diff options
Diffstat (limited to 'arch/alpha/kernel/smp.c')
-rw-r--r-- | arch/alpha/kernel/smp.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c index 4dc273e537fd..596780e2c7da 100644 --- a/arch/alpha/kernel/smp.c +++ b/arch/alpha/kernel/smp.c | |||
@@ -515,12 +515,15 @@ smp_cpus_done(unsigned int max_cpus) | |||
515 | void | 515 | void |
516 | smp_percpu_timer_interrupt(struct pt_regs *regs) | 516 | smp_percpu_timer_interrupt(struct pt_regs *regs) |
517 | { | 517 | { |
518 | struct pt_regs *old_regs; | ||
518 | int cpu = smp_processor_id(); | 519 | int cpu = smp_processor_id(); |
519 | unsigned long user = user_mode(regs); | 520 | unsigned long user = user_mode(regs); |
520 | struct cpuinfo_alpha *data = &cpu_data[cpu]; | 521 | struct cpuinfo_alpha *data = &cpu_data[cpu]; |
521 | 522 | ||
523 | old_regs = set_irq_regs(regs); | ||
524 | |||
522 | /* Record kernel PC. */ | 525 | /* Record kernel PC. */ |
523 | profile_tick(CPU_PROFILING, regs); | 526 | profile_tick(CPU_PROFILING); |
524 | 527 | ||
525 | if (!--data->prof_counter) { | 528 | if (!--data->prof_counter) { |
526 | /* We need to make like a normal interrupt -- otherwise | 529 | /* We need to make like a normal interrupt -- otherwise |
@@ -534,6 +537,7 @@ smp_percpu_timer_interrupt(struct pt_regs *regs) | |||
534 | 537 | ||
535 | irq_exit(); | 538 | irq_exit(); |
536 | } | 539 | } |
540 | set_irq_regs(old_regs); | ||
537 | } | 541 | } |
538 | 542 | ||
539 | int __init | 543 | int __init |