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-rw-r--r--arch/sh64/kernel/irq.c4
-rw-r--r--arch/sh64/kernel/pci_sh5.c5
-rw-r--r--arch/sh64/kernel/time.c16
-rw-r--r--arch/sh64/mach-cayman/irq.c4
4 files changed, 17 insertions, 12 deletions
diff --git a/arch/sh64/kernel/irq.c b/arch/sh64/kernel/irq.c
index f68b4f6c9b31..9412b7166700 100644
--- a/arch/sh64/kernel/irq.c
+++ b/arch/sh64/kernel/irq.c
@@ -94,6 +94,7 @@ asmlinkage void do_NMI(unsigned long vector_num, struct pt_regs * regs)
*/
asmlinkage int do_IRQ(unsigned long vector_num, struct pt_regs * regs)
{
+ struct pt_regs *old_regs = set_irq_regs(regs);
int irq;
irq_enter();
@@ -101,13 +102,14 @@ asmlinkage int do_IRQ(unsigned long vector_num, struct pt_regs * regs)
irq = irq_demux(vector_num);
if (irq >= 0) {
- __do_IRQ(irq, regs);
+ __do_IRQ(irq);
} else {
printk("unexpected IRQ trap at vector %03lx\n", vector_num);
}
irq_exit();
+ set_irq_regs(old_regs);
return 1;
}
diff --git a/arch/sh64/kernel/pci_sh5.c b/arch/sh64/kernel/pci_sh5.c
index 649b33667748..fb51660847c8 100644
--- a/arch/sh64/kernel/pci_sh5.c
+++ b/arch/sh64/kernel/pci_sh5.c
@@ -340,8 +340,9 @@ static int __init map_cayman_irq(struct pci_dev *dev, u8 slot, u8 pin)
return result;
}
-irqreturn_t pcish5_err_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pcish5_err_irq(int irq, void *dev_id)
{
+ struct pt_regs *regs = get_irq_regs();
unsigned pci_int, pci_air, pci_cir, pci_aint;
pci_int = SH5PCI_READ(INT);
@@ -368,7 +369,7 @@ irqreturn_t pcish5_err_irq(int irq, void *dev_id, struct pt_regs *regs)
return IRQ_HANDLED;
}
-irqreturn_t pcish5_serr_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pcish5_serr_irq(int irq, void *dev_id)
{
printk("SERR IRQ\n");
diff --git a/arch/sh64/kernel/time.c b/arch/sh64/kernel/time.c
index bad0f05d1ab1..b37f4f4981d2 100644
--- a/arch/sh64/kernel/time.c
+++ b/arch/sh64/kernel/time.c
@@ -282,7 +282,7 @@ static long last_rtc_update = 0;
* timer_interrupt() needs to keep up the real-time clock,
* as well as call the "do_timer()" routine every clocktick
*/
-static inline void do_timer_interrupt(int irq, struct pt_regs *regs)
+static inline void do_timer_interrupt(void)
{
unsigned long long current_ctc;
asm ("getcon cr62, %0" : "=r" (current_ctc));
@@ -290,9 +290,10 @@ static inline void do_timer_interrupt(int irq, struct pt_regs *regs)
do_timer(1);
#ifndef CONFIG_SMP
- update_process_times(user_mode(regs));
+ update_process_times(user_mode(get_irq_regs()));
#endif
- profile_tick(CPU_PROFILING, regs);
+ if (current->pid)
+ profile_tick(CPU_PROFILING);
#ifdef CONFIG_HEARTBEAT
{
@@ -323,7 +324,7 @@ static inline void do_timer_interrupt(int irq, struct pt_regs *regs)
* Time Stamp Counter value at the time of the timer interrupt, so that
* we later on can estimate the time of day more exactly.
*/
-static irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t timer_interrupt(int irq, void *dev_id)
{
unsigned long timer_status;
@@ -340,7 +341,7 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
* locally disabled. -arca
*/
write_lock(&xtime_lock);
- do_timer_interrupt(irq, regs);
+ do_timer_interrupt();
write_unlock(&xtime_lock);
return IRQ_HANDLED;
@@ -465,9 +466,10 @@ static __init unsigned int get_cpu_hz(void)
#endif
}
-static irqreturn_t sh64_rtc_interrupt(int irq, void *dev_id,
- struct pt_regs *regs)
+static irqreturn_t sh64_rtc_interrupt(int irq, void *dev_id)
{
+ struct pt_regs *regs = get_irq_regs();
+
ctrl_outb(0, RCR1); /* Disable Carry Interrupts */
regs->regs[3] = 1; /* Using r3 */
diff --git a/arch/sh64/mach-cayman/irq.c b/arch/sh64/mach-cayman/irq.c
index 228ce61c3515..aaad36d37d1f 100644
--- a/arch/sh64/mach-cayman/irq.c
+++ b/arch/sh64/mach-cayman/irq.c
@@ -29,13 +29,13 @@ unsigned long epld_virt;
/* Note the SMSC SuperIO chip and SMSC LAN chip interrupts are all muxed onto
the same SH-5 interrupt */
-static irqreturn_t cayman_interrupt_smsc(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cayman_interrupt_smsc(int irq, void *dev_id)
{
printk(KERN_INFO "CAYMAN: spurious SMSC interrupt\n");
return IRQ_NONE;
}
-static irqreturn_t cayman_interrupt_pci2(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cayman_interrupt_pci2(int irq, void *dev_id)
{
printk(KERN_INFO "CAYMAN: spurious PCI interrupt, IRQ %d\n", irq);
return IRQ_NONE;