linux-kernel - Re: [PATCH 0/6] General device tree irq domain infrastructure

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 5 May 2011 08:07:05 -0600
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Michal Simek <monstr@...str.eu>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	linux-kernel@...r.kernel.org, Ralf Baechle <ralf@...ux-mips.org>,
	hpa@...or.com, Dirk Brandewie <dirk.brandewie@...il.com>,
	devicetree-discuss@...ts.ozlabs.org, x86@...nel.org,
	linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH 0/6] General device tree irq domain infrastructure

On Thu, May 5, 2011 at 2:37 AM, Thomas Gleixner <tglx@...utronix.de> wrote:
> On Thu, 5 May 2011, Benjamin Herrenschmidt wrote:
>> > As for the mapping, I agree that the functionality is generally
>> > useful, I'm just not fond of the current implementation.  I think it
>> > is more complex than it needs to be and I'm not excited about bring it
>> > over to the other architectures as-is.
>>
>> Nobody cares about the current implementation. What is important is
>> indeed the functionality. The basic thing I think everybody agrees is
>> that you need to extend the irq_desc (or data, whatever tglx prefers)
>> with two bits of information: Some identifier of the domain and some
>> identifier of the interrupt number within that domain.
>
> irq_data because that's what is handed into the callbacks and you
> probably want to have the HW number there.

Okay, I'll take another hack at it.  Unfortunately I've got a great
big unmaskable interrupt in the form of UDS next week, but I'll be
back on it the week after.

g.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/