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authorChris Mason <chris.mason@oracle.com>2011-08-18 10:38:03 -0400
committerChris Mason <chris.mason@oracle.com>2011-08-18 10:38:03 -0400
commit81d86e1b70961f4816f961875e0c706b0954acad (patch)
treeac69ce2e8d174260770d1a84d7d8fe910939c923 /fs/btrfs/ctree.h
parent9a4327ca1f45f82edad7dc0a4e52ce9316e0950c (diff)
parentf1e490a7ebe41e06324abbbcd86005b0af02a375 (diff)
Merge branch 'btrfs-3.0' into for-linus
Diffstat (limited to 'fs/btrfs/ctree.h')
-rw-r--r--fs/btrfs/ctree.h10
1 files changed, 4 insertions, 6 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 0469263e327..03912c5c6f4 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1415,17 +1415,15 @@ void btrfs_set_##name(struct extent_buffer *eb, type *s, u##bits val);
#define BTRFS_SETGET_HEADER_FUNCS(name, type, member, bits) \
static inline u##bits btrfs_##name(struct extent_buffer *eb) \
{ \
- type *p = kmap_atomic(eb->first_page, KM_USER0); \
+ type *p = page_address(eb->first_page); \
u##bits res = le##bits##_to_cpu(p->member); \
- kunmap_atomic(p, KM_USER0); \
return res; \
} \
static inline void btrfs_set_##name(struct extent_buffer *eb, \
u##bits val) \
{ \
- type *p = kmap_atomic(eb->first_page, KM_USER0); \
+ type *p = page_address(eb->first_page); \
p->member = cpu_to_le##bits(val); \
- kunmap_atomic(p, KM_USER0); \
}
#define BTRFS_SETGET_STACK_FUNCS(name, type, member, bits) \
@@ -2367,8 +2365,8 @@ static inline int btrfs_insert_empty_item(struct btrfs_trans_handle *trans,
int btrfs_next_leaf(struct btrfs_root *root, struct btrfs_path *path);
int btrfs_prev_leaf(struct btrfs_root *root, struct btrfs_path *path);
int btrfs_leaf_free_space(struct btrfs_root *root, struct extent_buffer *leaf);
-int btrfs_drop_snapshot(struct btrfs_root *root,
- struct btrfs_block_rsv *block_rsv, int update_ref);
+void btrfs_drop_snapshot(struct btrfs_root *root,
+ struct btrfs_block_rsv *block_rsv, int update_ref);
int btrfs_drop_subtree(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct extent_buffer *node,