diff options
Diffstat (limited to 'fs/btrfs/inode.c')
| -rw-r--r-- | fs/btrfs/inode.c | 40 |
1 files changed, 23 insertions, 17 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 1bff92ad4744..c03864406af3 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -1429,7 +1429,7 @@ static int btrfs_submit_bio_hook(struct inode *inode, int rw, struct bio *bio, ret = btrfs_bio_wq_end_io(root->fs_info, bio, 0); BUG_ON(ret); - if (!(rw & (1 << BIO_RW))) { + if (!(rw & REQ_WRITE)) { if (bio_flags & EXTENT_BIO_COMPRESSED) { return btrfs_submit_compressed_read(inode, bio, mirror_num, bio_flags); @@ -1841,7 +1841,7 @@ static int btrfs_io_failed_hook(struct bio *failed_bio, bio->bi_size = 0; bio_add_page(bio, page, failrec->len, start - page_offset(page)); - if (failed_bio->bi_rw & (1 << BIO_RW)) + if (failed_bio->bi_rw & REQ_WRITE) rw = WRITE; else rw = READ; @@ -2938,7 +2938,6 @@ int btrfs_unlink_subvol(struct btrfs_trans_handle *trans, dir->i_mtime = dir->i_ctime = CURRENT_TIME; ret = btrfs_update_inode(trans, root, dir); BUG_ON(ret); - dir->i_sb->s_dirt = 1; btrfs_free_path(path); return 0; @@ -3656,17 +3655,19 @@ static int btrfs_setattr(struct dentry *dentry, struct iattr *attr) if (err) return err; } - attr->ia_valid &= ~ATTR_SIZE; - if (attr->ia_valid) - err = inode_setattr(inode, attr); + if (attr->ia_valid) { + setattr_copy(inode, attr); + mark_inode_dirty(inode); + + if (attr->ia_valid & ATTR_MODE) + err = btrfs_acl_chmod(inode); + } - if (!err && ((attr->ia_valid & ATTR_MODE))) - err = btrfs_acl_chmod(inode); return err; } -void btrfs_delete_inode(struct inode *inode) +void btrfs_evict_inode(struct inode *inode) { struct btrfs_trans_handle *trans; struct btrfs_root *root = BTRFS_I(inode)->root; @@ -3674,10 +3675,14 @@ void btrfs_delete_inode(struct inode *inode) int ret; truncate_inode_pages(&inode->i_data, 0); + if (inode->i_nlink && btrfs_root_refs(&root->root_item) != 0) + goto no_delete; + if (is_bad_inode(inode)) { btrfs_orphan_del(NULL, inode); goto no_delete; } + /* do we really want it for ->i_nlink > 0 and zero btrfs_root_refs? */ btrfs_wait_ordered_range(inode, 0, (u64)-1); if (root->fs_info->log_root_recovering) { @@ -3727,7 +3732,7 @@ void btrfs_delete_inode(struct inode *inode) btrfs_end_transaction(trans, root); btrfs_btree_balance_dirty(root, nr); no_delete: - clear_inode(inode); + end_writeback(inode); return; } @@ -3858,7 +3863,7 @@ again: p = &parent->rb_right; else { WARN_ON(!(entry->vfs_inode.i_state & - (I_WILL_FREE | I_FREEING | I_CLEAR))); + (I_WILL_FREE | I_FREEING))); rb_erase(parent, &root->inode_tree); RB_CLEAR_NODE(parent); spin_unlock(&root->inode_lock); @@ -3937,7 +3942,7 @@ again: if (atomic_read(&inode->i_count) > 1) d_prune_aliases(inode); /* - * btrfs_drop_inode will remove it from + * btrfs_drop_inode will have it removed from * the inode cache when its usage count * hits zero. */ @@ -5642,7 +5647,7 @@ static void btrfs_submit_direct(int rw, struct bio *bio, struct inode *inode, struct bio_vec *bvec = bio->bi_io_vec; u64 start; int skip_sum; - int write = rw & (1 << BIO_RW); + int write = rw & REQ_WRITE; int ret = 0; skip_sum = BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM; @@ -6331,13 +6336,14 @@ free: kmem_cache_free(btrfs_inode_cachep, BTRFS_I(inode)); } -void btrfs_drop_inode(struct inode *inode) +int btrfs_drop_inode(struct inode *inode) { struct btrfs_root *root = BTRFS_I(inode)->root; - if (inode->i_nlink > 0 && btrfs_root_refs(&root->root_item) == 0) - generic_delete_inode(inode); + + if (btrfs_root_refs(&root->root_item) == 0) + return 1; else - generic_drop_inode(inode); + return generic_drop_inode(inode); } static void init_once(void *foo) |