Bug 81833 – CMD6xx ide-cd dma hang

Bug 81833 - CMD6xx ide-cd dma hang

Summary:	CMD6xx ide-cd dma hang

Status:	CLOSED CURRENTRELEASE

Aliases:	None

Product:	Red Hat Linux
Classification:	Retired
Component:	kernel (Show other bugs)
Sub Component:
Version:	8.0
Hardware:	i386 Linux

Priority	medium Severity high
Target Milestone:	---
Target Release:	---
Assigned To:	Arjan van de Ven
QA Contact:	Brian Brock
Docs Contact:

URL:
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Depends On:
Blocks:
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Reported:	2003-01-14 10:27 EST by Péter, Soós
Modified:	2007-04-18 12:49 EDT (History)
CC List:	0 users

See Also:
Fixed In Version:	9
Doc Type:	Bug Fix
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:	2003-05-05 07:13:25 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
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Description Péter, Soós 2003-01-14 10:27:39 EST

From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; hu-HU; rv:1.2) Gecko/20021206

Description of problem:
HP OmniBook 500 have a docking bay with optional CD or DVD device. Ide dma mode
do not work on these drives. If you enable dma mode the laptop hangs. There is a
patch for it at URL ftp://gsyprf10.external.hp.com/kernels/ob500/diff.idecd-dma

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


How reproducible:
Always

Steps to Reproduce:
1. Boot with RedHat kernel
2. Enable DMA mode for CD-ROM


Actual Results:  System hang.

Expected Results:  DMA mode works well

Additional info:

Comment 1 Péter, Soós 2003-02-10 11:04:45 EST

This bug also appeared in the latest errata kernels for both RedHat Linux 7.x
and 8.0.

Comment 2 Péter, Soós 2003-04-09 11:39:42 EDT

It seems all CMD6xx chipset based machin affected by this bug.

Comment 3 Péter, Soós 2003-05-05 07:13:25 EDT

It seems to work in RedHat Linux 9 with latest errata kernel (2.4.20-9)

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