Re: [PATCH v2 09/19] genirq: Add a new function to get IPI reverse mapping
From: Qais Yousef
Date: Mon Nov 30 2015 - 05:53:56 EST
On 11/30/2015 10:40 AM, Thomas Gleixner wrote:
On Fri, 27 Nov 2015, Qais Yousef wrote:
While trying to get my remoteproc driver work with this I uncovered a problem
with this approach.
mips-gic doesn't store the actual hwirq in the irq_data. It uses
GIC_SHARED_TO_HWIRQ() and GIC_HWIRQ_TO_SHARED() to add and remove an offset.
Why can't MIPS store the real hwirq number in irq_data?
I'm wary of ending up in inconsistency hell where some functions need to
deal with raw hwirq and others with translated ones.
I will give this a go first and see if it gets really ugly.
Thanks,
Qais
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