linux-kernel - Re: [tip:perf/core] tools: Add err.h with ERR_PTR PTR

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Message-ID: <560A48AB.7040907@huawei.com>
Date:	Tue, 29 Sep 2015 16:15:39 +0800
From:	He Kuang <hekuang@...wei.com>
To:	Jiri Olsa <jolsa@...hat.com>
CC:	Vinson Lee <vlee@...pensource.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Namhyung Kim <namhyung@...nel.org>,
	David Ahern <dsahern@...il.com>, Jiri Olsa <jolsa@...nel.org>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	<raphael.beamonte@...il.com>, <matt@...eblueprint.co.uk>,
	"Arnaldo Carvalho de Melo" <acme@...hat.com>,
	<linux-tip-commits@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [tip:perf/core] tools: Add err.h with ERR_PTR PTR_ERR interface



On 2015/9/29 15:57, Jiri Olsa wrote:
> On Tue, Sep 29, 2015 at 03:52:09PM +0800, He Kuang wrote:
>> hi, jirka
>>
>> On 2015/9/29 15:20, Jiri Olsa wrote:
>>> On Tue, Sep 29, 2015 at 09:14:10AM +0200, Jiri Olsa wrote:
>>>
>>> SNIP
>>>
>>>>>> $ gcc --version
>>>>>> gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-16)
>>>>>> Copyright (C) 2010 Free Software Foundation, Inc.
>>>>>> This is free software; see the source for copying conditions.  There is NO
>>>>>> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
>>>>>>
>>>>>> Cheers,
>>>>>> Vinson
>>>>>
>>>>> Hi.
>>>>>
>>>>> This build error still occurs with next-20150929.
>>>>
>>>> attached patch should fix it
>>>>
>>>> FYI there's another instance of this bug in parse-events.c in
>>>> Arnaldo's perf/core due to recent fixes, I'll send out fix shortly
>>>
>>> and here it is..
>>>
>>> He Kuang,
>>> this might collide with your recent fixes..
>>>
>>
>> Do I need to send new ones based on your patch below now?
>
> that'd be great.. also please make sure you don't reintroduce it
>

I saw Ingo just accepted ACME's pull request which contains my patches,
then resend may reintroduce or conflict things, I will wait for ACME's
suggestion for my lack of experience in this.

Thank you.

> thanks,
> jirka
>

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