linux-kernel - RE: [PATCH] checkpatch: Add support to check already applied git commits

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Date:	Mon, 25 Apr 2016 02:23:17 +0000
From:	"Du, Changbin" <changbin.du@...el.com>
To:	Joe Perches <joe@...ches.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andy Whitcroft <apw@...onical.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] checkpatch: Add support to check already applied git
 commits

Hi,

> From: Joe Perches [mailto:joe@...ches.com]
> Sent: Monday, April 25, 2016 7:12 AM
> To: Andrew Morton <akpm@...ux-foundation.org>; Andy Whitcroft
> <apw@...onical.com>
> Cc: Du, Changbin <changbin.du@...el.com>; linux-kernel@...r.kernel.org
> Subject: [PATCH] checkpatch: Add support to check already applied git
> commits
> 
> It's sometimes useful to scan already committed patches.
> 
> Add --git <revision range> to scan specific or multiple commits.
> 
> Single commits are scanned with
> 	--git <rev>
> Multiple commits are scanned with
> 	--git <range>
> 	--git <commit>-<count>
> 
> Signed-off-by: "Du, Changbin" <changbin.du@...el.com>
> Signed-off-by: Joe Perches <joe@...ches.com>
> ---
> 
> A few miscellaneous improvements to Changbin's original patch:
> 
> o Don't exec git for each <commit>-<count>,
>   use a single "git log -<count> <commit>"
> o Consolidate the git exec for the <range> and <commit>-<count> variants
> o Output 12 character commit hash ids
> o Don't scan git commit merges
> o Use -M to reduce the size of rename commits
> 

Thanks, it has been much more better now. I like this new one. 
This is my first time write a Perl script. :)

Also thanks for Sebastian's explanation, I got this idea just
because I had the same use case with you.

Best Regards,
Du, Changbin