linux-kernel - Re: [PATCH 1/3] slab: introduce krealloc

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Message-ID: <Pine.LNX.4.64.0702211121540.25522@schroedinger.engr.sgi.com>
Date:	Wed, 21 Feb 2007 11:22:58 -0800 (PST)
From:	Christoph Lameter <clameter@....com>
To:	Pekka Enberg <penberg@...helsinki.fi>
cc:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	jsipek@....cs.sunysb.edu, unionfs@...esystems.org, bunk@...sta.de,
	hooanon05@...oo.co.jp
Subject: Re: [PATCH 1/3] slab: introduce krealloc

On Wed, 21 Feb 2007, Pekka Enberg wrote:

> Well, as a reference, the user-space equivalent is defined in SUSv3 as:
> 
> "The realloc() function shall change the size of the memory object
> pointed to by ptr to the size specified by size."

The realloc functions intent is to leave the object in place if possible.
Otherwise one can simply alloc a new object and free the old one.
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