Blackfin arch: get oprofile work for user space

Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

2 files changed, 9 insertions, 7 deletions

diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S
index 4a2ec7a9675a..2604b532897c 100644
--- a/arch/blackfin/mach-common/interrupt.S
+++ b/arch/blackfin/mach-common/interrupt.S
@@ -152,6 +152,12 @@ ENTRY(_evt_ivhw)
 1:
 #endif
 
+        # We are going to dump something out, so make sure we print IPEND properly
+        p2.l = lo(IPEND);
+        p2.h = hi(IPEND);
+        r0 = [p2];
+        [sp + PT_IPEND] = r0;
+
 #ifdef CONFIG_HARDWARE_PM
         r7 = [sp + PT_SEQSTAT];
         r7 = r7 >>> 0xe;
@@ -161,11 +167,6 @@ ENTRY(_evt_ivhw)
         cc = r7 == r5;
         if cc jump .Lcall_do_ovf; /* deal with performance counter overflow */
 #endif
-        # We are going to dump something out, so make sure we print IPEND properly
-        p2.l = lo(IPEND);
-        p2.h = hi(IPEND);
-        r0 = [p2];
-        [sp + PT_IPEND] = r0;
 
         /* set the EXCAUSE to HWERR for trap_c */
         r0 = [sp + PT_SEQSTAT];
@@ -196,6 +197,7 @@ ENTRY(_evt_ivhw)
 #ifdef CONFIG_HARDWARE_PM
 .Lcall_do_ovf:
 
+        R0 = SP;
         SP += -12;
         call _pm_overflow;
         SP += 12;
diff --git a/arch/blackfin/mach-common/irqpanic.c b/arch/blackfin/mach-common/irqpanic.c
index 606ded9ff4e1..7b69413c1556 100644
--- a/arch/blackfin/mach-common/irqpanic.c
+++ b/arch/blackfin/mach-common/irqpanic.c
@@ -139,8 +139,8 @@ asmlinkage void irq_panic(int reason, struct pt_regs *regs)
 /*
  * call the handler of Performance overflow
  */
-asmlinkage void pm_overflow(int irq, struct pt_regs *regs)
+asmlinkage void pm_overflow(struct pt_regs *regs)
 {
-        pm_overflow_handler(irq, regs);
+        pm_overflow_handler(regs);
 }
 #endif