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From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: "Pasi Kärkkäinen" <pasik@iki.fi>
Cc: David Vrabel <david.vrabel@citrix.com>, xen-devel@lists.xen.org
Subject: Re: Linux 3.4 dom0 kernel error loading xen-acpi-processor: Input/output error
Date: Thu, 21 Feb 2013 07:29:13 -0500	[thread overview]
Message-ID: <20130221122913.GC6647@phenom.dumpdata.com> (raw)
In-Reply-To: <20130221092434.GQ8912@reaktio.net>

On Thu, Feb 21, 2013 at 11:24:34AM +0200, Pasi Kärkkäinen wrote:
> Hello,
> 
> Does anyone know why loading xen-acpi-processor driver fails like this?:
> 
> # modprobe xen-acpi-processor
> FATAL: Error inserting xen_acpi_processor (/lib/modules/3.4.32-6.el6.centos.alt.x86_64/kernel/drivers/xen/xen-acpi-processor.ko): Input/output error
> 
> Using "modprobe -v" doesn't provide any more information about the problem.
> Also there's nothing in dom0 kernel dmesg.
> 
> Hardware is Dell R510 server with Intel Xeon 5600 series CPU. 
> Xen 4.2.1.
> 
> Kernel is based on 3.4.32 (so the upstream kernel.org longterm stable version) 
> with some additional Xen patches backported from later upstream kernels. 
> Any tips how to troubleshoot this? 

Rebuild the module and add this
diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c
index 316df65..5d824a2 100644
--- a/drivers/xen/xen-acpi-processor.c
+++ b/drivers/xen/xen-acpi-processor.c
@@ -16,6 +16,7 @@
  * more details.
  *
  */
+#define DEBUG 1
 
 #include <linux/cpumask.h>
 #include <linux/cpufreq.h>


That should help in figuring it out.

> 
> -- Pasi
> 

  reply	other threads:[~2013-02-21 12:29 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-21  9:24 Linux 3.4 dom0 kernel error loading xen-acpi-processor: Input/output error Pasi Kärkkäinen
2013-02-21 12:29 ` Konrad Rzeszutek Wilk [this message]
2013-02-21 12:42   ` Pasi Kärkkäinen
2013-02-25 17:03     ` Konrad Rzeszutek Wilk
2013-02-25 19:08       ` Pasi Kärkkäinen
2013-02-24 22:05   ` Pasi Kärkkäinen
2013-03-03 18:53     ` Pasi Kärkkäinen
2013-03-05 17:45       ` Konrad Rzeszutek Wilk
2013-03-06 20:41         ` Pasi Kärkkäinen
2013-03-06 21:01           ` Pasi Kärkkäinen
2013-03-06 21:21             ` Pasi Kärkkäinen
2013-03-07  0:29               ` Konrad Rzeszutek Wilk
2013-03-07  7:48                 ` Pasi Kärkkäinen
2013-03-08 20:24                   ` Konrad Rzeszutek Wilk
2013-03-08 22:18                     ` Pasi Kärkkäinen
2013-03-12 20:51                       ` Pasi Kärkkäinen
2013-03-15 15:05                         ` Konrad Rzeszutek Wilk
2013-03-15 15:19                           ` Pasi Kärkkäinen
2013-03-15 19:37                             ` Pasi Kärkkäinen
2013-03-15 21:15                               ` Konrad Rzeszutek Wilk
2013-03-15 21:32                                 ` Pasi Kärkkäinen
2013-03-17 17:00                                   ` Konrad Rzeszutek Wilk
2013-03-18 13:06                                     ` Konrad Rzeszutek Wilk
2013-03-18 17:02                                       ` Pasi Kärkkäinen
2013-03-18 20:20                                         ` Konrad Rzeszutek Wilk
2013-05-12 16:51                                           ` Pasi Kärkkäinen
2013-05-13 13:46                                             ` Konrad Rzeszutek Wilk
2013-05-13 15:03                                               ` Pasi Kärkkäinen

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