Bug 11848 - 2.6.28-rc1: NCQ devices connected to PMP are still dead
Summary: 2.6.28-rc1: NCQ devices connected to PMP are still dead
Status: CLOSED CODE_FIX
Alias: None
Product: IO/Storage
Classification: Unclassified
Component: Serial ATA (show other bugs)
Hardware: All Linux
: P1 normal
Assignee: Jeff Garzik
URL:
Keywords:
Depends on:
Blocks: 11808
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Reported: 2008-10-25 13:01 UTC by Rafael J. Wysocki
Modified: 2008-10-27 12:55 UTC (History)
1 user (show)

See Also:
Kernel Version: 2.6.28-rc1
Subsystem:
Regression: Yes
Bisected commit-id:

Attachments
PMP NCQ fix (1.38 KB, patch)
2008-10-27 02:16 UTC, Jens Axboe 		Details | Diff
Add an attachment (proposed patch, testcase, etc.)

Description Rafael J. Wysocki 2008-10-25 13:01:32 UTC 
Subject    : Re: 2.6.27-rc1 (2fca5c): libata: kernel cant boot
Submitter  : Petr Vandrovec <vandrove@vc.cvut.cz>
Date       : 2008-10-25 11:17
References : http://marc.info/?l=linux-kernel&m=122493470907259&w=4
Handled-By : Jens Axboe <jens.axboe@oracle.com>

This entry is being used for tracking a regression from 2.6.27.  Please don't
close it until the problem is fixed in the mainline.
Comment 1 Rafael J. Wysocki 2008-10-25 13:01:58 UTC 
Caused by:

commit 2fca5ccf97d2c28bcfce44f5b07d85e74e3cd18e
Author: Jens Axboe <jens.axboe@oracle.com>
Date:   Wed Oct 22 09:34:49 2008 +0200

    libata: switch to using block layer tagging support
Comment 2 Jens Axboe 2008-10-27 02:16:37 UTC 
Created attachment 18463 [details]
PMP NCQ fix

Please try this patch.
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