slab: make kmem_cache_flags accept 32-bit object size

Now that all sizes are properly typed, propagate "unsigned int" down the
callgraph.

Link: http://lkml.kernel.org/r/20180305200730.15812-19-adobriyan@gmail.com
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/slab.c b/mm/slab.c
index ba25d83..063a02d 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1869,7 +1869,7 @@ static int __ref setup_cpu_cache(struct kmem_cache *cachep, gfp_t gfp)
        return 0;
 }
 
-slab_flags_t kmem_cache_flags(unsigned long object_size,
+slab_flags_t kmem_cache_flags(unsigned int object_size,
        slab_flags_t flags, const char *name,
        void (*ctor)(void *))
 {

diff --git a/mm/slab.h b/mm/slab.h
index 0809580..8f1072f 100644 (file)
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -108,7 +108,7 @@ struct kmem_cache *
 __kmem_cache_alias(const char *name, unsigned int size, unsigned int align,
                   slab_flags_t flags, void (*ctor)(void *));
 
-slab_flags_t kmem_cache_flags(unsigned long object_size,
+slab_flags_t kmem_cache_flags(unsigned int object_size,
        slab_flags_t flags, const char *name,
        void (*ctor)(void *));
 #else
@@ -117,7 +117,7 @@ __kmem_cache_alias(const char *name, unsigned int size, unsigned int align,
                   slab_flags_t flags, void (*ctor)(void *))
 { return NULL; }
 
-static inline slab_flags_t kmem_cache_flags(unsigned long object_size,
+static inline slab_flags_t kmem_cache_flags(unsigned int object_size,
        slab_flags_t flags, const char *name,
        void (*ctor)(void *))
 {

diff --git a/mm/slub.c b/mm/slub.c
index ee11896..b4a739f 100644 (file)
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1293,7 +1293,7 @@ out:
 
 __setup("slub_debug", setup_slub_debug);
 
-slab_flags_t kmem_cache_flags(unsigned long object_size,
+slab_flags_t kmem_cache_flags(unsigned int object_size,
        slab_flags_t flags, const char *name,
        void (*ctor)(void *))
 {
@@ -1326,7 +1326,7 @@ static inline void add_full(struct kmem_cache *s, struct kmem_cache_node *n,
                                        struct page *page) {}
 static inline void remove_full(struct kmem_cache *s, struct kmem_cache_node *n,
                                        struct page *page) {}
-slab_flags_t kmem_cache_flags(unsigned long object_size,
+slab_flags_t kmem_cache_flags(unsigned int object_size,
        slab_flags_t flags, const char *name,
        void (*ctor)(void *))
 {