From: Steven Rostedt <rostedt@goodmis.org>
To: Len Brown <lenb@kernel.org>
Cc: Zhang Rui <rui.zhang@intel.com>,
LKML <linux-kernel@vger.kernel.org>,
Thomas Renninger <trenn@suse.de>,
"clarkt@cnsp.com" <clarkt@cnsp.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [BUG] kacpi_notify goes into an infinite loop (luckly it calls cond_resched)
Date: Wed, 30 Jun 2010 12:06:00 -0400 [thread overview]
Message-ID: <1277913960.24800.31.camel@gandalf.stny.rr.com> (raw)
In-Reply-To: <alpine.LFD.2.00.1006301115370.3989@localhost.localdomain>
On Wed, 2010-06-30 at 11:17 -0400, Len Brown wrote:
> > /sys/firmware/acpi/interrupts/sci_not: 1
>
> This means that acpi_irq was invoked and could not find a cause for the
> interrupt.
>
> Does /proc/interrupts show that the acpi interrupt shares and IRQ
> with another device, or is it alone?
>
It looks to be alone:
# cat /proc/interrupts
CPU0
0: 158 IO-APIC-edge timer
1: 334 IO-APIC-edge i8042
4: 4 IO-APIC-edge
6: 5 IO-APIC-edge floppy
7: 0 IO-APIC-edge parport0
8: 0 IO-APIC-edge rtc0
9: 0 IO-APIC-fasteoi acpi
12: 238565 IO-APIC-edge i8042
14: 158753 IO-APIC-edge ata_piix
15: 604816 IO-APIC-edge ata_piix
16: 38352 IO-APIC-fasteoi uhci_hcd:usb2, i915@pci:0000:00:02.0
17: 3164 IO-APIC-fasteoi Intel 82801DB-ICH4, eth0
18: 0 IO-APIC-fasteoi uhci_hcd:usb4
19: 1652995 IO-APIC-fasteoi uhci_hcd:usb3
23: 3718117 IO-APIC-fasteoi ehci_hcd:usb1
NMI: 16288 Non-maskable interrupts
LOC: 7599309 Local timer interrupts
SPU: 0 Spurious interrupts
PMI: 0 Performance monitoring interrupts
PND: 0 Performance pending work
RES: 0 Rescheduling interrupts
CAL: 0 Function call interrupts
TLB: 0 TLB shootdowns
TRM: 0 Thermal event interrupts
THR: 0 Threshold APIC interrupts
MCE: 0 Machine check exceptions
MCP: 523 Machine check polls
ERR: 6
MIS: 0
-- Steve
prev parent reply other threads:[~2010-06-30 16:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-29 1:01 Steven Rostedt
2010-05-31 2:57 ` Zhang Rui
2010-06-30 13:40 ` Steven Rostedt
2010-06-30 15:17 ` Len Brown
2010-06-30 16:06 ` Steven Rostedt [this message]
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