Commit-ID: 044d408409cc4e1bc75c886e27ca85c270db104c Gitweb: http://git.kernel.org/tip/044d408409cc4e1bc75c886e27ca85c270db104c Author: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> AuthorDate: Mon, 2 Mar 2009 16:13:32 +0100 Commit: Ingo Molnar <mingo@xxxxxxx> CommitDate: Tue, 3 Mar 2009 00:05:45 +0100 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@xxxxxxxxx> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> LKML-Reference: <1236006812.5330.632.camel@laptop> Signed-off-by: Ingo Molnar <mingo@xxxxxxx> --- kernel/irq/handle.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c index 3aba8d1..a2ee682 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) irqreturn_t ret, retval = IRQ_NONE; unsigned int status = 0; + WARN_ONCE(!in_irq(), "BUG: IRQ handler called from non-hardirq context!"); + if (!(action->flags & IRQF_DISABLED)) local_irq_enable_in_hardirq(); -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html