linux-kernel - Re: [PATCH] perf tools: Fix perf version generation

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Message-ID: <518A2B4B.4040509@linux.vnet.ibm.com>
Date:	Wed, 08 May 2013 18:39:07 +0800
From:	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>
To:	Robert Richter <rric@...nel.org>
CC:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	linux-kernel@...r.kernel.org,
	Robert Richter <robert.richter@...xeda.com>,
	SH-Run Zhen RZ Wang <rzwang@...ibm.com>
Subject: Re: [PATCH] perf tools: Fix perf version generation

On 05/08/2013 05:43 PM, Robert Richter wrote:
> From: Robert Richter <robert.richter@...xeda.com>
> 
> The tag of the perf version is wrongly determined, always the latest
> tag is taken regardless of the HEAD commit:
> 
>  $ perf --version
>  perf version 3.9.rc8.gd7f5d3
>  $ git describe d7f5d3
>  v3.9-rc7-154-gd7f5d33
>  $ head -n 4 Makefile
>  VERSION = 3
>  PATCHLEVEL = 9
>  SUBLEVEL = 0
>  EXTRAVERSION = -rc7
> 
> In other cases no tag might be found.
> 
> This patch fixes this.
> 
> This new implementation handles also the case if there are no tags at
> all found in the git repo but there is a commit id.

I remember that Wang has posted a similar patch to fix this bug several
weeks ago:
	http://lkml.org/lkml/2013/4/24/70

But have no response yet.

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