linux-kernel - Re: [PATCH] PM-Trace: add pm-trace support for suspending phase

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Date:	Sun, 15 Feb 2015 10:29:01 +0800
From:	"Fu, Zhonghui" <zhonghui.fu@...ux.intel.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:	"Rafael J. Wysocki" <rjw@...ysocki.net>, pavel@....cz,
	len.brown@...el.com, linux-pm@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] PM-Trace: add pm-trace support for suspending phase


On 2015/2/12 9:23, Greg Kroah-Hartman wrote:
> On Wed, Feb 11, 2015 at 10:43:13PM +0800, Fu, Zhonghui wrote:
>> >From 2626594c03ca3b9884dd44073385c36f99a3651d Mon Sep 17 00:00:00 2001
>> From: Zhonghui Fu <zhonghui.fu@...ux.intel.com>
>> Date: Wed, 11 Feb 2015 16:20:21 +0800
>> Subject: [PATCH] PM-Trace: add pm-trace support for suspending phase
>>
>> Occasionally, the system can't come back up after suspend/resume
>> due to problems of device suspending phase. This patch make
>> PM_TRACE infrastructure cover device suspending phase of
>> suspend/resume process, and the information in RTC can tell
>> developers which device suspending function make system hang.
>>
>> Signed-off-by: Zhonghui Fu <zhonghui.fu@...ux.intel.com>
>> ---
>>  arch/x86/include/asm/pm-trace.h     |   36 +++++++++++++++++++++++++++++++++++
>>  arch/x86/include/asm/resume-trace.h |   21 --------------------
>>  drivers/base/power/main.c           |   20 +++++++++++++++---
>>  drivers/base/power/trace.c          |    6 ++--
>>  include/linux/pm-trace.h            |   35 ++++++++++++++++++++++++++++++++++
>>  include/linux/resume-trace.h        |   34 ---------------------------------
>>  kernel/power/main.c                 |    2 +-
>>  7 files changed, 91 insertions(+), 63 deletions(-)
>>  create mode 100644 arch/x86/include/asm/pm-trace.h
>>  delete mode 100644 arch/x86/include/asm/resume-trace.h
>>  create mode 100644 include/linux/pm-trace.h
>>  delete mode 100644 include/linux/resume-trace.h
> Please create patches that move files around with -M so that the rename
> and changes can be reviewed much easier.  As it is, I can't see the
> changes you have made here.
I have re-sent this patch according to your comments, and the subject is "[PATCH v2] PM-Trace: add pm-trace support for suspending phase".


Thanks,
Zhonghui
>
> thanks,
>
> greg k-h
> --
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