From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx135.postini.com [74.125.245.135]) by kanga.kvack.org (Postfix) with SMTP id 9B9106B0062 for ; Mon, 22 Oct 2012 10:45:59 -0400 (EDT) Date: Mon, 22 Oct 2012 14:45:58 +0000 From: Christoph Lameter Subject: Re: [PATCH 2/2] slab: move kmem_cache_free to common code In-Reply-To: <1350914737-4097-3-git-send-email-glommer@parallels.com> Message-ID: <0000013a88eff593-50da3bb8-3294-41db-9c32-4e890ef6940a-000000@email.amazonses.com> References: <1350914737-4097-1-git-send-email-glommer@parallels.com> <1350914737-4097-3-git-send-email-glommer@parallels.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Glauber Costa Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Pekka Enberg , David Rientjes On Mon, 22 Oct 2012, Glauber Costa wrote: > + * kmem_cache_free - Deallocate an object > + * @cachep: The cache the allocation was from. > + * @objp: The previously allocated object. > + * > + * Free an object which was previously allocated from this > + * cache. > + */ > +void kmem_cache_free(struct kmem_cache *s, void *x) > +{ > + __kmem_cache_free(s, x); > + trace_kmem_cache_free(_RET_IP_, x); > +} > +EXPORT_SYMBOL(kmem_cache_free); > + This results in an additional indirection if tracing is off. Wonder if there is a performance impact? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org