[PATCH] sparc64 irq pt_regs fallout

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

2 files changed, 9 insertions, 5 deletions

diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index ce05deb1bc92..d64b1ea848de 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -522,12 +522,13 @@ void ack_bad_irq(unsigned int virt_irq)
 }
 
 #ifndef CONFIG_SMP
-extern irqreturn_t timer_interrupt(int, void *, struct pt_regs *);
+extern irqreturn_t timer_interrupt(int, void *);
 
 void timer_irq(int irq, struct pt_regs *regs)
 {
         unsigned long clr_mask = 1 << irq;
         unsigned long tick_mask = tick_ops->softint_mask;
+        struct pt_regs *old_regs;
 
         if (get_softint() & tick_mask) {
                 irq = 0;
@@ -535,12 +536,14 @@ void timer_irq(int irq, struct pt_regs *regs)
         }
         clear_softint(clr_mask);
 
+        old_regs = set_irq_regs(regs);
         irq_enter();
 
         kstat_this_cpu.irqs[0]++;
-        timer_interrupt(irq, NULL, regs);
+        timer_interrupt(irq, NULL);
 
         irq_exit();
+        set_irq_regs(old_regs);
 }
 #endif
 
diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c
index 00f6fc4aaaff..061e1b1fa583 100644
--- a/arch/sparc64/kernel/time.c
+++ b/arch/sparc64/kernel/time.c
@@ -45,6 +45,7 @@
 #include <asm/cpudata.h>
 #include <asm/uaccess.h>
 #include <asm/prom.h>
+#include <asm/irq_regs.h>
 
 DEFINE_SPINLOCK(mostek_lock);
 DEFINE_SPINLOCK(rtc_lock);
@@ -452,7 +453,7 @@ static inline void timer_check_rtc(void)
         }
 }
 
-irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs * regs)
+irqreturn_t timer_interrupt(int irq, void *dev_id)
 {
         unsigned long ticks, compare, pstate;
 
@@ -460,8 +461,8 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs * regs)
 
         do {
 #ifndef CONFIG_SMP
-                profile_tick(CPU_PROFILING, regs);
-                update_process_times(user_mode(regs));
+                profile_tick(CPU_PROFILING);
+                update_process_times(user_mode(get_irq_regs()));
 #endif
                 do_timer(1);