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From: Andi Kleen <ak@suse.de>
To: Christopher Li <sparse@chrisli.org>
Cc: Al Viro <viro@ftp.linux.org.uk>,
	linux-sparse@vger.kernel.org,
	linux kernel mail list <linux-kernel@vger.kernel.org>,
	Josh Triplett <josh@freedesktop.org>
Subject: Re: [ANNOUNCE] sparse-0.2-cl2 is now available
Date: Sun, 11 Feb 2007 11:41:54 +0100	[thread overview]
Message-ID: <200702111141.54900.ak@suse.de> (raw)
In-Reply-To: <20070211060255.GA2312@chrisli.org>


> 
> If we keep it 10 times over head, my home computer can load the full linux
> kernel and have some spare for checking.
> 
> I am still working on the bytecode loader and linker for merging symbols.
> It need to answer the question:
> 
> Which file define which function.
> Which external symbol does this function use.
> 
> Once we get the function user/define chain, it can enable a lot of new checking.

At least for interrupts on/off you'll likely need new annotations because
this state can be changed in assembly files before/after calling out to 
C.

For locks this fortunately cannot happen (at least not on x86*) 

-Andi


      reply	other threads:[~2007-02-11 10:42 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20070204085329.GA6520@chrisli.org>
2007-02-10  0:00 ` Christopher Li
2007-02-10 17:33   ` Andi Kleen
2007-02-11  5:17     ` Christopher Li
2007-02-11  5:50       ` Al Viro
2007-02-11  6:02         ` Christopher Li
2007-02-11 10:41           ` Andi Kleen [this message]

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