linux-kernel - Re: How to know which interrupt is executing

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Message-ID: <AANLkTim9uu90Y7hZNJEMtBPiV=DrJfOfyi_FsiNZZ9ZC@mail.gmail.com>
Date:	Fri, 17 Dec 2010 15:12:04 +0530
From:	SAURABH MALPANI <saurabh140585@...il.com>
To:	linux-kernel@...r.kernel.org
Subject: Re: How to know which interrupt is executing

On Fri, Dec 17, 2010 at 2:59 PM, SAURABH MALPANI
<saurabh140585@...il.com> wrote:
>
> Hello,
> I am not subscribed to this list. So I request to reply to me directly.
> Based on what I looked into the code, the answer is no, but I believe there are many better people who can give an opinion.
> The kernel in_irq() macro returns if the kernel is in interrupt context. But there is no way of knowing which irq the code is running.
> It might seem an odd idea, but I am writing some code which maintains a data structure per irq. Right now I am managing by patching
> manually, but is there any way of getting the value of currently executing interrupt vector. In a generic way? or in a architecture specific way?
>
> --
> Saurabh



--
Saurabh
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