diff options
Diffstat (limited to 'fs/xfs')
| -rw-r--r-- | fs/xfs/xfs_inode.c | 10 | ||||
| -rw-r--r-- | fs/xfs/xfs_trans_resv.c | 19 |
2 files changed, 26 insertions, 3 deletions
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index ac133ea91c4b..b08b5a84cf0a 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -61,6 +61,8 @@ kmem_zone_t *xfs_inode_zone; 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 */ @@ -1118,7 +1120,7 @@ xfs_bumplink( { 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) && @@ -1504,6 +1506,12 @@ xfs_link( 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) diff --git a/fs/xfs/xfs_trans_resv.c b/fs/xfs/xfs_trans_resv.c index bd3b4b7831b7..76f9a02bc36b 100644 --- a/fs/xfs/xfs_trans_resv.c +++ b/fs/xfs/xfs_trans_resv.c @@ -204,6 +204,20 @@ xfs_calc_rename_reservation( } /* + * 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 @@ -220,6 +234,7 @@ xfs_calc_link_reservation( 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))), @@ -410,9 +425,9 @@ xfs_calc_ifree_reservation( { 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) + |