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[POWERPC] ppc: Add missing calls to set_irq_regs 

In the timer_interrupt we were not calling set_irq_regs() and if we are
profiling we will end up calling get_irq_regs().  This causes bad things to
happen.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Kumar Gala 2006-10-11 02:06:59 -05:00 committed by Paul Mackerras
parent bb579cf1d4
commit 7d2bd30f67
1 changed files with 4 additions and 0 deletions
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4
arch/ppc/kernel/time.c
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@ -62,6 +62,7 @@
#include <asm/cache.h>
#include <asm/8xx_immap.h>
#include <asm/machdep.h>
#include <asm/irq_regs.h>
#include <asm/time.h>
@ -129,6 +130,7 @@ void wakeup_decrementer(void)
*/
void timer_interrupt(struct pt_regs * regs)
{
struct pt_regs *old_regs;
int next_dec;
unsigned long cpu = smp_processor_id();
unsigned jiffy_stamp = last_jiffy_stamp(cpu);
@ -137,6 +139,7 @@ void timer_interrupt(struct pt_regs * regs)
if (atomic_read(&ppc_n_lost_interrupts) != 0)
do_IRQ(regs);
old_regs = set_irq_regs(regs);
irq_enter();
while ((next_dec = tb_ticks_per_jiffy - tb_delta(&jiffy_stamp)) <= 0) {
@ -188,6 +191,7 @@ void timer_interrupt(struct pt_regs * regs)
ppc_md.heartbeat();
irq_exit();
set_irq_regs(old_regs);
}
/*