Bug 231854

Summary: [RHEL4] Incorrect memory sizing reported by EDAC on HP xw9400
Product: Red Hat Enterprise Linux 4 Reporter: Aristeu Rozanski <arozansk>
Component: kernelAssignee: Aristeu Rozanski <arozansk>
Status: CLOSED ERRATA QA Contact: Martin Jenner <mjenner>
Severity: medium Docs Contact:
Priority: medium    
Version: 4.0CC: ddomingo, jbaron
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: RHBA-2007-0791 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2007-11-15 16:21:44 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 248673    
Attachments:
Description Flags
test patch none

Description Aristeu Rozanski 2007-03-12 16:19:20 UTC 
Description of problem:
On AMD64 boxes with revision F processors, the current k8_edac driver doesn't
detects correctly the amount of memory.

Version-Release number of selected component (if applicable):


How reproducible:
Always.

Steps to Reproduce:
1.Check /proc/mc/ for information. The memory modules' size are displayed
incorrectly.
2
3.
  
Actual results:
Incorrect memory modules size

Expected results:


Additional info:
Comment 1 Aristeu Rozanski 2007-03-12 16:22:01 UTC 
Created attachment 149833 [details]
test patch

This patch adds support for revision F processors and to other memory module
types.
Comment 2 Aristeu Rozanski 2007-03-12 16:25:22 UTC 
Tested with success on a HP xw9400 and on a IBM eServer x3105.
Comment 3 Aristeu Rozanski 2007-03-12 17:51:05 UTC 
Patch submitted to list for inclusion
Comment 4 Aristeu Rozanski 2007-03-13 14:32:09 UTC 
Got two ACKs but will have to test more
Comment 5 RHEL Program Management 2007-07-30 20:15:44 UTC 
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux maintenance release.  Product Management has requested
further review of this request by Red Hat Engineering, for potential
inclusion in a Red Hat Enterprise Linux Update release for currently deployed
products.  This request is not yet committed for inclusion in an Update
release.
Comment 6 Jason Baron 2007-07-31 16:08:49 UTC 
committed in stream U6 build 55.26. A test kernel with this patch is available
from http://people.redhat.com/~jbaron/rhel4/
Comment 9 Don Domingo 2007-08-24 01:01:33 UTC 
added to RHEL4.6 release notes under "Kernel-Related Updates":

<quote>
(x86_64) k8_edac driver now supports revision F processors
</quote>

please advise if any revisions are necessary. thanks!
Comment 11 errata-xmlrpc 2007-11-15 16:21:44 UTC 
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHBA-2007-0791.html