STATIC int xfs_iflush_int(xfs_inode_t *, xfs_buf_t *);
+STATIC int xfs_iunlink_remove(xfs_trans_t *, xfs_inode_t *);
+
/*
* helper function to extract extent size hint from inode
*/
{
xfs_trans_ichgtime(tp, ip, XFS_ICHGTIME_CHG);
- ASSERT(ip->i_d.di_nlink > 0);
+ ASSERT(ip->i_d.di_nlink > 0 || (VFS_I(ip)->i_state & I_LINKABLE));
ip->i_d.di_nlink++;
inc_nlink(VFS_I(ip));
if ((ip->i_d.di_version == 1) &&
xfs_bmap_init(&free_list, &first_block);
+ if (sip->i_d.di_nlink == 0) {
+ error = xfs_iunlink_remove(tp, sip);
+ if (error)
+ goto abort_return;
+ }
+
error = xfs_dir_createname(tp, tdp, target_name, sip->i_ino,
&first_block, &free_list, resblks);
if (error)
}
/*
+ * For removing an inode from unlinked list at first, we can modify:
+ * the agi hash list and counters: sector size
+ * the on disk inode before ours in the agi hash list: inode cluster size
+ */
+STATIC uint
+xfs_calc_iunlink_remove_reservation(
+ struct xfs_mount *mp)
+{
+ return xfs_calc_buf_res(1, mp->m_sb.sb_sectsize) +
+ MAX((__uint16_t)XFS_FSB_TO_B(mp, 1),
+ (__uint16_t)XFS_INODE_CLUSTER_SIZE(mp));
+}
+
+/*
* For creating a link to an inode:
* the parent directory inode: inode size
* the linked inode: inode size
struct xfs_mount *mp)
{
return XFS_DQUOT_LOGRES(mp) +
+ xfs_calc_iunlink_remove_reservation(mp) +
MAX((xfs_calc_inode_res(mp, 2) +
xfs_calc_buf_res(XFS_DIROP_LOG_COUNT(mp),
XFS_FSB_TO_B(mp, 1))),
{
return XFS_DQUOT_LOGRES(mp) +
xfs_calc_inode_res(mp, 1) +
- xfs_calc_buf_res(2, mp->m_sb.sb_sectsize) +
+ xfs_calc_buf_res(1, mp->m_sb.sb_sectsize) +
xfs_calc_buf_res(1, XFS_FSB_TO_B(mp, 1)) +
- max_t(uint, XFS_FSB_TO_B(mp, 1), XFS_INODE_CLUSTER_SIZE(mp)) +
+ xfs_calc_iunlink_remove_reservation(mp) +
xfs_calc_buf_res(1, 0) +
xfs_calc_buf_res(2 + XFS_IALLOC_BLOCKS(mp) +
mp->m_in_maxlevels, 0) +