Re: [PATCH] i2c: axxia: Add I2C driver for AXM55xx

[Russell King - ARM Linux]

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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