aboutsummaryrefslogtreecommitdiffstats
path: root/kernel
diff options
context:
space:
mode:
authorPeter Zijlstra <a.p.zijlstra@chello.nl>2009-03-02 10:13:32 -0500
committerIngo Molnar <mingo@elte.hu>2009-03-02 18:05:45 -0500
commit044d408409cc4e1bc75c886e27ca85c270db104c (patch)
treec2286707e9d4983a4828b0a4133181031de36964 /kernel
parentc02368a9d059322f913a58111eade87a656fefd5 (diff)
genirq: assert that irq handlers are indeed running in hardirq context
Make sure the genirq layer handlers are indeed running handlers in hardirq context. That is the genirq expectation and doing anything else is broken. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Andrew Morton <akpm@linux-foundation.org> LKML-Reference: <1236006812.5330.632.camel@laptop> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/irq/handle.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index 3aba8d12f328..a2ee682bca2e 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -328,6 +328,8 @@ irqreturn_t handle_IRQ_event(unsigned int irq, struct irqaction *action)
328 irqreturn_t ret, retval = IRQ_NONE; 328 irqreturn_t ret, retval = IRQ_NONE;
329 unsigned int status = 0; 329 unsigned int status = 0;
330 330
331 WARN_ONCE(!in_irq(), "BUG: IRQ handler called from non-hardirq context!");
332
331 if (!(action->flags & IRQF_DISABLED)) 333 if (!(action->flags & IRQF_DISABLED))
332 local_irq_enable_in_hardirq(); 334 local_irq_enable_in_hardirq();
333 335