[PATCH] sparc32 pt_regs fixes
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c
index 3ff4edd..c80ea61 100644
--- a/arch/sparc/kernel/sun4d_smp.c
+++ b/arch/sparc/kernel/sun4d_smp.c
@@ -23,6 +23,7 @@
#include <asm/ptrace.h>
#include <asm/atomic.h>
+#include <asm/irq_regs.h>
#include <asm/delay.h>
#include <asm/irq.h>
@@ -369,10 +370,12 @@
void smp4d_percpu_timer_interrupt(struct pt_regs *regs)
{
+ struct pt_regs *old_regs;
int cpu = hard_smp4d_processor_id();
static int cpu_tick[NR_CPUS];
static char led_mask[] = { 0xe, 0xd, 0xb, 0x7, 0xb, 0xd };
+ old_regs = set_irq_regs(regs);
bw_get_prof_limit(cpu);
bw_clear_intr_mask(0, 1); /* INTR_TABLE[0] & 1 is Profile IRQ */
@@ -384,7 +387,7 @@
show_leds(cpu);
}
- profile_tick(CPU_PROFILING, regs);
+ profile_tick(CPU_PROFILING);
if(!--prof_counter(cpu)) {
int user = user_mode(regs);
@@ -395,6 +398,7 @@
prof_counter(cpu) = prof_multiplier(cpu);
}
+ set_irq_regs(old_regs);
}
extern unsigned int lvl14_resolution;