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authorAlexey Dobriyan <adobriyan@gmail.com>2018-04-06 02:21:31 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2018-04-06 07:36:24 +0300
commit7bbdb81ee3de73f2381ceec1bbee831f4c913b5c (patch)
tree6a48fc40f7f359fc2fb6d10776514ff05576bb07 /mm/slab_common.c
parentbe4a7988b35db9e6f95dca818d5e94785840fb58 (diff)
downloadlinux-7bbdb81ee3de73f2381ceec1bbee831f4c913b5c.tar.xz
slab: make usercopy region 32-bit
If kmem case sizes are 32-bit, then usecopy region should be too. Link: http://lkml.kernel.org/r/20180305200730.15812-21-adobriyan@gmail.com Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Cc: David Miller <davem@davemloft.net> Cc: 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>
Diffstat (limited to 'mm/slab_common.c')
-rw-r--r--mm/slab_common.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c
index 3e07b1fb22bd..01224cb90080 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -380,8 +380,8 @@ struct kmem_cache *find_mergeable(unsigned int size, unsigned int align,
static struct kmem_cache *create_cache(const char *name,
unsigned int object_size, unsigned int size, unsigned int align,
- slab_flags_t flags, size_t useroffset,
- size_t usersize, void (*ctor)(void *),
+ slab_flags_t flags, unsigned int useroffset,
+ unsigned int usersize, void (*ctor)(void *),
struct mem_cgroup *memcg, struct kmem_cache *root_cache)
{
struct kmem_cache *s;
@@ -454,7 +454,8 @@ out_free_cache:
struct kmem_cache *
kmem_cache_create_usercopy(const char *name,
unsigned int size, unsigned int align,
- slab_flags_t flags, size_t useroffset, size_t usersize,
+ slab_flags_t flags,
+ unsigned int useroffset, unsigned int usersize,
void (*ctor)(void *))
{
struct kmem_cache *s = NULL;