From: Joe Perches <joe@perches.com>
To: Daniel Walker <danielwa@cisco.com>,
Andy Whitcroft <apw@canonical.com>,
open list <linux-kernel@vger.kernel.org>,
Daniel Walker <dwalker@fifo99.com>,
"xe-kernel@external.cisco.com" <xe-kernel@external.cisco.com>
Subject: Re: checkpatch false positon on EXPORT_SYMBOL
Date: Mon, 11 Apr 2016 15:09:42 -0700 [thread overview]
Message-ID: <1460412582.1800.96.camel@perches.com> (raw)
In-Reply-To: <570C1C62.1060008@cisco.com>
On Mon, 2016-04-11 at 14:51 -0700, Daniel Walker wrote:
> On 03/31/2016 12:21 PM, Joe Perches wrote:
> >
> > On Thu, 2016-03-31 at 08:01 -0700, Daniel Walker wrote:
> > >
> > > The below looks like normal code but the last export symbol gets the
> > > warning,
> > >
> > >
> > > WARNING:EXPORT_SYMBOL: EXPORT_SYMBOL(foo); should immediately follw its
> > > function/variable
> > > #16: FILE: kernel/acct.c:70:
> > > +EXPORT_SYMBOL(test_export); /* Error ! */
> > >
> > > It seems to have to do with the comments at the end of the line. The
> > > first two examples don't have warnings because I removed the comments on
> > > different lines. comments on the variable and export symbol lines gets
> > > the error tho.
> > That looks like a false positive I'll leave for Andy.
> >
> > $ cat ~/export_symbol.c
> > int test_export_no_comment;
> > EXPORT_SYMBOL(test_export_no_comment);
> > int test_export_comment_int; /* comment int */
> > EXPORT_SYMBOL(test_export_int);
> > int test_export_comment_symbol;
> > EXPORT_SYMBOL(test_export_symbol); /* comment symbol */
> > int test_export_both; /* comment both 1 */
> > EXPORT_SYMBOL(test_export_both); /* comment both 2 */
> > $
> >
> > Something's a bit off with the $stat variable:
> >
> > test_export_int doesn't match the EXPORT_SYMBOL test.
> > test_export_symbol and test_export_both get warnings.
> >
>
> Did this get solved? I haven't see anything else on it.
Not by me.
I punted to Andy and I haven't heard from him.
There aren't many cases of this defect in the current
kernel tree, so I don't know how much he might care.
next prev parent reply other threads:[~2016-04-11 22:10 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-31 15:01 checkpatch false positon on EXPORT_SYMBOL Daniel Walker
2016-03-31 19:21 ` Joe Perches
2016-04-11 21:51 ` Daniel Walker
2016-04-11 22:09 ` Joe Perches [this message]
2016-04-12 12:59 ` Andy Whitcroft
2016-04-12 13:37 ` Daniel Walker
2016-04-12 17:49 ` Joe Perches
2016-04-12 18:02 ` Daniel Walker
2016-04-13 6:53 ` Andy Whitcroft
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