提交 aa137f9d 编写于 作者: C Christoph Lameter 提交者: Linus Torvalds

SLUB: Force inlining for functions in slub_def.h

Some compilers (especially older gcc releases) may skip inlining
sometimes which will lead to link failures.  Force the inlining of
keyfunctions in slub_def.h to avoid these issues.
Signed-off-by: NChristoph Lameter <clameter@sgi.com>
Acked-by: NJan Dittmer <jdi@l4x.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 d66ac475
......@@ -78,7 +78,7 @@ extern struct kmem_cache kmalloc_caches[KMALLOC_SHIFT_HIGH + 1];
* Sorry that the following has to be that ugly but some versions of GCC
* have trouble with constant propagation and loops.
*/
static inline int kmalloc_index(size_t size)
static __always_inline int kmalloc_index(size_t size)
{
if (!size)
return 0;
......@@ -133,7 +133,7 @@ static inline int kmalloc_index(size_t size)
* This ought to end up with a global pointer to the right cache
* in kmalloc_caches.
*/
static inline struct kmem_cache *kmalloc_slab(size_t size)
static __always_inline struct kmem_cache *kmalloc_slab(size_t size)
{
int index = kmalloc_index(size);
......@@ -166,7 +166,7 @@ static inline struct kmem_cache *kmalloc_slab(size_t size)
void *kmem_cache_alloc(struct kmem_cache *, gfp_t);
void *__kmalloc(size_t size, gfp_t flags);
static inline void *kmalloc(size_t size, gfp_t flags)
static __always_inline void *kmalloc(size_t size, gfp_t flags)
{
if (__builtin_constant_p(size) && !(flags & SLUB_DMA)) {
struct kmem_cache *s = kmalloc_slab(size);
......@@ -183,7 +183,7 @@ static inline void *kmalloc(size_t size, gfp_t flags)
void *__kmalloc_node(size_t size, gfp_t flags, int node);
void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node);
static inline void *kmalloc_node(size_t size, gfp_t flags, int node)
static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node)
{
if (__builtin_constant_p(size) && !(flags & SLUB_DMA)) {
struct kmem_cache *s = kmalloc_slab(size);
......
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