Bug 1304623 - Only sees 1 processor out of 8
Summary: Only sees 1 processor out of 8
Keywords:
Status: CLOSED DUPLICATE of bug 1304510
Alias: None
Product: Red Hat Enterprise Linux 7
Classification: Red Hat
Component: kernel-aarch64
Version: 7.3
Hardware: aarch64
OS: Unspecified
unspecified
unspecified
Target Milestone: rc
: ---
Assignee: Oleg Nesterov
QA Contact: Jeff Bastian
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2016-02-04 08:38 UTC by Bill Peck
Modified: 2016-02-04 21:41 UTC (History)
2 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2016-02-04 14:57:06 UTC
Target Upstream Version:

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Description Bill Peck 2016-02-04 08:38:05 UTC 
Description of problem:
aarch64 kernel on mustang and mcdivitt only see one processor

seattle is fine at 8 processors.

Version-Release number of selected component (if applicable):
4.5.0-0.rc2.25.el7.aarch64

How reproducible:
unknown

Steps to Reproduce:
1. boot with kernel version

Actual results:
cpu count = 1

Expected results:
cpu count = 8

Additional info:

Possibly related?

[    0.000000] psci: is not implemented in ACPI. 
[    0.000000] Unsupported ACPI enable-method 
[    0.000000] Unsupported ACPI enable-method 
[    0.000000] Unsupported ACPI enable-method 
[    0.000000] Unsupported ACPI enable-method 
[    0.000000] Unsupported ACPI enable-method 
[    0.000000] Unsupported ACPI enable-method 
[    0.000000] Unsupported ACPI enable-method 
[    0.000000] Unsupported ACPI enable-method 
.
.
.
[    0.026122] Brought up 1 CPUs 
[    0.026125] SMP: Total of 1 processors activated. 
[    0.026129] CPU: All CPU(s) started at EL2
Comment 2 Jeff Bastian 2016-02-04 14:57:06 UTC 

*** This bug has been marked as a duplicate of bug 1304510 ***
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