--- zzzz-none-000/linux-3.10.107/arch/mips/sibyte/bcm1480/smp.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/mips/sibyte/bcm1480/smp.c	2021-02-04 17:41:59.000000000 +0000
@@ -29,8 +29,6 @@
 #include <asm/sibyte/bcm1480_regs.h>
 #include <asm/sibyte/bcm1480_int.h>
 
-extern void smp_call_function_interrupt(void);
-
 /*
  * These are routines for dealing with the bcm1480 smp capabilities
  * independent of board/firmware
@@ -60,7 +58,7 @@
 /*
  * SMP init and finish on secondary CPUs
  */
-void __cpuinit bcm1480_smp_init(void)
+void bcm1480_smp_init(void)
 {
 	unsigned int imask = STATUSF_IP4 | STATUSF_IP3 | STATUSF_IP2 |
 		STATUSF_IP1 | STATUSF_IP0;
@@ -95,7 +93,7 @@
 /*
  * Code to run on secondary just after probing the CPU
  */
-static void __cpuinit bcm1480_init_secondary(void)
+static void bcm1480_init_secondary(void)
 {
 	extern void bcm1480_smp_init(void);
 
@@ -106,7 +104,7 @@
  * Do any tidying up before marking online and running the idle
  * loop
  */
-static void __cpuinit bcm1480_smp_finish(void)
+static void bcm1480_smp_finish(void)
 {
 	extern void sb1480_clockevent_init(void);
 
@@ -115,17 +113,10 @@
 }
 
 /*
- * Final cleanup after all secondaries booted
- */
-static void bcm1480_cpus_done(void)
-{
-}
-
-/*
  * Setup the PC, SP, and GP of a secondary processor and start it
  * running!
  */
-static void __cpuinit bcm1480_boot_secondary(int cpu, struct task_struct *idle)
+static void bcm1480_boot_secondary(int cpu, struct task_struct *idle)
 {
 	int retval;
 
@@ -170,7 +161,6 @@
 	.send_ipi_mask		= bcm1480_send_ipi_mask,
 	.init_secondary		= bcm1480_init_secondary,
 	.smp_finish		= bcm1480_smp_finish,
-	.cpus_done		= bcm1480_cpus_done,
 	.boot_secondary		= bcm1480_boot_secondary,
 	.smp_setup		= bcm1480_smp_setup,
 	.prepare_cpus		= bcm1480_prepare_cpus,
@@ -182,7 +172,7 @@
 	int irq = K_BCM1480_INT_MBOX_0_0;
 	unsigned int action;
 
-	kstat_incr_irqs_this_cpu(irq, irq_to_desc(irq));
+	kstat_incr_irq_this_cpu(irq);
 	/* Load the mailbox register to figure out what we're supposed to do */
 	action = (__raw_readq(mailbox_0_regs[cpu]) >> 48) & 0xffff;
 
@@ -192,6 +182,9 @@
 	if (action & SMP_RESCHEDULE_YOURSELF)
 		scheduler_ipi();
 
-	if (action & SMP_CALL_FUNCTION)
-		smp_call_function_interrupt();
+	if (action & SMP_CALL_FUNCTION) {
+		irq_enter();
+		generic_smp_call_function_interrupt();
+		irq_exit();
+	}
 }