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authorChristoph Lameter <clameter@sgi.com>2007-07-17 04:03:24 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-17 10:23:01 -0700
commit0c710013200e72b5e0bc680ff4ec6bdac53c5ce8 (patch)
tree160c44e8036e9ea65e7863271f925954d05ed091
parentd07dbea46405b37d59495eb4de9d1056dcfb7c6d (diff)
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SLUB: add some more inlines and #ifdef CONFIG_SLUB_DEBUG
Add #ifdefs around data structures only needed if debugging is compiled into SLUB. Add inlines to small functions to reduce code size. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/slub_def.h4
-rw-r--r--mm/slub.c13
2 files changed, 11 insertions, 6 deletions
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index 579b0a22858e..bae11111458f 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -16,7 +16,9 @@ struct kmem_cache_node {
unsigned long nr_partial;
atomic_long_t nr_slabs;
struct list_head partial;
+#ifdef CONFIG_SLUB_DEBUG
struct list_head full;
+#endif
};
/*
@@ -44,7 +46,9 @@ struct kmem_cache {
int align; /* Alignment */
const char *name; /* Name (only for display!) */
struct list_head list; /* List of slab caches */
+#ifdef CONFIG_SLUB_DEBUG
struct kobject kobj; /* For sysfs */
+#endif
#ifdef CONFIG_NUMA
int defrag_ratio;
diff --git a/mm/slub.c b/mm/slub.c
index 479eb5c01917..55b508df62a3 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -252,9 +252,10 @@ static int sysfs_slab_add(struct kmem_cache *);
static int sysfs_slab_alias(struct kmem_cache *, const char *);
static void sysfs_slab_remove(struct kmem_cache *);
#else
-static int sysfs_slab_add(struct kmem_cache *s) { return 0; }
-static int sysfs_slab_alias(struct kmem_cache *s, const char *p) { return 0; }
-static void sysfs_slab_remove(struct kmem_cache *s) {}
+static inline int sysfs_slab_add(struct kmem_cache *s) { return 0; }
+static inline int sysfs_slab_alias(struct kmem_cache *s, const char *p)
+ { return 0; }
+static inline void sysfs_slab_remove(struct kmem_cache *s) {}
#endif
/********************************************************************
@@ -1395,7 +1396,7 @@ static void deactivate_slab(struct kmem_cache *s, struct page *page, int cpu)
unfreeze_slab(s, page);
}
-static void flush_slab(struct kmem_cache *s, struct page *page, int cpu)
+static inline void flush_slab(struct kmem_cache *s, struct page *page, int cpu)
{
slab_lock(page);
deactivate_slab(s, page, cpu);
@@ -1405,7 +1406,7 @@ static void flush_slab(struct kmem_cache *s, struct page *page, int cpu)
* Flush cpu slab.
* Called from IPI handler with interrupts disabled.
*/
-static void __flush_cpu_slab(struct kmem_cache *s, int cpu)
+static inline void __flush_cpu_slab(struct kmem_cache *s, int cpu)
{
struct page *page = s->cpu_slab[cpu];
@@ -2165,7 +2166,7 @@ static int free_list(struct kmem_cache *s, struct kmem_cache_node *n,
/*
* Release all resources used by a slab cache.
*/
-static int kmem_cache_close(struct kmem_cache *s)
+static inline int kmem_cache_close(struct kmem_cache *s)
{
int node;