From: Pavel Machek <pavel@ucw.cz>
To: Roman Zippel <zippel@linux-m68k.org>
Cc: Al Viro <viro@ftp.linux.org.uk>,
Thomas Gleixner <tglx@linutronix.de>,
Matthew Wilcox <matthew@wil.cx>,
Linus Torvalds <torvalds@osdl.org>,
linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC] timers, pointers to functions and type safety
Date: Sun, 3 Dec 2006 11:21:09 +0100 [thread overview]
Message-ID: <20061203102108.GA1724@elf.ucw.cz> (raw)
In-Reply-To: <Pine.LNX.4.64.0612022345520.1867@scrub.home>
Hi!
> > > The other alternative has real _practical_ value in almost every case,
> > > which I very much prefer. What's wrong with that?
> >
> > Lack of any type safety whatsoever, magic boilerplates in callback instances,
> > rules more complex than "your callback should take a pointer, don't cast
> > anything, it's just a way to arrange for a delayed call, nothing magical
> > needed"?
>
> I admit the compile check in SETUP_TIMER() is clever, but this way all the
> magic is in this place and is it really worth it? You're only adding _one_
> extra typecheck for mostly simple cases anyway.
Well, there are so many of these simple changes, that SETUP_TIMER()
with its clever trick looks very useful.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2006-12-03 10:56 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-01 17:21 [RFC] timers, pointers to functions and type safety Al Viro
2006-12-02 6:29 ` Daniel Berlin
2006-12-02 12:36 ` Al Viro
2006-12-02 9:23 ` Kyle Moffett
2006-12-02 12:42 ` Al Viro
2006-12-02 20:53 ` Kyle Moffett
2006-12-02 10:47 ` Arnd Bergmann
2006-12-02 12:59 ` Thomas Gleixner
2006-12-02 14:05 ` Al Viro
2006-12-02 14:45 ` Thomas Gleixner
2006-12-02 16:02 ` Matthew Wilcox
2006-12-02 18:06 ` Thomas Gleixner
2006-12-02 18:19 ` Al Viro
2006-12-02 18:27 ` Thomas Gleixner
2006-12-02 18:40 ` Al Viro
2006-12-02 18:48 ` Al Viro
2006-12-02 21:43 ` Roman Zippel
2006-12-02 21:59 ` Al Viro
2006-12-02 22:13 ` Roman Zippel
2006-12-02 22:40 ` Al Viro
2006-12-02 23:06 ` Roman Zippel
2006-12-03 10:21 ` Pavel Machek [this message]
2006-12-03 11:27 ` Russell King
2006-12-03 15:21 ` Roman Zippel
2006-12-03 21:01 ` Pavel Machek
2006-12-03 22:52 ` Roman Zippel
2006-12-03 23:15 ` Pavel Machek
2006-12-04 11:14 ` David Howells
2006-12-04 12:16 ` Russell King
2006-12-04 13:03 ` David Howells
2006-12-04 13:29 ` Russell King
2006-12-04 14:17 ` David Howells
2006-12-04 14:22 ` Russell King
2006-12-04 11:48 ` Ingo Molnar
2006-12-04 12:22 ` David Howells
2006-12-06 0:24 ` Al Viro
2006-12-06 10:20 ` David Howells
2006-12-12 9:59 ` Ingo Molnar
2006-12-02 21:32 ` Roman Zippel
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