Btrfs: rework O_DIRECT enospc handling

[pandora-kernel.git] / fs / btrfs / extent_io.h

diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 86c7b34..5691c7b 100644 (file)
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -178,6 +178,7 @@ u64 count_range_bits(struct extent_io_tree *tree,
                     u64 *start, u64 search_end,
                     u64 max_bytes, unsigned long bits);
 
+void free_extent_state(struct extent_state *state);
 int test_range_bit(struct extent_io_tree *tree, u64 start, u64 end,
                   int bits, int filled, struct extent_state *cached_state);
 int clear_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
@@ -187,6 +188,9 @@ int clear_extent_bit(struct extent_io_tree *tree, u64 start, u64 end,
                     gfp_t mask);
 int set_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
                    int bits, gfp_t mask);
+int set_extent_bit(struct extent_io_tree *tree, u64 start, u64 end,
+                  int bits, int exclusive_bits, u64 *failed_start,
+                  struct extent_state **cached_state, gfp_t mask);
 int set_extent_uptodate(struct extent_io_tree *tree, u64 start, u64 end,
                        gfp_t mask);
 int set_extent_new(struct extent_io_tree *tree, u64 start, u64 end,