Bug 1304623

Summary: Only sees 1 processor out of 8
Product: Red Hat Enterprise Linux 7 Reporter: Bill Peck <bpeck>
Component: kernel-aarch64Assignee: Oleg Nesterov <onestero>
kernel-aarch64 sub component: Process management QA Contact: Jeff Bastian <jbastian>
Status: CLOSED DUPLICATE Docs Contact:
Severity: unspecified    
Priority: unspecified CC: jbastian, jstancek
Version: 7.3   
Target Milestone: rc   
Target Release: ---   
Hardware: aarch64   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2016-02-04 14:57:06 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:

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 ***