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-rw-r--r--fs/jffs2/malloc.c84
1 files changed, 43 insertions, 41 deletions
diff --git a/fs/jffs2/malloc.c b/fs/jffs2/malloc.c
index 5abb431c2a00..036cbd11c004 100644
--- a/fs/jffs2/malloc.c
+++ b/fs/jffs2/malloc.c
@@ -7,7 +7,7 @@
*
* For licensing information, see the file 'LICENCE' in this directory.
*
- * $Id: malloc.c,v 1.28 2004/11/16 20:36:11 dwmw2 Exp $
+ * $Id: malloc.c,v 1.31 2005/11/07 11:14:40 gleixner Exp $
*
*/
@@ -17,15 +17,6 @@
#include <linux/jffs2.h>
#include "nodelist.h"
-#if 0
-#define JFFS2_SLAB_POISON SLAB_POISON
-#else
-#define JFFS2_SLAB_POISON 0
-#endif
-
-// replace this by #define D3 (x) x for cache debugging
-#define D3(x)
-
/* These are initialised to NULL in the kernel startup code.
If you're porting to other operating systems, beware */
static kmem_cache_t *full_dnode_slab;
@@ -38,45 +29,45 @@ static kmem_cache_t *inode_cache_slab;
int __init jffs2_create_slab_caches(void)
{
- full_dnode_slab = kmem_cache_create("jffs2_full_dnode",
+ full_dnode_slab = kmem_cache_create("jffs2_full_dnode",
sizeof(struct jffs2_full_dnode),
- 0, JFFS2_SLAB_POISON, NULL, NULL);
+ 0, 0, NULL, NULL);
if (!full_dnode_slab)
goto err;
raw_dirent_slab = kmem_cache_create("jffs2_raw_dirent",
sizeof(struct jffs2_raw_dirent),
- 0, JFFS2_SLAB_POISON, NULL, NULL);
+ 0, 0, NULL, NULL);
if (!raw_dirent_slab)
goto err;
raw_inode_slab = kmem_cache_create("jffs2_raw_inode",
sizeof(struct jffs2_raw_inode),
- 0, JFFS2_SLAB_POISON, NULL, NULL);
+ 0, 0, NULL, NULL);
if (!raw_inode_slab)
goto err;
tmp_dnode_info_slab = kmem_cache_create("jffs2_tmp_dnode",
sizeof(struct jffs2_tmp_dnode_info),
- 0, JFFS2_SLAB_POISON, NULL, NULL);
+ 0, 0, NULL, NULL);
if (!tmp_dnode_info_slab)
goto err;
raw_node_ref_slab = kmem_cache_create("jffs2_raw_node_ref",
sizeof(struct jffs2_raw_node_ref),
- 0, JFFS2_SLAB_POISON, NULL, NULL);
+ 0, 0, NULL, NULL);
if (!raw_node_ref_slab)
goto err;
node_frag_slab = kmem_cache_create("jffs2_node_frag",
sizeof(struct jffs2_node_frag),
- 0, JFFS2_SLAB_POISON, NULL, NULL);
+ 0, 0, NULL, NULL);
if (!node_frag_slab)
goto err;
inode_cache_slab = kmem_cache_create("jffs2_inode_cache",
sizeof(struct jffs2_inode_cache),
- 0, JFFS2_SLAB_POISON, NULL, NULL);
+ 0, 0, NULL, NULL);
if (inode_cache_slab)
return 0;
err:
@@ -104,102 +95,113 @@ void jffs2_destroy_slab_caches(void)
struct jffs2_full_dirent *jffs2_alloc_full_dirent(int namesize)
{
- return kmalloc(sizeof(struct jffs2_full_dirent) + namesize, GFP_KERNEL);
+ struct jffs2_full_dirent *ret;
+ ret = kmalloc(sizeof(struct jffs2_full_dirent) + namesize, GFP_KERNEL);
+ dbg_memalloc("%p\n", ret);
+ return ret;
}
void jffs2_free_full_dirent(struct jffs2_full_dirent *x)
{
+ dbg_memalloc("%p\n", x);
kfree(x);
}
struct jffs2_full_dnode *jffs2_alloc_full_dnode(void)
{
- struct jffs2_full_dnode *ret = kmem_cache_alloc(full_dnode_slab, GFP_KERNEL);
- D3 (printk (KERN_DEBUG "alloc_full_dnode at %p\n", ret));
+ struct jffs2_full_dnode *ret;
+ ret = kmem_cache_alloc(full_dnode_slab, GFP_KERNEL);
+ dbg_memalloc("%p\n", ret);
return ret;
}
void jffs2_free_full_dnode(struct jffs2_full_dnode *x)
{
- D3 (printk (KERN_DEBUG "free full_dnode at %p\n", x));
