diff options
Diffstat (limited to 'fs/btrfs/extent_map.c')
| -rw-r--r-- | fs/btrfs/extent_map.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c index 5b7dbcaacd1..1b2f9e059de 100644 --- a/fs/btrfs/extent_map.c +++ b/fs/btrfs/extent_map.c @@ -574,7 +574,7 @@ out: return set; search_again: - if (start >= end) + if (start > end) goto out; write_unlock_irqrestore(&tree->lock, flags); if (mask & __GFP_WAIT) @@ -819,6 +819,21 @@ int set_extent_dirty(struct extent_map_tree *tree, u64 start, u64 end, } EXPORT_SYMBOL(set_extent_dirty); +int set_extent_bits(struct extent_map_tree *tree, u64 start, u64 end, + int bits, gfp_t mask) +{ + return set_extent_bit(tree, start, end, bits, 0, NULL, + mask); +} +EXPORT_SYMBOL(set_extent_bits); + +int clear_extent_bits(struct extent_map_tree *tree, u64 start, u64 end, + int bits, gfp_t mask) +{ + return clear_extent_bit(tree, start, end, bits, 0, 0, mask); +} +EXPORT_SYMBOL(clear_extent_bits); + int set_extent_delalloc(struct extent_map_tree *tree, u64 start, u64 end, gfp_t mask) { @@ -1138,7 +1153,6 @@ int set_state_private(struct extent_map_tree *tree, u64 start, u64 private) out: write_unlock_irq(&tree->lock); return ret; - } int get_state_private(struct extent_map_tree *tree, u64 start, u64 *private) |