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-rw-r--r--include/linux/slub_def.h8
-rw-r--r--mm/slub.c14
2 files changed, 12 insertions, 10 deletions
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index 5e6d3d634d5b..a849c472b845 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -188,12 +188,16 @@ static __always_inline struct kmem_cache *kmalloc_slab(size_t size)
188void *kmem_cache_alloc(struct kmem_cache *, gfp_t); 188void *kmem_cache_alloc(struct kmem_cache *, gfp_t);
189void *__kmalloc(size_t size, gfp_t flags); 189void *__kmalloc(size_t size, gfp_t flags);
190 190
191static __always_inline void *kmalloc_large(size_t size, gfp_t flags)
192{
193 return (void *)__get_free_pages(flags | __GFP_COMP, get_order(size));
194}
195
191static __always_inline void *kmalloc(size_t size, gfp_t flags) 196static __always_inline void *kmalloc(size_t size, gfp_t flags)
192{ 197{
193 if (__builtin_constant_p(size)) { 198 if (__builtin_constant_p(size)) {
194 if (size > PAGE_SIZE / 2) 199 if (size > PAGE_SIZE / 2)
195 return (void *)__get_free_pages(flags | __GFP_COMP, 200 return kmalloc_large(size, flags);
196 get_order(size));
197 201
198 if (!(flags & SLUB_DMA)) { 202 if (!(flags & SLUB_DMA)) {
199 struct kmem_cache *s = kmalloc_slab(size); 203 struct kmem_cache *s = kmalloc_slab(size);
diff --git a/mm/slub.c b/mm/slub.c
index e2989ae243b5..7870ef9d8636 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2671,8 +2671,7 @@ void *__kmalloc(size_t size, gfp_t flags)
2671 struct kmem_cache *s; 2671 struct kmem_cache *s;
2672 2672
2673 if (unlikely(size > PAGE_SIZE / 2)) 2673 if (unlikely(size > PAGE_SIZE / 2))
2674 return (void *)__get_free_pages(flags | __GFP_COMP, 2674 return kmalloc_large(size, flags);
2675 get_order(size));
2676 2675
2677 s = get_slab(size, flags); 2676 s = get_slab(size, flags);
2678 2677
@@ -2689,8 +2688,7 @@ void *__kmalloc_node(size_t size, gfp_t flags, int node)
2689 struct kmem_cache *s; 2688 struct kmem_cache *s;
2690 2689
2691 if (unlikely(size > PAGE_SIZE / 2)) 2690 if (unlikely(size > PAGE_SIZE / 2))
2692 return (void *)__get_free_pages(flags | __GFP_COMP, 2691 return kmalloc_large(size, flags);
2693 get_order(size));
2694 2692
2695 s = get_slab(size, flags); 2693 s = get_slab(size, flags);
2696 2694
@@ -3219,8 +3217,8 @@ void *__kmalloc_track_caller(size_t size, gfp_t gfpflags, void *caller)
3219 struct kmem_cache *s; 3217 struct kmem_cache *s;
3220 3218
3221 if (unlikely(size > PAGE_SIZE / 2)) 3219 if (unlikely(size > PAGE_SIZE / 2))
3222 return (void *)__get_free_pages(gfpflags | __GFP_COMP, 3220 return kmalloc_large(size, gfpflags);
3223 get_order(size)); 3221
3224 s = get_slab(size, gfpflags); 3222 s = get_slab(size, gfpflags);
3225 3223
3226 if (unlikely(ZERO_OR_NULL_PTR(s))) 3224 if (unlikely(ZERO_OR_NULL_PTR(s)))
@@ -3235,8 +3233,8 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
3235 struct kmem_cache *s; 3233 struct kmem_cache *s;
3236 3234
3237 if (unlikely(size > PAGE_SIZE / 2)) 3235 if (unlikely(size > PAGE_SIZE / 2))
3238 return (void *)__get_free_pages(gfpflags | __GFP_COMP, 3236 return kmalloc_large(size, gfpflags);
3239 get_order(size)); 3237
3240 s = get_slab(size, gfpflags); 3238 s = get_slab(size, gfpflags);
3241 3239
3242 if (unlikely(ZERO_OR_NULL_PTR(s))) 3240 if (unlikely(ZERO_OR_NULL_PTR(s)))