On Mon, Sep 22, 2014 at 02:03:51PM +0100, Russell King - ARM Linux wrote: > On Mon, Sep 22, 2014 at 11:59:39AM +0200, Wolfram Sang wrote: > > IRQ_NONE is "this interrupt wasn't by me" so for shared IRQs, the next > > handler can check. > > Err, no it isn't. IRQ_NONE has no such effect. All handlers on a > shared interrupt are always run irrespective of the return value from > any particular interrupt handler. See kernel/irq/handle.c. /me picks the brown paper bag. I was sure I did. Need to update my notes, it seems. Thanks for the heads up!
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