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Date: Thu, 2 Aug 2007 14:24:44 +0200 (CEST) From: Jan Engelhardt <jengelh@...putergmbh.de> To: Alexey Dobriyan <adobriyan@...il.com> cc: Miklos Szeredi <miklos@...redi.hu>, akpm@...ux-foundation.org, linux-kernel@...r.kernel.org, linux-mm@...ck.org, torvalds@...ux-foundation.org Subject: Re: [PATCH] type safe allocator On Aug 2 2007 16:04, Alexey Dobriyan wrote: >On 8/2/07, Miklos Szeredi <miklos@...redi.hu> wrote: >> fooptr = kmalloc(sizeof(struct foo), ...); > >Key word is "traditional". Good traditional form which even half-competent >C programmers immediately parse in retina. And being aware of the potential type-unsafety makes programmers more careful IMHO. > >> +/** >> + * alloc_struct - allocate given type object >> + * @type: the type of the object to allocate >> + * @flags: the type of memory to allocate. >> + */ >> +#define alloc_struct(type, flags) ((type *) kmalloc(sizeof(type), flags)) >someone will write alloc_struct(int, GFP_KERNEL), I promise. and someone else will write struct complexthing foo; alloc_struct(foo, GFP_KERNEL); Jan -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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