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[PATCH] mm/: make functions static

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This patch makes the following needlessly global functions static:
 - slab.c: kmem_find_general_cachep()
 - swap.c: __page_cache_release()
 - vmalloc.c: __vmalloc_node()

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Adrian Bunk 2006-09-25 23:31:02 -07:00 committed by Linus Torvalds
parent 204ec841fb
commit b221385bc4
6 changed files with 25 additions and 31 deletions
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2
include/linux/mm.h
View file

@ -318,8 +318,6 @@ static inline int get_page_unless_zero(struct page *page)
return atomic_inc_not_zero(&page->_count);
}
extern void FASTCALL(__page_cache_release(struct page *));
static inline int page_count(struct page *page)
{
if (unlikely(PageCompound(page)))

2
include/linux/slab.h
View file

@ -67,7 +67,6 @@ extern void *kmem_cache_zalloc(struct kmem_cache *, gfp_t);
extern void kmem_cache_free(kmem_cache_t *, void *);
extern unsigned int kmem_cache_size(kmem_cache_t *);
extern const char *kmem_cache_name(kmem_cache_t *);
extern kmem_cache_t *kmem_find_general_cachep(size_t size, gfp_t gfpflags);
/* Size description struct for general caches. */
struct cache_sizes {
@ -223,7 +222,6 @@ extern int FASTCALL(kmem_ptr_validate(kmem_cache_t *cachep, void *ptr));
/* SLOB allocator routines */
void kmem_cache_init(void);
struct kmem_cache *kmem_find_general_cachep(size_t, gfp_t gfpflags);
struct kmem_cache *kmem_cache_create(const char *c, size_t, size_t,
unsigned long,
void (*)(void *, struct kmem_cache *, unsigned long),

2
include/linux/vmalloc.h
View file

@ -44,8 +44,6 @@ extern void *vmalloc_32_user(unsigned long size);
extern void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot);
extern void *__vmalloc_area(struct vm_struct *area, gfp_t gfp_mask,
pgprot_t prot);
extern void *__vmalloc_node(unsigned long size, gfp_t gfp_mask,
pgprot_t prot, int node);
extern void vfree(void *addr);
extern void *vmap(struct page **pages, unsigned int count,

3
mm/slab.c
View file

@ -768,11 +768,10 @@ static inline struct kmem_cache *__find_general_cachep(size_t size,
return csizep->cs_cachep;
}
struct kmem_cache *kmem_find_general_cachep(size_t size, gfp_t gfpflags)
static struct kmem_cache *kmem_find_general_cachep(size_t size, gfp_t gfpflags)
{
return __find_general_cachep(size, gfpflags);
}
EXPORT_SYMBOL(kmem_find_general_cachep);
static size_t slab_mgmt_size(size_t nr_objs, size_t align)
{

39
mm/swap.c
View file

@ -34,6 +34,25 @@
/* How many pages do we try to swap or page in/out together? */
int page_cluster;
/*
* This path almost never happens for VM activity - pages are normally
* freed via pagevecs. But it gets used by networking.
*/
static void fastcall __page_cache_release(struct page *page)
{
if (PageLRU(page)) {
unsigned long flags;
struct zone *zone = page_zone(page);
spin_lock_irqsave(&zone->lru_lock, flags);
VM_BUG_ON(!PageLRU(page));
__ClearPageLRU(page);
del_page_from_lru(zone, page);
spin_unlock_irqrestore(&zone->lru_lock, flags);
}
free_hot_page(page);
}
static void put_compound_page(struct page *page)
{
page = (struct page *)page_private(page);
@ -222,26 +241,6 @@ int lru_add_drain_all(void)
}
#endif
/*
* This path almost never happens for VM activity - pages are normally
* freed via pagevecs. But it gets used by networking.
*/
void fastcall __page_cache_release(struct page *page)
{
if (PageLRU(page)) {
unsigned long flags;
struct zone *zone = page_zone(page);
spin_lock_irqsave(&zone->lru_lock, flags);
VM_BUG_ON(!PageLRU(page));
__ClearPageLRU(page);
del_page_from_lru(zone, page);
spin_unlock_irqrestore(&zone->lru_lock, flags);
}
free_hot_page(page);
}
EXPORT_SYMBOL(__page_cache_release);
/*
* Batched page_cache_release(). Decrement the reference count on all the
* passed pages. If it fell to zero then remove the page from the LRU and

8
mm/vmalloc.c
View file

@ -24,6 +24,9 @@
DEFINE_RWLOCK(vmlist_lock);
struct vm_struct *vmlist;
static void *__vmalloc_node(unsigned long size, gfp_t gfp_mask, pgprot_t prot,
int node);
static void vunmap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end)
{
pte_t *pte;
@ -478,8 +481,8 @@ void *__vmalloc_area(struct vm_struct *area, gfp_t gfp_mask, pgprot_t prot)
* allocator with @gfp_mask flags. Map them into contiguous
* kernel virtual space, using a pagetable protection of @prot.
*/
void *__vmalloc_node(unsigned long size, gfp_t gfp_mask, pgprot_t prot,
int node)
static void *__vmalloc_node(unsigned long size, gfp_t gfp_mask, pgprot_t prot,
int node)
{
struct vm_struct *area;
@ -493,7 +496,6 @@ void *__vmalloc_node(unsigned long size, gfp_t gfp_mask, pgprot_t prot,
return __vmalloc_area_node(area, gfp_mask, prot, node);
}
EXPORT_SYMBOL(__vmalloc_node);
void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot)
{