/arm/ti_lm3s6965/sw_isr_table.c
index aa756ca9f50..3e643999ff1 100644
--- a/arch/arm/ti_lm3s6965/sw_isr_table.c
+++ b/arch/arm/ti_lm3s6965/sw_isr_table.c
@@ -34,14 +34,14 @@
 DESCRIPTION
 This contains the ISR table meant to be used for ISRs that take a parameter.
 It is also used when ISRs are to be connected at runtime, and in this case
-provides a table that is filled with _SpuriousIRQ bindings.
+provides a table that is filled with _irq_spurious bindings.
 */
 
 #include <toolchain.h>
 #include <sections.h>
 #include <sw_isr_table.h>
 
-extern void _SpuriousIRQ(void *arg);
+extern void _irq_spurious(void *arg);
 
 #if defined(CONFIG_CONSOLE_HANDLER)
 #include <board.h>
@@ -52,7 +52,7 @@ extern void _SpuriousIRQ(void *arg);
 
 _IsrTableEntry_t __isr_table_section _IsrTable[CONFIG_NUM_IRQS] = {
 	[0 ...(CONFIG_NUM_IRQS - 1)].arg = (void *)0xABAD1DEA,
-	[0 ...(CONFIG_NUM_IRQS - 1)].isr = _SpuriousIRQ,
+	[0 ...(CONFIG_NUM_IRQS - 1)].isr = _irq_spurious,
 #if defined(CONFIG_CONSOLE_HANDLER)
 	[CONFIG_UART_CONSOLE_IRQ].arg = NULL,
 	[CONFIG_UART_CONSOLE_IRQ].isr = uart_console_isr,
@@ -67,7 +67,7 @@ _IsrTableEntry_t __isr_table_section _IsrTable[CONFIG_NUM_IRQS] = {
 
 _IsrTableEntry_t __isr_table_section _IsrTable[CONFIG_NUM_IRQS] = {
 	[0 ...(CONFIG_NUM_IRQS - 1)].arg = (void *)0xABAD1DEA,
-	[0 ...(CONFIG_NUM_IRQS - 1)].isr = _SpuriousIRQ,
+	[0 ...(CONFIG_NUM_IRQS - 1)].isr = _irq_spurious,
 #if defined(CONFIG_CONSOLE_HANDLER)
 	[CONFIG_UART_CONSOLE_IRQ].arg = NULL,
 	[CONFIG_UART_CONSOLE_IRQ].isr = uart_console_isr,