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authorChristoph Lameter <clameter@sgi.com>2007-05-09 02:32:43 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-09 12:30:45 -0700
commit02cbc874463924de2c3403379b698bce3cd277a5 (patch)
treee7049877addb956ec53d98ead01d993e06558044
parent636f0d7de8dc0282cce9905e035c04dd60db19dd (diff)
downloadlinux-linaro-02cbc874463924de2c3403379b698bce3cd277a5.tar.gz
SLUB: move tracking definitions and check_valid_pointer() away from debug code
Move the tracking definitions and the check_valid_pointer() function away from the debugging related functions. 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--mm/slub.c58
1 files changed, 29 insertions, 29 deletions
diff --git a/mm/slub.c b/mm/slub.c
index dfbd0d874a0..b9e05366afd 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -195,6 +195,18 @@ static enum {
static DECLARE_RWSEM(slub_lock);
LIST_HEAD(slab_caches);
+/*
+ * Tracking user of a slab.
+ */
+struct track {
+ void *addr; /* Called from address */
+ int cpu; /* Was running on cpu */
+ int pid; /* Pid context */
+ unsigned long when; /* When did the operation occur */
+};
+
+enum track_item { TRACK_ALLOC, TRACK_FREE };
+
#ifdef CONFIG_SYSFS
static int sysfs_slab_add(struct kmem_cache *);
static int sysfs_slab_alias(struct kmem_cache *, const char *);
@@ -223,6 +235,23 @@ static inline struct kmem_cache_node *get_node(struct kmem_cache *s, int node)
#endif
}
+static inline int check_valid_pointer(struct kmem_cache *s,
+ struct page *page, const void *object)
+{
+ void *base;
+
+ if (!object)
+ return 1;
+
+ base = page_address(page);
+ if (object < base || object >= base + s->objects * s->size ||
+ (object - base) % s->size) {
+ return 0;
+ }
+
+ return 1;
+}
+
/*
* Slow version of get and set free pointer.
*
@@ -290,18 +319,6 @@ static void print_section(char *text, u8 *addr, unsigned int length)
}
}
-/*
- * Tracking user of a slab.
- */
-struct track {
- void *addr; /* Called from address */
- int cpu; /* Was running on cpu */
- int pid; /* Pid context */
- unsigned long when; /* When did the operation occur */
-};
-
-enum track_item { TRACK_ALLOC, TRACK_FREE };
-
static struct track *get_track(struct kmem_cache *s, void *object,
enum track_item alloc)
{
@@ -436,23 +453,6 @@ static int check_bytes(u8 *start, unsigned int value, unsigned int bytes)
return 1;
}
-static inline int check_valid_pointer(struct kmem_cache *s,
- struct page *page, const void *object)
-{
- void *base;
-
- if (!object)
- return 1;
-
- base = page_address(page);
- if (object < base || object >= base + s->objects * s->size ||
- (object - base) % s->size) {
- return 0;
- }
-
- return 1;
-}
-
/*
* Object layout:
*