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From: Alexey Dobriyan <adobriyan@gmail.com>
To: akpm@linux-foundation.org
Cc: cl@linux.com, penberg@kernel.org, rientjes@google.com,
	iamjoonsoo.kim@lge.com, linux-mm@kvack.org, adobriyan@gmail.com
Subject: [PATCH 04/25] slab: make create_kmalloc_cache() work with 32-bit sizes
Date: Mon,  5 Mar 2018 23:07:09 +0300	[thread overview]
Message-ID: <20180305200730.15812-4-adobriyan@gmail.com> (raw)
In-Reply-To: <20180305200730.15812-1-adobriyan@gmail.com>

KMALLOC_MAX_CACHE_SIZE is 32-bit so is the largest kmalloc cache size.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
 mm/slab.h        | 8 ++++----
 mm/slab_common.c | 6 +++---
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/mm/slab.h b/mm/slab.h
index 51813236e773..c8887965491b 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -77,7 +77,7 @@ extern struct kmem_cache *kmem_cache;
 /* A table of kmalloc cache names and sizes */
 extern const struct kmalloc_info_struct {
 	const char *name;
-	unsigned long size;
+	unsigned int size;
 } kmalloc_info[];
 
 #ifndef CONFIG_SLOB
@@ -93,9 +93,9 @@ struct kmem_cache *kmalloc_slab(size_t, gfp_t);
 /* Functions provided by the slab allocators */
 int __kmem_cache_create(struct kmem_cache *, slab_flags_t flags);
 
-extern struct kmem_cache *create_kmalloc_cache(const char *name, size_t size,
-			slab_flags_t flags, size_t useroffset,
-			size_t usersize);
+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);
diff --git a/mm/slab_common.c b/mm/slab_common.c
index d3f4209c297d..f9afca292858 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -939,9 +939,9 @@ void __init create_boot_cache(struct kmem_cache *s, const char *name, size_t siz
 	s->refcount = -1;	/* Exempt from merging for now */
 }
 
-struct kmem_cache *__init create_kmalloc_cache(const char *name, size_t size,
-				slab_flags_t flags, size_t useroffset,
-				size_t usersize)
+struct kmem_cache *__init create_kmalloc_cache(const char *name,
+		unsigned int size, slab_flags_t flags,
+		unsigned int useroffset, unsigned int usersize)
 {
 	struct kmem_cache *s = kmem_cache_zalloc(kmem_cache, GFP_NOWAIT);
 
-- 
2.16.1

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  parent reply	other threads:[~2018-03-05 20:07 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-05 20:07 [PATCH 01/25] slab: fixup calculate_alignment() argument type Alexey Dobriyan
2018-03-05 20:07 ` [PATCH 02/25] slab: make kmalloc_index() return "unsigned int" Alexey Dobriyan
2018-03-06 18:24   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 03/25] slab: make kmalloc_size() " Alexey Dobriyan
2018-03-06 18:24   ` Christopher Lameter
2018-03-05 20:07 ` Alexey Dobriyan [this message]
2018-03-06 18:32   ` [PATCH 04/25] slab: make create_kmalloc_cache() work with 32-bit sizes Christopher Lameter
2018-03-05 20:07 ` [PATCH 05/25] slab: make create_boot_cache() " Alexey Dobriyan
2018-03-06 18:34   ` Christopher Lameter
2018-03-06 19:14     ` Matthew Wilcox
2018-03-05 20:07 ` [PATCH 06/25] slab: make kmem_cache_create() " Alexey Dobriyan
2018-03-06 18:37   ` Christopher Lameter
2018-04-05 21:48     ` Andrew Morton
2018-04-06  8:40       ` Alexey Dobriyan
2018-04-07 15:13         ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 07/25] slab: make size_index[] array u8 Alexey Dobriyan
2018-03-06 18:38   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 08/25] slab: make size_index_elem() unsigned int Alexey Dobriyan
2018-03-06 18:39   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 09/25] slub: make ->remote_node_defrag_ratio " Alexey Dobriyan
2018-03-06 18:41   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 10/25] slub: make ->max_attr_size " Alexey Dobriyan
2018-03-06 18:42   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 11/25] slub: make ->red_left_pad " Alexey Dobriyan
2018-03-06 18:42   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 12/25] slub: make ->reserved " Alexey Dobriyan
2018-03-06 18:43   ` Christopher Lameter
2018-03-09 15:51     ` Alexey Dobriyan
2018-03-06 18:45   ` Matthew Wilcox
2018-03-09 22:42     ` Alexey Dobriyan
2018-03-05 20:07 ` [PATCH 13/25] slub: make ->align " Alexey Dobriyan
2018-03-06 18:43   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 14/25] slub: make ->inuse " Alexey Dobriyan
2018-03-06 18:44   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 15/25] slub: make ->cpu_partial " Alexey Dobriyan
2018-03-06 18:44   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 16/25] slub: make ->offset " Alexey Dobriyan
2018-03-06 18:45   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 17/25] slub: make ->object_size " Alexey Dobriyan
2018-03-06 18:45   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 18/25] slub: make ->size " Alexey Dobriyan
2018-03-06 18:46   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 19/25] slab: make kmem_cache_flags accept 32-bit object size Alexey Dobriyan
2018-03-06 18:47   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 20/25] kasan: make kasan_cache_create() work with 32-bit slab cache sizes Alexey Dobriyan
2018-03-05 20:07 ` [PATCH 21/25] slab: make usercopy region 32-bit Alexey Dobriyan
2018-03-05 20:07 ` [PATCH 22/25] slub: make slab_index() return unsigned int Alexey Dobriyan
2018-03-06 18:48   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 23/25] slub: make struct kmem_cache_order_objects::x " Alexey Dobriyan
2018-03-06 18:51   ` Christopher Lameter
2018-04-05 21:51     ` Andrew Morton
2018-04-06 18:02       ` Alexey Dobriyan
2018-04-07 15:18         ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 24/25] slub: make size_from_object() return " Alexey Dobriyan
2018-03-06 18:52   ` Christopher Lameter
2018-03-05 20:07 ` [PATCH 25/25] slab: use 32-bit arithmetic in freelist_randomize() Alexey Dobriyan
2018-03-06 18:52   ` Christopher Lameter
2018-03-06 18:21 ` [PATCH 01/25] slab: fixup calculate_alignment() argument type Christopher Lameter
2018-04-10 20:25 ` Matthew Wilcox
2018-04-10 20:47   ` Alexey Dobriyan
2018-04-10 21:02     ` Matthew Wilcox

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