Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763175AbYBMPzv (ORCPT ); Wed, 13 Feb 2008 10:55:51 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756533AbYBMPzn (ORCPT ); Wed, 13 Feb 2008 10:55:43 -0500 Received: from spirit.analogic.com ([204.178.40.4]:2356 "EHLO spirit.analogic.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754896AbYBMPzm convert rfc822-to-8bit (ORCPT ); Wed, 13 Feb 2008 10:55:42 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8BIT X-MimeOLE: Produced By Microsoft Exchange V6.5 X-OriginalArrivalTime: 13 Feb 2008 15:55:36.0615 (UTC) FILETIME=[DF832370:01C86E58] Content-class: urn:content-classes:message Subject: Re: [PATCH] fs/coda: remove static inline forward declarations Date: Wed, 13 Feb 2008 10:55:35 -0500 Message-ID: In-Reply-To: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [PATCH] fs/coda: remove static inline forward declarations Thread-Index: AchuWN+PI18z/TP3SxWl+ulL3BagXQ== References: From: "linux-os (Dick Johnson)" To: =?iso-8859-1?Q?Ilpo_J=E4rvinen?= Cc: , "Andrew Morton" , "LKML" Reply-To: "linux-os (Dick Johnson)" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4011 Lines: 92 On Wed, 13 Feb 2008, [iso-8859-1] Ilpo J?rvinen wrote: > On Wed, 13 Feb 2008, linux-os (Dick Johnson) wrote: >> >> On Wed, 13 Feb 2008, [iso-8859-1] Ilpo J?rvinen wrote: >> >>> They're defined later on in the same file with bodies and >>> nothingin between needs them. >>> >>> Signed-off-by: Ilpo J?rvinen >>> --- >>> include/linux/coda_linux.h | 3 --- >>> 1 files changed, 0 insertions(+), 3 deletions(-) >>> >>> diff --git a/include/linux/coda_linux.h b/include/linux/coda_linux.h >>> index 1c47a34..31b7531 100644 >>> --- a/include/linux/coda_linux.h >>> +++ b/include/linux/coda_linux.h >>> @@ -43,9 +43,6 @@ int coda_getattr(struct vfsmount *, struct dentry *, struct kstat *); >>> int coda_setattr(struct dentry *, struct iattr *); >>> >>> /* this file: heloers */ >>> -static __inline__ struct CodaFid *coda_i2f(struct inode *); >>> -static __inline__ char *coda_i2s(struct inode *); >>> -static __inline__ void coda_flag_inode(struct inode *, int flag); >>> char *coda_f2s(struct CodaFid *f); >>> int coda_isroot(struct inode *i); >>> int coda_iscontrol(const char *name, size_t length); >>> -- >>> 1.5.2.2 >>> >> >> I was taught formally that all procedures must be declared >> before they are encountered in a file. This constitutes what >> is generally known as "good standards of engineering practice." >> It also guarantees a compiler diagnostic if the declaration and >> the function doesn't match. > > They still are declared before they are used (the other two functions are > similar to this randomly picked example): > > $ grep "coda_i2f" include/linux/coda_linux.h > static __inline__ struct CodaFid *coda_i2f(struct inode *); > static __inline__ struct CodaFid *coda_i2f(struct inode *inode) > > I removed the first one of these. The latter is followed by the body of > the function. > > By using some fuzzy word like "encountered" you just make your point > obscure enough so that I cannot follow what you're trying to say. If you > refer to use of the function by "encountering", then that property is > still maintained and we still get all the type-checking and so on (even > after this removal). > >> You should not remove things just because you don't think they >> are necessary. They do no harm and removing them can cause >> code checking tools to issue diagnostic messages. > > Do you really think so? I mean in this specific case, did you even > bothered to check the file before hitting the send button? ...I just fail > to see what is your point in keeping these three because they're declared > later on in the same file, though with the body at that time. Do you also > claim that all the other ~5000+ static inlines with body in kernel headers > (but not forward declared) are not following those "good standards" you're > asking for (they certainly won't issue extra diagnostic messages)? > > > -- > i. > Have you EVER seen the diagnostic message, "function is not a prototype?" It's rhetorical. You don't have to answer. Furthermore "encountered" is not fuzzy. Cheers, Dick Johnson Penguin : Linux version 2.6.22.1 on an i686 machine (5588.28 BogoMips). 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