+ dbg_memalloc("%p\n", x);
kmem_cache_free(full_dnode_slab, x);
}
struct jffs2_raw_dirent *jffs2_alloc_raw_dirent(void)
{
- struct jffs2_raw_dirent *ret = kmem_cache_alloc(raw_dirent_slab, GFP_KERNEL);
- D3 (printk (KERN_DEBUG "alloc_raw_dirent\n", ret));
+ struct jffs2_raw_dirent *ret;
+ ret = kmem_cache_alloc(raw_dirent_slab, GFP_KERNEL);
+ dbg_memalloc("%p\n", ret);
return ret;
}
void jffs2_free_raw_dirent(struct jffs2_raw_dirent *x)
{
- D3 (printk (KERN_DEBUG "free_raw_dirent at %p\n", x));
+ dbg_memalloc("%p\n", x);
kmem_cache_free(raw_dirent_slab, x);
}
struct jffs2_raw_inode *jffs2_alloc_raw_inode(void)
{
- struct jffs2_raw_inode *ret = kmem_cache_alloc(raw_inode_slab, GFP_KERNEL);
- D3 (printk (KERN_DEBUG "alloc_raw_inode at %p\n", ret));
+ struct jffs2_raw_inode *ret;
+ ret = kmem_cache_alloc(raw_inode_slab, GFP_KERNEL);
+ dbg_memalloc("%p\n", ret);
return ret;
}
void jffs2_free_raw_inode(struct jffs2_raw_inode *x)
{
- D3 (printk (KERN_DEBUG "free_raw_inode at %p\n", x));
+ dbg_memalloc("%p\n", x);
kmem_cache_free(raw_inode_slab, x);
}
struct jffs2_tmp_dnode_info *jffs2_alloc_tmp_dnode_info(void)
{
- struct jffs2_tmp_dnode_info *ret = kmem_cache_alloc(tmp_dnode_info_slab, GFP_KERNEL);
- D3 (printk (KERN_DEBUG "alloc_tmp_dnode_info at %p\n", ret));
+ struct jffs2_tmp_dnode_info *ret;
+ ret = kmem_cache_alloc(tmp_dnode_info_slab, GFP_KERNEL);
+ dbg_memalloc("%p\n",
+ ret);
return ret;
}
void jffs2_free_tmp_dnode_info(struct jffs2_tmp_dnode_info *x)
{
- D3 (printk (KERN_DEBUG "free_tmp_dnode_info at %p\n", x));
+ dbg_memalloc("%p\n", x);
kmem_cache_free(tmp_dnode_info_slab, x);
}
struct jffs2_raw_node_ref *jffs2_alloc_raw_node_ref(void)
{
- struct jffs2_raw_node_ref *ret = kmem_cache_alloc(raw_node_ref_slab, GFP_KERNEL);
- D3 (printk (KERN_DEBUG "alloc_raw_node_ref at %p\n", ret));
+ struct jffs2_raw_node_ref *ret;
+ ret = kmem_cache_alloc(raw_node_ref_slab, GFP_KERNEL);
+ dbg_memalloc("%p\n", ret);
return ret;
}
void jffs2_free_raw_node_ref(struct jffs2_raw_node_ref *x)
{
- D3 (printk (KERN_DEBUG "free_raw_node_ref at %p\n", x));
+ dbg_memalloc("%p\n", x);
kmem_cache_free(raw_node_ref_slab, x);
}
struct jffs2_node_frag *jffs2_alloc_node_frag(void)
{
- struct jffs2_node_frag *ret = kmem_cache_alloc(node_frag_slab, GFP_KERNEL);
- D3 (printk (KERN_DEBUG "alloc_node_frag at %p\n", ret));
+ struct jffs2_node_frag *ret;
+ ret = kmem_cache_alloc(node_frag_slab, GFP_KERNEL);
+ dbg_memalloc("%p\n", ret);
return ret;
}
void jffs2_free_node_frag(struct jffs2_node_frag *x)
{
- D3 (printk (KERN_DEBUG "free_node_frag at %p\n", x));
+ dbg_memalloc("%p\n", x);
kmem_cache_free(node_frag_slab, x);
}
struct jffs2_inode_cache *jffs2_alloc_inode_cache(void)
{
- struct jffs2_inode_cache *ret = kmem_cache_alloc(inode_cache_slab, GFP_KERNEL);
- D3 (printk(KERN_DEBUG "Allocated inocache at %p\n", ret));
+ struct jffs2_inode_cache *ret;
+ ret = kmem_cache_alloc(inode_cache_slab, GFP_KERNEL);
+ dbg_memalloc("%p\n", ret);
return ret;
}
void jffs2_free_inode_cache(struct jffs2_inode_cache *x)
{
- D3 (printk(KERN_DEBUG "Freeing inocache at %p\n", x));
+ dbg_memalloc("%p\n", x);
kmem_cache_free(inode_cache_slab, x);
}
-
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