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-rw-r--r--fs/btrfs/ordered-data.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index 559170464d7c..aca8264f4a49 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -718,12 +718,13 @@ int btrfs_wait_ordered_extents(struct btrfs_root *root, int nr,
return count;
}
-void btrfs_wait_ordered_roots(struct btrfs_fs_info *fs_info, int nr,
+int btrfs_wait_ordered_roots(struct btrfs_fs_info *fs_info, int nr,
const u64 range_start, const u64 range_len)
{
struct btrfs_root *root;
struct list_head splice;
int done;
+ int total_done = 0;
INIT_LIST_HEAD(&splice);
@@ -742,6 +743,7 @@ void btrfs_wait_ordered_roots(struct btrfs_fs_info *fs_info, int nr,
done = btrfs_wait_ordered_extents(root, nr,
range_start, range_len);
btrfs_put_fs_root(root);
+ total_done += done;
spin_lock(&fs_info->ordered_root_lock);
if (nr != -1) {
@@ -752,6 +754,8 @@ void btrfs_wait_ordered_roots(struct btrfs_fs_info *fs_info, int nr,
list_splice_tail(&splice, &fs_info->ordered_roots);
spin_unlock(&fs_info->ordered_root_lock);
mutex_unlock(&fs_info->ordered_operations_mutex);
+
+ return total_done;
}
/*
@@ -964,6 +968,7 @@ int btrfs_ordered_update_i_size(struct inode *inode, u64 offset,
struct rb_node *prev = NULL;
struct btrfs_ordered_extent *test;
int ret = 1;
+ u64 orig_offset = offset;
spin_lock_irq(&tree->lock);
if (ordered) {
@@ -979,7 +984,7 @@ int btrfs_ordered_update_i_size(struct inode *inode, u64 offset,
/* truncate file */
if (disk_i_size > i_size) {
- BTRFS_I(inode)->disk_i_size = i_size;
+ BTRFS_I(inode)->disk_i_size = orig_offset;
ret = 0;
goto out;
}