diff options
Diffstat (limited to 'fs/btrfs/ordered-data.c')
| -rw-r--r-- | fs/btrfs/ordered-data.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c index edb65abf0393..6b51fd2ec5ac 100644 --- a/fs/btrfs/ordered-data.c +++ b/fs/btrfs/ordered-data.c @@ -1049,6 +1049,7 @@ static int clone_ordered_extent(struct btrfs_ordered_extent *ordered, u64 pos, u64 len) { struct inode *inode = ordered->inode; + struct btrfs_fs_info *fs_info = BTRFS_I(inode)->root->fs_info; u64 file_offset = ordered->file_offset + pos; u64 disk_bytenr = ordered->disk_bytenr + pos; u64 num_bytes = len; @@ -1066,6 +1067,13 @@ static int clone_ordered_extent(struct btrfs_ordered_extent *ordered, u64 pos, else type = __ffs(flags_masked); + /* + * The splitting extent is already counted and will be added again + * in btrfs_add_ordered_extent_*(). Subtract num_bytes to avoid + * double counting. + */ + percpu_counter_add_batch(&fs_info->ordered_bytes, -num_bytes, + fs_info->delalloc_batch); if (test_bit(BTRFS_ORDERED_COMPRESSED, &ordered->flags)) { WARN_ON_ONCE(1); ret = btrfs_add_ordered_extent_compress(BTRFS_I(inode), |