From: Dan Carpenter <dan.carpenter@oracle.com>
To: Theodore Ts'o <tytso@mit.edu>,
linux-ext4@vger.kernel.org, Zheng Liu <wenqing.lz@taobao.com>,
Christopher Li <sparse@chrisli.org>,
linux-sparse@vger.kernel.org
Subject: Re: [PATCH 03/10 v3] ext4: add physical block and status member into extent status tree
Date: Sun, 3 Feb 2013 11:19:43 +0300 [thread overview]
Message-ID: <20130203081943.GF4937@mwanda> (raw)
In-Reply-To: <20130203052113.GA9823@gmail.com>
On Sun, Feb 03, 2013 at 01:21:13PM +0800, Zheng Liu wrote:
> On Sat, Feb 02, 2013 at 10:03:43PM -0500, Theodore Ts'o wrote:
> > On Wed, Jan 30, 2013 at 10:43:33AM +0800, Zheng Liu wrote:
> > >
> > > Clang is first coming in my mind. I know that some one try to use it
> > > to build a linux kernel and get a lot of problems that are about gcc
> > > extension. But for us it seems that things are not too bad. ;)
> >
> > Clang accepts bitfields with "unsigned long long", but I've discovered
> > something which does _not_ support unsigned long long --- the "sparse"
> > tool. :-(
>
> Yes, this problem has been reported by Fengguang. So I am plan to use
> another method to define extent_status structure as last time we
> discuessed. What do you think?
>
I don't get this warning on my version of Sparse.
Sparse used to assume -m32 all the time but now that's been changed.
Are you using the most recent version of Sparse? Try passing -m64.
regards,
dan carpenter
next prev parent reply other threads:[~2013-02-03 8:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1358942640-2262-1-git-send-email-wenqing.lz@taobao.com>
[not found] ` <1358942640-2262-4-git-send-email-wenqing.lz@taobao.com>
[not found] ` <20130129030353.GK7003@thunk.org>
[not found] ` <20130129053415.GA27002@gmail.com>
[not found] ` <20130129172814.GC4261@thunk.org>
[not found] ` <20130130024332.GA12111@gmail.com>
2013-02-03 3:03 ` [PATCH 03/10 v3] ext4: add physical block and status member into extent status tree Theodore Ts'o
2013-02-03 5:21 ` Zheng Liu
2013-02-03 8:19 ` Dan Carpenter [this message]
2013-02-03 14:57 ` Theodore Ts'o
2013-02-03 7:30 ` Sam Ravnborg
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