From df031f0752d50f2061df2847d57ea52a79f7977c Mon Sep 17 00:00:00 2001 From: Liu Bo Date: Fri, 7 Sep 2012 20:01:29 -0600 Subject: [PATCH] Btrfs: use helper for logical resolve We already have a helper, iterate_inodes_from_logical(), for logical resolve, so just use it. Signed-off-by: Liu Bo --- fs/btrfs/ioctl.c | 19 +++---------------- 1 file changed, 3 insertions(+), 16 deletions(-) diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 48ff3f7317b0..fa1284d596ea 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -3210,12 +3210,9 @@ static long btrfs_ioctl_logical_to_ino(struct btrfs_root *root, { int ret = 0; int size; - u64 extent_item_pos; - u64 flags = 0; struct btrfs_ioctl_logical_ino_args *loi; struct btrfs_data_container *inodes = NULL; struct btrfs_path *path = NULL; - struct btrfs_key key; if (!capable(CAP_SYS_ADMIN)) return -EPERM; @@ -3241,23 +3238,13 @@ static long btrfs_ioctl_logical_to_ino(struct btrfs_root *root, goto out; } - ret = extent_from_logical(root->fs_info, loi->logical, path, &key, - &flags); - btrfs_release_path(path); - - if (flags & BTRFS_EXTENT_FLAG_TREE_BLOCK) + ret = iterate_inodes_from_logical(loi->logical, root->fs_info, path, + build_ino_list, inodes); + if (ret == -EINVAL) ret = -ENOENT; if (ret < 0) goto out; - extent_item_pos = loi->logical - key.objectid; - ret = iterate_extent_inodes(root->fs_info, key.objectid, - extent_item_pos, 0, build_ino_list, - inodes); - - if (ret < 0) - goto out; - ret = copy_to_user((void *)(unsigned long)loi->inodes, (void *)(unsigned long)inodes, size); if (ret) -- 2.20.1