linux-kernel - Re: Smatch v1.56 released

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Message-ID: <20120305072220.GL22598@mwanda>
Date:	Mon, 5 Mar 2012 10:22:21 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Joe Perches <joe@...ches.com>
Cc:	linux-kernel@...r.kernel.org, smatch@...r.kernel.org,
	Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>
Subject: Re: Smatch v1.56 released

On Sun, Mar 04, 2012 at 10:38:50AM -0800, Joe Perches wrote:
> On Sun, 2012-03-04 at 21:04 +0300, Dan Carpenter wrote:
> > Smatch still produces a lot of false positives.  Also as bugs get
> > fixed in the kernel, the false positive to real bug ratio gets
> > worse and worse.  But it does find real bugs as well.
> 
> Perhaps a database of known false positives and a mechanism
> to use it to see only new instances could be created.

What I do is only look at new bugs.  I've got a script
	smatch_scripts/new_bugs.sh
That takes the output from two smatch runs and prints the bugs which
are new.

Artem has a set of scripts he's working on as well.

regards,
dan carpenter


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