Bug 525521 - [LTC 5.5 FEAT] kvm hpet support [202011] - kernel portion of request
Summary: [LTC 5.5 FEAT] kvm hpet support [202011] - kernel portion of request
Keywords:
Status: CLOSED WONTFIX
Alias: None
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: kernel
Version: 5.5
Hardware: x86_64
OS: All
high
high
Target Milestone: beta
: 5.5
Assignee: Red Hat Kernel Manager
QA Contact: Red Hat Kernel QE team
URL:
Whiteboard:
Depends On:
Blocks: 481160
TreeView+ depends on / blocked
 
Reported: 2009-09-24 17:30 UTC by IBM Bug Proxy
Modified: 2010-10-18 19:47 UTC (History)
5 users (show)

Fixed In Version:
Doc Type: Enhancement
Doc Text:
Clone Of:
Environment:
Last Closed: 2009-10-07 12:19:00 UTC
Target Upstream Version:
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
IBM Linux Technology Center 56431 0 None None None Never

Description IBM Bug Proxy 2009-09-24 17:30:35 UTC
=Comment: #0=================================================
Stephanie A. Glass <sglass.com> - 
+++ This bug was initially created as a clone of Bug #55531 +++

1. Feature Overview:
Feature Id:	[202011]
a. Name of Feature:	kvm hpet support
b. Feature Description
Add hpet emulation to qemu and kvm

2. Feature Details:
Sponsor:	LTC
Architectures:
x86
x86_64

Arch Specificity: Both
Affects Kernel Modules: Yes
Delivery Mechanism: Backport
Category:	Xen
Request Type:	Package - New
d. Upstream Acceptance:	Accepted
Sponsor Priority	2
f. Severity: Medium
IBM Confidential:	no
Code Contribution:	IBM code
g. Component Version Target:	kvm-88, qemu

3. Business Case
Provide higher resolution timer to KVM guests.  HPET emulation provides more accurate and faster
timers for guest resulting in higher performance and better timer latency for certain workloads in
guests.

4. Primary contact at Red Hat: 
John Jarvis
jjarvis

5. Primary contacts at Partner:
Project Management Contact:
Stephanie Glass, sglass.com, 512-838-9284

Technical contact(s):
Ryan Harper, raharper.com

IBM Manager:
Warren Grunbok II, grunbok.com

Comment 1 IBM Bug Proxy 2009-10-07 11:30:44 UTC
------- Comment From bkon.com 2009-10-07 07:25 EDT-------
After realizing that the required base kernel capabilities needed to effectively utilize HPET (dyntick and clockevents) are not present in 2.6.18, we've decided to drop this feature request.

Comment 2 John Jarvis 2009-10-07 12:19:00 UTC
Closing WONTFIX to match IBM status


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