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Bug 81833 - CMD6xx ide-cd dma hang
CMD6xx ide-cd dma hang
Status: CLOSED CURRENTRELEASE
Product: Red Hat Linux
Classification: Retired
Component: kernel (Show other bugs)
8.0
i386 Linux
medium Severity high
: ---
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Assigned To: Arjan van de Ven
Brian Brock
:
Depends On:
Blocks:
  Show dependency tree / graph
 
Reported: 2003-01-14 10:27 EST by Péter, Soós
Modified: 2007-04-18 12:49 EDT (History)
0 users

See Also:
Fixed In Version: 9
Doc Type: Bug Fix
Doc Text:
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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:
Cloudforms Team: ---

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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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