Commit f0cd846e authored by Josef Bacik's avatar Josef Bacik

Btrfs: only add orphan items when truncating

We don't need an orphan item when expanding files, we just need them for
truncating them, so only add the orphan item in btrfs_truncate instead of in
btrfs_setsize.  Thanks,
Signed-off-by: default avatarJosef Bacik <josef@redhat.com>
parent ded5db9d
......@@ -3649,22 +3649,6 @@ static int btrfs_setsize(struct inode *inode, loff_t newsize)
if (newsize == oldsize)
return 0;
trans = btrfs_start_transaction(root, 5);
if (IS_ERR(trans))
return PTR_ERR(trans);
btrfs_set_trans_block_group(trans, inode);
ret = btrfs_orphan_add(trans, inode);
if (ret) {
btrfs_end_transaction(trans, root);
return ret;
}
nr = trans->blocks_used;
btrfs_end_transaction(trans, root);
btrfs_btree_balance_dirty(root, nr);
if (newsize > oldsize) {
i_size_write(inode, newsize);
btrfs_ordered_update_i_size(inode, i_size_read(inode), NULL);
......@@ -3675,25 +3659,15 @@ static int btrfs_setsize(struct inode *inode, loff_t newsize)
return ret;
}
trans = btrfs_start_transaction(root, 0);
trans = btrfs_start_transaction(root, 1);
if (IS_ERR(trans))
return PTR_ERR(trans);
btrfs_set_trans_block_group(trans, inode);
trans->block_rsv = root->orphan_block_rsv;
BUG_ON(!trans->block_rsv);
/*
* If this fails just leave the orphan item so that it can get
* cleaned up next time we mount.
*/
ret = btrfs_update_inode(trans, root, inode);
if (ret) {
btrfs_end_transaction(trans, root);
return ret;
}
if (inode->i_nlink > 0)
ret = btrfs_orphan_del(trans, inode);
nr = trans->blocks_used;
btrfs_end_transaction(trans, root);
btrfs_btree_balance_dirty(root, nr);
......@@ -6517,6 +6491,23 @@ static int btrfs_truncate(struct inode *inode)
btrfs_wait_ordered_range(inode, inode->i_size & (~mask), (u64)-1);
btrfs_ordered_update_i_size(inode, inode->i_size, NULL);
trans = btrfs_start_transaction(root, 5);
if (IS_ERR(trans))
return PTR_ERR(trans);
btrfs_set_trans_block_group(trans, inode);
ret = btrfs_orphan_add(trans, inode);
if (ret) {
btrfs_end_transaction(trans, root);
return ret;
}
nr = trans->blocks_used;
btrfs_end_transaction(trans, root);
btrfs_btree_balance_dirty(root, nr);
/* Now start a transaction for the truncate */
trans = btrfs_start_transaction(root, 0);
if (IS_ERR(trans))
return PTR_ERR(trans);
......
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