diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/free-space-cache.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index 5e020d76fd07..9dbe5b548fa6 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -3466,6 +3466,7 @@ int btrfs_write_out_ino_cache(struct btrfs_root *root, struct btrfs_free_space_ctl *ctl = root->free_ino_ctl; int ret; struct btrfs_io_ctl io_ctl; + bool release_metadata = true; if (!btrfs_test_opt(root, INODE_MAP_CACHE)) return 0; @@ -3473,11 +3474,20 @@ int btrfs_write_out_ino_cache(struct btrfs_root *root, memset(&io_ctl, 0, sizeof(io_ctl)); ret = __btrfs_write_out_cache(root, inode, ctl, NULL, &io_ctl, trans, path, 0); - if (!ret) + if (!ret) { + /* + * At this point writepages() didn't error out, so our metadata + * reservation is released when the writeback finishes, at + * inode.c:btrfs_finish_ordered_io(), regardless of it finishing + * with or without an error. + */ + release_metadata = false; ret = btrfs_wait_cache_io(root, trans, NULL, &io_ctl, path, 0); + } if (ret) { - btrfs_delalloc_release_metadata(inode, inode->i_size); + if (release_metadata) + btrfs_delalloc_release_metadata(inode, inode->i_size); #ifdef DEBUG btrfs_err(root->fs_info, "failed to write free ino cache for root %llu", |