Messages in this thread | | | Date | Mon, 22 Sep 2014 14:03:51 +0100 | From | Russell King - ARM Linux <> | Subject | Re: [PATCH] i2c: axxia: Add I2C driver for AXM55xx |
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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.
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