From f28510d30c7f03daa290019fbc57ad8277347614 Mon Sep 17 00:00:00 2001 From: Christoph Lameter Date: Tue, 11 Sep 2012 19:49:38 +0000 Subject: slab: Only define slab_error for DEBUG On Tue, 11 Sep 2012, Stephen Rothwell wrote: > After merging the final tree, today's linux-next build (sparc64 defconfig) > produced this warning: > > mm/slab.c:808:13: warning: '__slab_error' defined but not used [-Wunused-function] > > Introduced by commit 945cf2b6199b ("mm/sl[aou]b: Extract a common > function for kmem_cache_destroy"). All uses of slab_error() are now > guarded by DEBUG. There is no use case left for slab builds without DEBUG. Signed-off-by: Christoph Lameter Signed-off-by: Pekka Enberg --- mm/slab.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'mm/slab.c') diff --git a/mm/slab.c b/mm/slab.c index 11d9af5f9d2e..8524923966b5 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -803,6 +803,7 @@ static void cache_estimate(unsigned long gfporder, size_t buffer_size, *left_over = slab_size - nr_objs*buffer_size - mgmt_size; } +#if DEBUG #define slab_error(cachep, msg) __slab_error(__func__, cachep, msg) static void __slab_error(const char *function, struct kmem_cache *cachep, @@ -812,6 +813,7 @@ static void __slab_error(const char *function, struct kmem_cache *cachep, function, cachep->name, msg); dump_stack(); } +#endif /* * By default on NUMA we use alien caches to stage the freeing of -- cgit v1.2.3-55-g7522