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| author | Josef Bacik | 2012-08-29 20:27:18 +0200 |
|---|---|---|
| committer | Chris Mason | 2012-10-01 21:19:07 +0200 |
| commit | 2aaa66558172b017f36bf38ae69372813dedee9d (patch) | |
| tree | d6150a615935d36166cd06d69e3252451e62e724 /fs/btrfs/ctree.h | |
| parent | Btrfs: remove unused hint byte argument for btrfs_drop_extents (diff) | |
| download | kernel-qcow2-linux-2aaa66558172b017f36bf38ae69372813dedee9d.tar.gz kernel-qcow2-linux-2aaa66558172b017f36bf38ae69372813dedee9d.tar.xz kernel-qcow2-linux-2aaa66558172b017f36bf38ae69372813dedee9d.zip | |
Btrfs: add hole punching
This patch adds hole punching via fallocate. Thanks,
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Diffstat (limited to 'fs/btrfs/ctree.h')
| -rw-r--r-- | fs/btrfs/ctree.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 71d6ff13d76e..88adfe638409 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -3250,6 +3250,8 @@ int btrfs_unlink_subvol(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct inode *dir, u64 objectid, const char *name, int name_len); +int btrfs_truncate_page(struct inode *inode, loff_t from, loff_t len, + int front); int btrfs_truncate_inode_items(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct inode *inode, u64 new_size, @@ -3323,7 +3325,7 @@ extern const struct file_operations btrfs_file_operations; int __btrfs_drop_extents(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct inode *inode, struct btrfs_path *path, u64 start, u64 end, - int drop_cache); + u64 *drop_end, int drop_cache); int btrfs_drop_extents(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct inode *inode, u64 start, u64 end, int drop_cache); |