From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Denis Vlasenko <vda@ilport.com.ua>
Cc: Al Viro <viro@ftp.linux.org.uk>,
Russell King <rmk+lkml@arm.linux.org.uk>,
Linux Kernel List <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@osdl.org>
Subject: Re: p = kmalloc(sizeof(*p), )
Date: Sun, 18 Sep 2005 18:47:10 +0100 [thread overview]
Message-ID: <1127065630.8932.11.camel@localhost.localdomain> (raw)
In-Reply-To: <200509181925.25112.vda@ilport.com.ua>
On Sul, 2005-09-18 at 19:25 +0300, Denis Vlasenko wrote:
> > #define new_object(foo, gfp) (foo *)kmalloc(sizeof(foo), (gfp))
> >
> > then you can
> >
> > x = new_object(struct frob, GFP_KERNEL)
>
> This will emit a warning if x is not a struct frob*,
> which plain kmalloc doesn't do.
In the programs where I use it a lot (eg AberMUD5) I also in debugging
mode pass in __FILE__ and __LINE__ which can be most handy.
next prev parent reply other threads:[~2005-09-18 17:21 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-18 10:06 p = kmalloc(sizeof(*p), ) Russell King
2005-09-18 11:04 ` Alan Cox
2005-09-18 14:39 ` Al Viro
2005-09-18 16:25 ` Denis Vlasenko
2005-09-18 17:30 ` Al Viro
2005-09-18 18:00 ` Willy Tarreau
2005-09-18 17:47 ` Alan Cox [this message]
2005-09-18 16:32 ` Robert Love
2005-09-18 16:52 ` Willy Tarreau
2005-09-18 17:18 ` Al Viro
2005-09-18 17:31 ` Linus Torvalds
2005-09-18 17:45 ` Al Viro
2005-09-18 20:34 ` Roman Zippel
2005-09-18 21:12 ` Al Viro
2005-09-18 21:52 ` Al Viro
2005-09-18 22:25 ` Linus Torvalds
2005-09-18 23:07 ` Al Viro
2005-09-20 6:31 ` Richard Henderson
2005-09-19 21:20 ` Matthias Urlichs
2005-09-19 21:28 ` Matthias Urlichs
2005-09-18 19:07 ` Al Viro
2005-09-18 21:30 ` Alan Cox
2005-09-18 21:14 ` Al Viro
2005-09-19 6:09 ` Coywolf Qi Hunt
2005-09-21 2:18 ` Miles Bader
2005-09-18 17:32 ` Randy.Dunlap
2005-09-19 6:47 ` Coywolf Qi Hunt
2005-09-20 8:53 ` Pekka Enberg
2005-09-20 9:39 ` Al Viro
2005-09-20 9:47 ` Pekka J Enberg
2005-09-20 9:53 ` Al Viro
2005-09-20 10:07 ` Pekka J Enberg
2005-09-20 15:14 ` Randy.Dunlap
2005-09-20 11:18 ` Pekka Enberg
2005-09-20 11:40 ` Russell King
2005-09-20 11:56 ` Denis Vlasenko
2005-09-20 12:20 ` Pekka J Enberg
2005-09-20 12:31 ` Russell King
2005-09-20 12:35 ` Pekka J Enberg
2005-09-20 15:21 ` Randy.Dunlap
2005-09-20 12:53 ` Pekka J Enberg
2005-09-20 17:11 ` Andrew Morton
2005-09-20 17:17 ` Russell King
2005-09-20 18:02 ` Alan Cox
2005-09-20 17:59 ` Andrew Morton
2005-09-20 18:11 ` Russell King
2005-09-20 18:41 ` Jeff Garzik
2005-09-20 20:41 ` Alan Cox
2005-09-20 19:41 ` Horst von Brand
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