From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail191.messagelabs.com (mail191.messagelabs.com [216.82.242.19]) by kanga.kvack.org (Postfix) with SMTP id E29BD6B01F1 for ; Wed, 25 Aug 2010 15:07:18 -0400 (EDT) Date: Wed, 25 Aug 2010 14:07:16 -0500 (CDT) From: Christoph Lameter Subject: Re: linux-next: Tree for August 25 (mm/slub) In-Reply-To: <20100825094559.bc652afe.randy.dunlap@oracle.com> Message-ID: References: <20100825132057.c8416bef.sfr@canb.auug.org.au> <20100825094559.bc652afe.randy.dunlap@oracle.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: Randy Dunlap Cc: Stephen Rothwell , linux-mm@kvack.org, linux-next@vger.kernel.org, LKML , Pekka Enberg List-ID: On Wed, 25 Aug 2010, Randy Dunlap wrote: > mm/slub.c:1732: error: implicit declaration of function 'slab_pre_alloc_hook' > mm/slub.c:1751: error: implicit declaration of function 'slab_post_alloc_hook' > mm/slub.c:1881: error: implicit declaration of function 'slab_free_hook' > mm/slub.c:1886: error: implicit declaration of function 'slab_free_hook_irq' Empty functions are missing if the runtime debuggability option is compiled out. Subject: slub: Add dummy functions for the !SLUB_DEBUG case Provide the fall back functions to empty hooks if SLUB_DEBUG is not set. Signed-off-by: Christoph Lameter --- mm/slub.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) Index: linux-2.6/mm/slub.c =================================================================== --- linux-2.6.orig/mm/slub.c 2010-08-25 14:02:43.000000000 -0500 +++ linux-2.6/mm/slub.c 2010-08-25 14:04:23.000000000 -0500 @@ -1098,6 +1098,18 @@ static inline void inc_slabs_node(struct int objects) {} static inline void dec_slabs_node(struct kmem_cache *s, int node, int objects) {} + +static inline int slab_pre_alloc_hook(struct kmem_cache *s, gfp_t flags) + { return 0; } + +static inline void slab_post_alloc_hook(struct kmem_cache *s, gfp_t flags, + void *object) {} + +static inline void slab_free_hook(struct kmem_cache *s, void *x) {} + +static inline void slab_free_hook_irq(struct kmem_cache *s, + void *object) {} + #endif /* -- 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