diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2013-04-25 09:42:42 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2013-04-25 09:42:42 +0100 |
| commit | a126f7c41d80322b42ae0383ed3dcb17ee0296fc (patch) | |
| tree | 67f3605e72e01f7ec0b15af22d9d7b6ef8598b55 /kernel/softirq.c | |
| parent | 0098fc39e6d575f940487f09f303787efbc7a373 (diff) | |
| parent | a7eb7c6f9a657a01a8359edae31bbeacd18b072c (diff) | |
Merge branch 'mcpm' of git://git.linaro.org/people/nico/linux into devel-stable
Diffstat (limited to 'kernel/softirq.c')
| -rw-r--r-- | kernel/softirq.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c index b4d252fd195b..14d7758074aa 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -323,18 +323,10 @@ void irq_enter(void) static inline void invoke_softirq(void) { - if (!force_irqthreads) { -#ifdef __ARCH_IRQ_EXIT_IRQS_DISABLED + if (!force_irqthreads) __do_softirq(); -#else - do_softirq(); -#endif - } else { - __local_bh_disable((unsigned long)__builtin_return_address(0), - SOFTIRQ_OFFSET); + else wakeup_softirqd(); - __local_bh_enable(SOFTIRQ_OFFSET); - } } /* @@ -342,9 +334,15 @@ static inline void invoke_softirq(void) */ void irq_exit(void) { +#ifndef __ARCH_IRQ_EXIT_IRQS_DISABLED + local_irq_disable(); +#else + WARN_ON_ONCE(!irqs_disabled()); +#endif + account_irq_exit_time(current); trace_hardirq_exit(); - sub_preempt_count(IRQ_EXIT_OFFSET); + sub_preempt_count(HARDIRQ_OFFSET); if (!in_interrupt() && local_softirq_pending()) invoke_softirq(); @@ -354,7 +352,6 @@ void irq_exit(void) tick_nohz_irq_exit(); #endif rcu_irq_exit(); - sched_preempt_enable_no_resched(); } /* |