Bug 16370

Summary: HDD not suspending properly / dead on resume
Product: IO/Storage Reporter: Maciej Rutecki (maciej.rutecki)
Component: Serial ATAAssignee: Jeff Garzik (jgarzik)
Status: RESOLVED CODE_FIX    
Severity: normal CC: maciej.rutecki, ml, rjw, spam, stephan.diestelhorst, vincent.snijders
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 2.6.35-rc4 Tree: Mainline
Regression: No
Bug Depends on:    
Bug Blocks: 7216    
Attachments: SATA / AHCI: Do not play with the link PM during suspend to RAM
redo-ipm.patch

Description Maciej Rutecki 2010-07-12 15:34:15 UTC
Subject    : HDD not suspending properly / dead on resume
Submitter  : Stephan Diestelhorst <stephan.diestelhorst@amd.com>
Date       : 2010-07-09 15:50
Message-ID : 201007091750.05020.stephan.diestelhorst@amd.com
References : http://marc.info/?l=linux-kernel&m=127869083723980&w=2

This entry is being used for tracking a regression from 2.6.34.  Please don't
close it until the problem is fixed in the mainline.
Comment 1 Rafael J. Wysocki 2010-07-12 19:25:56 UTC
The bug is there, but I don't think it's a regression.  Dropping from the list.
Comment 2 Rafael J. Wysocki 2010-07-25 12:38:47 UTC
Created attachment 27245 [details]
SATA / AHCI: Do not play with the link PM during suspend to RAM

This patch appears to fix the problem on my test box.
Comment 3 Tejun Heo 2010-08-05 16:10:45 UTC
Created attachment 27358 [details]
redo-ipm.patch

Does this patch resolve the problem?

Thanks.
Comment 4 Rafael J. Wysocki 2010-09-23 23:20:24 UTC
This should be fixed by commit e2f3d75fc0e4a0d03c61872bad39ffa2e74a04ff .