From: Ingo Molnar <mingo@elte.hu>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>,
"Maciej W. Rozycki" <macro@linux-mips.org>,
Len Brown <lenb@kernel.org>, Thomas Gleixner <tglx@linutronix.de>,
linux-next@vger.kernel.org, linux-acpi@vger.kernel.org,
linux-kernel@vger.kernel.org, Andi Kleen <andi@firstfloor.org>
Subject: Re: [PATCH 2/2] acpi: Disable IRQ 0 through I/O APIC for some HP systems
Date: Mon, 7 Jul 2008 09:17:06 +0200 [thread overview]
Message-ID: <20080707071706.GA3326@elte.hu> (raw)
In-Reply-To: <200807070319.29470.rjw@sisk.pl>
* Rafael J. Wysocki <rjw@sisk.pl> wrote:
> Appended is a patch that actually works for me (it's missing the i386
> part, but I can't test that anyway).
>
> Please note two things:
> (1) The whole acpi_dmi_table[] thing originally depended on __i386__, so it
> wouldn't work on x86-64 no matter what. I removed that dependecy, but
> I have no idea why it was there and so I'm not sure if that's correct.
> (2) The clear_IO_APIC_pin(apic1, pin1) done if
> disable_irq0_through_ioapic is true is absolutely essential. The
> symptoms are 100% reproducible without it.
thanks, applied to tip/x86, to give this some more testing.
the clear_IO_APIC_pin() is the most worrisome aspect of the change - but
since we are already in limited quirk mode, does it hurt? Maciej, any
preferences?
Ingo
next prev parent reply other threads:[~2008-07-07 7:17 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-01 0:12 [PATCH 2/2] acpi: Disable IRQ 0 through I/O APIC for some HP systems Maciej W. Rozycki
2008-07-01 0:17 ` Matthew Garrett
2008-07-01 8:46 ` Ingo Molnar
2008-07-01 19:58 ` Rafael J. Wysocki
2008-07-01 20:24 ` Ingo Molnar
2008-07-04 21:21 ` Rafael J. Wysocki
2008-07-06 23:02 ` Rafael J. Wysocki
2008-07-07 1:19 ` Rafael J. Wysocki
2008-07-07 7:17 ` Ingo Molnar [this message]
2008-07-07 7:36 ` Ingo Molnar
2008-07-07 12:24 ` Rafael J. Wysocki
2008-07-07 11:41 ` Maciej W. Rozycki
2008-07-07 12:23 ` Rafael J. Wysocki
2008-07-07 14:01 ` Maciej W. Rozycki
2008-07-07 18:03 ` Rafael J. Wysocki
2008-07-07 20:10 ` Maciej W. Rozycki
2008-07-07 20:31 ` Rafael J. Wysocki
2008-07-07 21:39 ` Maciej W. Rozycki
2008-07-07 22:10 ` Rafael J. Wysocki
2008-07-07 12:28 ` Rafael J. Wysocki
2008-07-07 17:10 ` Maciej W. Rozycki
2008-07-07 17:51 ` Ray Lee
2008-07-07 18:09 ` Rafael J. Wysocki
2008-07-07 19:59 ` Maciej W. Rozycki
2008-07-07 20:17 ` Rafael J. Wysocki
2008-07-07 21:38 ` Maciej W. Rozycki
2008-07-07 20:30 ` Maciej W. Rozycki
2008-07-07 3:54 ` Zhao Forrest
2008-07-07 12:34 ` Rafael J. Wysocki
2008-07-08 11:24 ` Andreas Herrmann
2008-07-08 14:39 ` Maciej W. Rozycki
2008-07-08 15:27 ` Rafael J. Wysocki
2008-07-08 16:25 ` Maciej W. Rozycki
2008-07-08 16:54 ` Rafael J. Wysocki
[not found] <fa.OuKI5CNmq3HqeBQCfWOUtrq4+oA@ifi.uio.no>
2008-07-03 5:44 ` Robert Hancock
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20080707071706.GA3326@elte.hu \
--to=mingo@elte.hu \
--cc=andi@firstfloor.org \
--cc=lenb@kernel.org \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-next@vger.kernel.org \
--cc=macro@linux-mips.org \
--cc=mjg59@srcf.ucam.org \
--cc=rjw@sisk.pl \
--cc=tglx@linutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).