Bug 882222 - nodeinfo CPU frequency is missing on ARM A-15 CPU
nodeinfo CPU frequency is missing on ARM A-15 CPU
Status: CLOSED UPSTREAM
Product: Virtualization Tools
Classification: Community
Component: libvirt (Show other bugs)
unspecified
arm7 Unspecified
unspecified Severity unspecified
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Assigned To: Libvirt Maintainers
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Depends On:
Blocks: LibvirtNonX86
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Reported: 2012-11-30 07:47 EST by Daniel Berrange
Modified: 2013-04-03 12:40 EDT (History)
1 user (show)

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Doc Type: Bug Fix
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Last Closed: 2013-04-03 12:40:53 EDT
Type: Bug
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RHEL 7.3 requirements from Atomic Host:


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Description Daniel Berrange 2012-11-30 07:47:45 EST
Description of problem:
I have an Chromebook with a Cortex A-15  ARM CPU

# virsh nodeinfo
CPU model:           armv7l
CPU(s):              2
CPU frequency:       0 MHz
CPU socket(s):       1
Core(s) per socket:  2
Thread(s) per core:  1
NUMA cell(s):        1
Memory size:         2069816 kB


Notice '0 MHz'.

Max frequency is available in sysfs

# cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
1700000


Version-Release number of selected component (if applicable):
libvirt-client-0.9.11.6-1.fc17.armv7hl

How reproducible:
Always
Comment 1 Daniel Berrange 2013-04-03 12:40:53 EDT
Fixed in v0.10.2-70-g2d0a777  by

commit 2d0a777b3dc16cd85eac95d7b52c36b16c7a1d2c
Author: Chuck Short <zulcss@gmail.com>
Date:   Thu Jul 26 08:32:07 2012 -0500

    ARMHF: implement /proc/cpuinfo parsing
    
    Minimal CPU "parser" for armhf to avoid compile time warning.
    
    Signed-off-by: Chuck Short <chuck.short@canonical.com>

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