From: Thomas Gleixner <tglx@linutronix.de>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Ian Campbell <ijc@hellion.org.uk>,
Yinghai Lu <yinghai@kernel.org>,
mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org,
mingo@elte.hu, linux-tip-commits@vger.kernel.org,
Jeremy Fitzhardinge <jeremy@goop.org>
Subject: Re: [tip:x86/irq] x86: apic: Fix mismerge, add arch_probe_nr_irqs() again
Date: Tue, 2 Mar 2010 09:31:13 +0100 (CET) [thread overview]
Message-ID: <alpine.LFD.2.00.1003020930240.4245@localhost.localdomain> (raw)
In-Reply-To: <m1iq9fvh40.fsf@fess.ebiederm.org>
On Mon, 1 Mar 2010, Eric W. Biederman wrote:
> Ian Campbell <ijc@hellion.org.uk> writes:
> > On Mon, 2010-03-01 at 10:34 -0800, Eric W. Biederman wrote:
> It is going to take a bit but our next big step for the irq methods
> is to make them all take struct irq_desc pointers instead of unsigned
> int irq, so we don't have to repeat the lookups.
That should hit 2.6.35.
> >> - Xen has an array irq_info[NR_IRQS] one of the last static arrays
> >> sized at NR_IRQs in the entire kernel.
> >
> > Hopefully the same info as is in that array could (and indeed should) be
> > instead stored in irq_desc->chip_data. Would you object to
> > arch_init_copy_chip_data and arch_free_chip_data becoming function
> > pointers within the struct irq_chip?
>
> No objections. Now that I see those methods it looks like they always
> should have been in irq_chip.
Agreed.
Thanks,
tglx
next prev parent reply other threads:[~2010-03-02 8:31 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-03 3:31 x86: fix race in create_irq_nr on irq_desc Brandon Philips
2010-02-03 10:20 ` Yinghai Lu
2010-02-03 17:42 ` Brandon Philips
2010-02-03 19:31 ` Yinghai Lu
2010-02-04 3:17 ` Brandon Philips
2010-02-05 8:45 ` [PATCH] x86: keep chip_data in create_irq_nr Yinghai Lu
2010-02-05 21:05 ` Brandon Philips
2010-02-05 21:42 ` H. Peter Anvin
2010-02-05 21:09 ` [PATCH] x86: keep chip_data in create_irq_nr and destroy_irq Brandon Philips
2010-02-05 22:44 ` Yinghai Lu
2010-02-05 22:55 ` Brandon Philips
2010-02-06 0:06 ` Yinghai Lu
2010-02-06 0:18 ` [PATCH v2] " Brandon Philips
2010-02-06 6:42 ` [PATCH v3] " Brandon Philips
2010-02-06 7:16 ` Yinghai Lu
2010-02-06 20:05 ` Brandon Philips
2010-02-07 21:02 ` [PATCH v4] " Brandon Philips
2010-02-19 6:06 ` [tip:x86/urgent] x86, irq: Keep " tip-bot for Brandon Philips
2010-02-26 10:26 ` [tip:x86/irq] x86: apic: Fix mismerge, add arch_probe_nr_irqs() again tip-bot for Ingo Molnar
2010-02-26 18:19 ` Yinghai Lu
2010-02-27 9:10 ` Ingo Molnar
2010-02-27 9:37 ` Eric W. Biederman
2010-02-27 9:53 ` Ingo Molnar
2010-02-27 10:12 ` Eric W. Biederman
2010-03-01 11:22 ` Ian Campbell
2010-03-01 18:34 ` Eric W. Biederman
2010-03-01 21:44 ` Ian Campbell
2010-03-01 21:58 ` Eric W. Biederman
2010-03-02 8:31 ` Thomas Gleixner [this message]
2010-03-10 10:55 ` Ian Campbell
2010-03-10 10:55 ` [PATCH] x86: namespace some I/O APIC related structures and functions ijc
2010-03-10 17:07 ` Eric W. Biederman
2010-03-10 10:55 ` [PATCH] irq: move some interrupt arch_* functions into struct irq_chip ijc
2010-03-10 11:00 ` Ian Campbell
2010-03-10 17:18 ` Eric W. Biederman
2010-03-10 17:41 ` Ian Campbell
2010-03-10 18:11 ` Eric W. Biederman
2010-03-10 12:06 ` Yinghai Lu
2010-03-10 12:51 ` Ian Campbell
2010-03-10 17:42 ` Eric W. Biederman
2010-03-10 17:50 ` Ian Campbell
2010-03-10 18:15 ` Eric W. Biederman
2010-03-10 18:28 ` Ian Campbell
2010-03-10 18:27 ` Jeremy Fitzhardinge
2010-03-10 18:59 ` Yinghai Lu
2010-03-10 19:15 ` Eric W. Biederman
2010-03-10 22:07 ` Michael Ellerman
2010-03-10 10:55 ` [PATCH] x86: irq_desc->chip_data is always correct whether or not SPARSE_IRQ is enabled ijc
2010-03-01 22:01 ` [tip:x86/irq] x86: apic: Fix mismerge, add arch_probe_nr_irqs() again Jeremy Fitzhardinge
2010-02-27 12:57 ` [tip:x86/apic] " tip-bot for Ingo Molnar
2010-02-03 10:32 ` x86: fix race in create_irq_nr on irq_desc Yinghai Lu
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