Bug 14269

Summary: Something seems wrong with process time accounting
Product: Process Management Reporter: Rafael J. Wysocki (rjw)
Component: SchedulerAssignee: Ingo Molnar (mingo)
Status: CLOSED CODE_FIX    
Severity: normal    
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 2.6.32-rc1 Subsystem:
Regression: Yes Bisected commit-id:
Bug Depends on:    
Bug Blocks: 14230    

Description Rafael J. Wysocki 2009-09-29 22:59:02 UTC 
Subject    : Re: Linux 2.6.32-rc1
Submitter  : Eric Dumazet <eric.dumazet@gmail.com>
Date       : 2009-09-28 15:39
References : http://marc.info/?l=linux-kernel&m=125415243225739&w=4
Notify-Also : Martin Schwidefsky <schwidefsky@de.ibm.com>

This entry is being used for tracking a regression from 2.6.31.  Please don't
close it until the problem is fixed in the mainline.

Caused by:

commit def0a9b2573e00ab0b486cb5382625203ab4c4a6
Author: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date:   Fri Sep 18 20:14:01 2009 +0200

    sched_clock: Make it NMI safe

    Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
    Signed-off-by: Ingo Molnar <mingo@elte.hu>

First-Bad-Commit : def0a9b2573e00ab0b486cb5382625203ab4c4a6