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path: root/fs/btrfs/extent_map.c
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Diffstat (limited to 'fs/btrfs/extent_map.c')
-rw-r--r--fs/btrfs/extent_map.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index b187917b36fa..30c9365861e6 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -6,19 +6,14 @@
#include <linux/hardirq.h>
#include "extent_map.h"
-/* temporary define until extent_map moves out of btrfs */
-struct kmem_cache *btrfs_cache_create(const char *name, size_t size,
- unsigned long extra_flags,
- void (*ctor)(void *, struct kmem_cache *,
- unsigned long));
static struct kmem_cache *extent_map_cache;
int __init extent_map_init(void)
{
- extent_map_cache = btrfs_cache_create("extent_map",
- sizeof(struct extent_map), 0,
- NULL);
+ extent_map_cache = kmem_cache_create("extent_map",
+ sizeof(struct extent_map), 0,
+ SLAB_RECLAIM_ACCOUNT | SLAB_MEM_SPREAD, NULL);
if (!extent_map_cache)
return -ENOMEM;
return 0;
@@ -43,7 +38,6 @@ void extent_map_tree_init(struct extent_map_tree *tree, gfp_t mask)
tree->map.rb_node = NULL;
spin_lock_init(&tree->lock);
}
-EXPORT_SYMBOL(extent_map_tree_init);
/**
* alloc_extent_map - allocate new extent map structure
@@ -64,7 +58,6 @@ struct extent_map *alloc_extent_map(gfp_t mask)
atomic_set(&em->refs, 1);
return em;
}
-EXPORT_SYMBOL(alloc_extent_map);
/**
* free_extent_map - drop reference count of an extent_map
@@ -83,7 +76,6 @@ void free_extent_map(struct extent_map *em)
kmem_cache_free(extent_map_cache, em);
}
}
-EXPORT_SYMBOL(free_extent_map);
static struct rb_node *tree_insert(struct rb_root *root, u64 offset,
struct rb_node *node)
@@ -264,7 +256,6 @@ int add_extent_mapping(struct extent_map_tree *tree,
out:
return ret;
}
-EXPORT_SYMBOL(add_extent_mapping);
/* simple helper to do math around the end of an extent, handling wrap */
static u64 range_end(u64 start, u64 len)
@@ -326,7 +317,6 @@ found:
out:
return em;
}
-EXPORT_SYMBOL(lookup_extent_mapping);
/**
* remove_extent_mapping - removes an extent_map from the extent tree
@@ -346,4 +336,3 @@ int remove_extent_mapping(struct extent_map_tree *tree, struct extent_map *em)
em->in_tree = 0;
return ret;
}
-EXPORT_SYMBOL(remove_extent_mapping);