diff options
| author | Alexey Dobriyan <adobriyan@gmail.com> | 2018-04-05 16:21:31 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-04-05 21:36:24 -0700 |
| commit | 7bbdb81ee3de73f2381ceec1bbee831f4c913b5c (patch) | |
| tree | 6a48fc40f7f359fc2fb6d10776514ff05576bb07 /include/linux | |
| parent | be4a7988b35db9e6f95dca818d5e94785840fb58 (diff) | |
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 'include/linux')
| -rw-r--r-- | include/linux/slab.h | 2 | ||||
| -rw-r--r-- | include/linux/slab_def.h | 4 | ||||
| -rw-r--r-- | include/linux/slub_def.h | 4 |
3 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/slab.h b/include/linux/slab.h index d36e8f03730e..04402c637171 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -143,7 +143,7 @@ struct kmem_cache *kmem_cache_create(const char *name, unsigned int size, 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, + unsigned int useroffset, unsigned int usersize, void (*ctor)(void *)); void kmem_cache_destroy(struct kmem_cache *); int kmem_cache_shrink(struct kmem_cache *); diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h index 7385547c04b1..d9228e4d0320 100644 --- a/include/linux/slab_def.h +++ b/include/linux/slab_def.h @@ -85,8 +85,8 @@ struct kmem_cache { unsigned int *random_seq; #endif - size_t useroffset; /* Usercopy region offset */ - size_t usersize; /* Usercopy region size */ + unsigned int useroffset; /* Usercopy region offset */ + unsigned int usersize; /* Usercopy region size */ struct kmem_cache_node *node[MAX_NUMNODES]; }; diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index bc02fd3a8ccf..623d6ba92036 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -137,8 +137,8 @@ struct kmem_cache { struct kasan_cache kasan_info; #endif - size_t useroffset; /* Usercopy region offset */ - size_t usersize; /* Usercopy region size */ + unsigned int useroffset; /* Usercopy region offset */ + unsigned int usersize; /* Usercopy region size */ struct kmem_cache_node *node[MAX_NUMNODES]; }; |