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irq: Sanitize invoke_softirq 

With the irq protection in irq_exit, we can remove the #ifdeffery and
the bh_disable/enable dance in invoke_softirq()

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Linus Torvalds <torvalds@linuxfoundation.org>
Link: http://lkml.kernel.org/r/alpine.LFD.2.02.1302202155320.22263@ionos
This commit is contained in:
Thomas Gleixner 2013-02-21 18:17:42 +01:00
parent 74eed0163d
commit facd8b80c6
1 changed files with 2 additions and 10 deletions
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12
kernel/softirq.c
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@ -322,18 +322,10 @@ 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);
}
}
/*