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authorAlexey Dobriyan <adobriyan@gmail.com>2018-04-06 02:20:33 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2018-04-06 07:36:23 +0300
commit361d575e5c7a39c73a8a9bdd504c1d1274f280aa (patch)
treedbb71fd1a03cc0c570f85473dcac55df3dd394c1
parent55de8b9c60f2f6da9bf5c9144020882d07e62296 (diff)
downloadlinux-361d575e5c7a39c73a8a9bdd504c1d1274f280aa.tar.xz
slab: make create_boot_cache() work with 32-bit sizes
struct kmem_cache::size has always been "int", all those "size_t size" are fake. Link: http://lkml.kernel.org/r/20180305200730.15812-5-adobriyan@gmail.com Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> 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> Cc: Matthew Wilcox <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--mm/slab.h4
-rw-r--r--mm/slab_common.c7
2 files changed, 6 insertions, 5 deletions
diff --git a/mm/slab.h b/mm/slab.h
index c8887965491b..2a6d88044a56 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -97,8 +97,8 @@ struct kmem_cache *create_kmalloc_cache(const char *name, unsigned int size,
slab_flags_t flags, unsigned int useroffset,
unsigned int usersize);
extern void create_boot_cache(struct kmem_cache *, const char *name,
- size_t size, slab_flags_t flags, size_t useroffset,
- size_t usersize);
+ unsigned int size, slab_flags_t flags,
+ unsigned int useroffset, unsigned int usersize);
int slab_unmergeable(struct kmem_cache *s);
struct kmem_cache *find_mergeable(size_t size, size_t align,
diff --git a/mm/slab_common.c b/mm/slab_common.c
index f9afca292858..2a7f09ce7c84 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -917,8 +917,9 @@ bool slab_is_available(void)
#ifndef CONFIG_SLOB
/* Create a cache during boot when no slab services are available yet */
-void __init create_boot_cache(struct kmem_cache *s, const char *name, size_t size,
- slab_flags_t flags, size_t useroffset, size_t usersize)
+void __init create_boot_cache(struct kmem_cache *s, const char *name,
+ unsigned int size, slab_flags_t flags,
+ unsigned int useroffset, unsigned int usersize)
{
int err;
@@ -933,7 +934,7 @@ void __init create_boot_cache(struct kmem_cache *s, const char *name, size_t siz
err = __kmem_cache_create(s, flags);
if (err)
- panic("Creation of kmalloc slab %s size=%zu failed. Reason %d\n",
+ panic("Creation of kmalloc slab %s size=%u failed. Reason %d\n",
name, size, err);
s->refcount = -1; /* Exempt from merging for now */