diff options
author | Alexey Dobriyan <adobriyan@gmail.com> | 2017-11-16 02:32:18 +0100 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-11-16 03:21:01 +0100 |
commit | d50112edde1d0c621520e53747044009f11c656b (patch) | |
tree | ca4092f2126ac85a63647a48e43ecbf34bb69782 /mm/slab_common.c | |
parent | mm/slab.c: only set __GFP_RECLAIMABLE once (diff) | |
download | linux-d50112edde1d0c621520e53747044009f11c656b.tar.xz linux-d50112edde1d0c621520e53747044009f11c656b.zip |
slab, slub, slob: add slab_flags_t
Add sparse-checked slab_flags_t for struct kmem_cache::flags (SLAB_POISON,
etc).
SLAB is bloated temporarily by switching to "unsigned long", but only
temporarily.
Link: http://lkml.kernel.org/r/20171021100225.GA22428@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Pekka Enberg <penberg@kernel.org>
Cc: Christoph Lameter <cl@linux.com>
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.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c index 8f7f9f75d7ea..175e86637afd 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -291,7 +291,7 @@ int slab_unmergeable(struct kmem_cache *s) } struct kmem_cache *find_mergeable(size_t size, size_t align, - unsigned long flags, const char *name, void (*ctor)(void *)) + slab_flags_t flags, const char *name, void (*ctor)(void *)) { struct kmem_cache *s; @@ -341,7 +341,7 @@ struct kmem_cache *find_mergeable(size_t size, size_t align, * Figure out what the alignment of the objects will be given a set of * flags, a user specified alignment and the size of the objects. */ -unsigned long calculate_alignment(unsigned long flags, +unsigned long calculate_alignment(slab_flags_t flags, unsigned long align, unsigned long size) { /* @@ -366,7 +366,7 @@ unsigned long calculate_alignment(unsigned long flags, static struct kmem_cache *create_cache(const char *name, size_t object_size, size_t size, size_t align, - unsigned long flags, void (*ctor)(void *), + slab_flags_t flags, void (*ctor)(void *), struct mem_cgroup *memcg, struct kmem_cache *root_cache) { struct kmem_cache *s; @@ -431,7 +431,7 @@ out_free_cache: */ struct kmem_cache * kmem_cache_create(const char *name, size_t size, size_t align, - unsigned long flags, void (*ctor)(void *)) + slab_flags_t flags, void (*ctor)(void *)) { struct kmem_cache *s = NULL; const char *cache_name; @@ -879,7 +879,7 @@ 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, - unsigned long flags) + slab_flags_t flags) { int err; @@ -899,7 +899,7 @@ void __init create_boot_cache(struct kmem_cache *s, const char *name, size_t siz } struct kmem_cache *__init create_kmalloc_cache(const char *name, size_t size, - unsigned long flags) + slab_flags_t flags) { struct kmem_cache *s = kmem_cache_zalloc(kmem_cache, GFP_NOWAIT); @@ -1057,7 +1057,7 @@ void __init setup_kmalloc_cache_index_table(void) } } -static void __init new_kmalloc_cache(int idx, unsigned long flags) +static void __init new_kmalloc_cache(int idx, slab_flags_t flags) { kmalloc_caches[idx] = create_kmalloc_cache(kmalloc_info[idx].name, kmalloc_info[idx].size, flags); @@ -1068,7 +1068,7 @@ static void __init new_kmalloc_cache(int idx, unsigned long flags) * may already have been created because they were needed to * enable allocations for slab creation. */ -void __init create_kmalloc_caches(unsigned long flags) +void __init create_kmalloc_caches(slab_flags_t flags) { int i; |