7 files changed, 17 insertions, 9 deletions

diff --git a/arch/mips/cavium-octeon/smp.c b/arch/mips/cavium-octeon/smp.c
index 716fae6f941a..8b606423bbd7 100644
--- a/arch/mips/cavium-octeon/smp.c
+++ b/arch/mips/cavium-octeon/smp.c
@@ -44,6 +44,8 @@ static irqreturn_t mailbox_interrupt(int irq, void *dev_id)
 
         if (action & SMP_CALL_FUNCTION)
                 smp_call_function_interrupt();
+        if (action & SMP_RESCHEDULE_YOURSELF)
+                scheduler_ipi();
 
         /* Check if we've been told to flush the icache */
         if (action & SMP_ICACHE_FLUSH)
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c
index 5a88cc4ccd5a..cedac4633741 100644
--- a/arch/mips/kernel/smtc.c
+++ b/arch/mips/kernel/smtc.c
@@ -929,7 +929,7 @@ static void post_direct_ipi(int cpu, struct smtc_ipi *pipi)
 
 static void ipi_resched_interrupt(void)
 {
-        /* Return from interrupt should be enough to cause scheduler check */
+        scheduler_ipi();
 }
 
 static void ipi_call_interrupt(void)
diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c
index e85c977328da..1d36c511a7a5 100644
--- a/arch/mips/mti-malta/malta-int.c
+++ b/arch/mips/mti-malta/malta-int.c
@@ -308,6 +308,8 @@ static void ipi_call_dispatch(void)
 
 static irqreturn_t ipi_resched_interrupt(int irq, void *dev_id)
 {
+        scheduler_ipi();
+
         return IRQ_HANDLED;
 }
 
diff --git a/arch/mips/pmc-sierra/yosemite/smp.c b/arch/mips/pmc-sierra/yosemite/smp.c
index efc9e889b349..2608752898c0 100644
--- a/arch/mips/pmc-sierra/yosemite/smp.c
+++ b/arch/mips/pmc-sierra/yosemite/smp.c
@@ -55,6 +55,8 @@ void titan_mailbox_irq(void)
 
                 if (status & 0x2)
                         smp_call_function_interrupt();
+                if (status & 0x4)
+                        scheduler_ipi();
                 break;
 
         case 1:
@@ -63,6 +65,8 @@ void titan_mailbox_irq(void)
 
                 if (status & 0x2)
                         smp_call_function_interrupt();
+                if (status & 0x4)
+                        scheduler_ipi();
                 break;
         }
 }
diff --git a/arch/mips/sgi-ip27/ip27-irq.c b/arch/mips/sgi-ip27/ip27-irq.c
index 0a04603d577c..b18b04e48577 100644
--- a/arch/mips/sgi-ip27/ip27-irq.c
+++ b/arch/mips/sgi-ip27/ip27-irq.c
@@ -147,8 +147,10 @@ static void ip27_do_irq_mask0(void)
 #ifdef CONFIG_SMP
         if (pend0 & (1UL << CPU_RESCHED_A_IRQ)) {
                 LOCAL_HUB_CLR_INTR(CPU_RESCHED_A_IRQ);
+                scheduler_ipi();
         } else if (pend0 & (1UL << CPU_RESCHED_B_IRQ)) {
                 LOCAL_HUB_CLR_INTR(CPU_RESCHED_B_IRQ);
+                scheduler_ipi();
         } else if (pend0 & (1UL << CPU_CALL_A_IRQ)) {
                 LOCAL_HUB_CLR_INTR(CPU_CALL_A_IRQ);
                 smp_call_function_interrupt();
diff --git a/arch/mips/sibyte/bcm1480/smp.c b/arch/mips/sibyte/bcm1480/smp.c
index 47b347c992ea..d667875be564 100644
--- a/arch/mips/sibyte/bcm1480/smp.c
+++ b/arch/mips/sibyte/bcm1480/smp.c
@@ -20,6 +20,7 @@
 #include <linux/delay.h>
 #include <linux/smp.h>
 #include <linux/kernel_stat.h>
+#include <linux/sched.h>
 
 #include <asm/mmu_context.h>
 #include <asm/io.h>
@@ -189,10 +190,8 @@ void bcm1480_mailbox_interrupt(void)
         /* Clear the mailbox to clear the interrupt */
         __raw_writeq(((u64)action)<<48, mailbox_0_clear_regs[cpu]);
 
-        /*
-         * Nothing to do for SMP_RESCHEDULE_YOURSELF; returning from the
-         * interrupt will do the reschedule for us
-         */
+        if (action & SMP_RESCHEDULE_YOURSELF)
+                scheduler_ipi();
 
         if (action & SMP_CALL_FUNCTION)
                 smp_call_function_interrupt();
diff --git a/arch/mips/sibyte/sb1250/smp.c b/arch/mips/sibyte/sb1250/smp.c
index c00a5cb1128d..38e7f6bd7922 100644
--- a/arch/mips/sibyte/sb1250/smp.c
+++ b/arch/mips/sibyte/sb1250/smp.c
@@ -21,6 +21,7 @@
 #include <linux/interrupt.h>
 #include <linux/smp.h>
 #include <linux/kernel_stat.h>
+#include <linux/sched.h>
 
 #include <asm/mmu_context.h>
 #include <asm/io.h>
@@ -177,10 +178,8 @@ void sb1250_mailbox_interrupt(void)
         /* Clear the mailbox to clear the interrupt */
         ____raw_writeq(((u64)action) << 48, mailbox_clear_regs[cpu]);
 
-        /*
-         * Nothing to do for SMP_RESCHEDULE_YOURSELF; returning from the
-         * interrupt will do the reschedule for us
-         */
+        if (action & SMP_RESCHEDULE_YOURSELF)
+                scheduler_ipi();
 
         if (action & SMP_CALL_FUNCTION)
                 smp_call_function_interrupt();