Signed-off-by: Thomas Gleixner <t...@linutronix.de>
diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index f6f25fab34cb..adfd98b8a468 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -41,6 +41,17 @@ extern void rcu_nmi_exit(void); } while (0) /* + * Like __irq_enter() without time accounting for fast + * interrupts, e.g. reschedule IPI where time accounting + * is more expensive than the actual interrupt. + */ +#define __irq_enter_raw() \ + do { \ + preempt_count_add(HARDIRQ_OFFSET); \ + lockdep_hardirq_enter(); \ + } while (0) + +/* * Enter irq context (on NO_HZ, update jiffies): */ void irq_enter(void); @@ -60,6 +71,15 @@ void irq_enter_rcu(void); } while (0) /* + * Like __irq_exit() without time accounting + */ +#define __irq_exit_raw() \ + do { \ + lockdep_hardirq_exit(); \ + preempt_count_sub(HARDIRQ_OFFSET); \ + } while (0) + +/* * Exit irq context and process softirqs if needed: */ void irq_exit(void);