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slub: #ifdef simplification
If we make SLUB_DEBUG depend on SYSFS then we can simplify some #ifdefs and avoid others. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
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@ -720,7 +720,7 @@ config VM_EVENT_COUNTERS
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config SLUB_DEBUG
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default y
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bool "Enable SLUB debugging support" if EMBEDDED
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depends on SLUB
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depends on SLUB && SYSFS
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help
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SLUB has extensive debug support features. Disabling these can
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result in significant savings in code size. This also disables
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@ -217,7 +217,7 @@ struct track {
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enum track_item { TRACK_ALLOC, TRACK_FREE };
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#if defined(CONFIG_SYSFS) && defined(CONFIG_SLUB_DEBUG)
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#ifdef CONFIG_SLUB_DEBUG
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static int sysfs_slab_add(struct kmem_cache *);
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static int sysfs_slab_alias(struct kmem_cache *, const char *);
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static void sysfs_slab_remove(struct kmem_cache *);
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@ -3247,7 +3247,7 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
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return slab_alloc(s, gfpflags, node, caller);
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}
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#if (defined(CONFIG_SYSFS) && defined(CONFIG_SLUB_DEBUG)) || defined(CONFIG_SLABINFO)
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#ifdef CONFIG_SLUB_DEBUG
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static unsigned long count_partial(struct kmem_cache_node *n,
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int (*get_count)(struct page *))
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{
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@ -3276,9 +3276,7 @@ static int count_free(struct page *page)
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{
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return page->objects - page->inuse;
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}
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#endif
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#if defined(CONFIG_SYSFS) && defined(CONFIG_SLUB_DEBUG)
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static int validate_slab(struct kmem_cache *s, struct page *page,
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unsigned long *map)
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{
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