diff options
| -rw-r--r-- | fs/xfs/xfs_rename.c | 75 |
1 files changed, 10 insertions, 65 deletions
diff --git a/fs/xfs/xfs_rename.c b/fs/xfs/xfs_rename.c index 6a141427f68..d8063e1ad29 100644 --- a/fs/xfs/xfs_rename.c +++ b/fs/xfs/xfs_rename.c @@ -137,9 +137,7 @@ xfs_rename( int cancel_flags; int committed; xfs_inode_t *inodes[4]; - int target_ip_dropped = 0; /* dropped target_ip link? */ int spaceres; - int target_link_zero = 0; int num_inodes; xfs_itrace_entry(src_dp); @@ -174,10 +172,6 @@ xfs_rename( xfs_sort_for_rename(src_dp, target_dp, src_ip, target_ip, inodes, &num_inodes); - IHOLD(src_ip); - if (target_ip) - IHOLD(target_ip); - XFS_BMAP_INIT(&free_list, &first_block); tp = xfs_trans_alloc(mp, XFS_TRANS_RENAME); cancel_flags = XFS_TRANS_RELEASE_LOG_RES; @@ -191,7 +185,7 @@ xfs_rename( } if (error) { xfs_trans_cancel(tp, 0); - goto rele_return; + goto std_return; } /* @@ -199,7 +193,7 @@ xfs_rename( */ if ((error = XFS_QM_DQVOPRENAME(mp, inodes))) { xfs_trans_cancel(tp, cancel_flags); - goto rele_return; + goto std_return; } /* @@ -220,7 +214,7 @@ xfs_rename( error = XFS_ERROR(EXDEV); xfs_rename_unlock4(inodes, XFS_ILOCK_SHARED); xfs_trans_cancel(tp, cancel_flags); - goto rele_return; + goto std_return; } /* @@ -233,17 +227,17 @@ xfs_rename( */ IHOLD(src_dp); xfs_trans_ijoin(tp, src_dp, XFS_ILOCK_EXCL); + if (new_parent) { IHOLD(target_dp); xfs_trans_ijoin(tp, target_dp, XFS_ILOCK_EXCL); } - if ((src_ip != src_dp) && (src_ip != target_dp)) { - xfs_trans_ijoin(tp, src_ip, XFS_ILOCK_EXCL); - } - if ((target_ip != NULL) && - (target_ip != src_ip) && - (target_ip != src_dp) && - (target_ip != target_dp)) { + + IHOLD(src_ip); + xfs_trans_ijoin(tp, src_ip, XFS_ILOCK_EXCL); + + if (target_ip) { + IHOLD(target_ip); xfs_trans_ijoin(tp, target_ip, XFS_ILOCK_EXCL); } @@ -317,7 +311,6 @@ xfs_rename( error = xfs_droplink(tp, target_ip); if (error) goto abort_return; - target_ip_dropped = 1; if (src_is_directory) { /* @@ -327,10 +320,6 @@ xfs_rename( if (error) goto abort_return; } - - /* Do this test while we still hold the locks */ - target_link_zero = (target_ip)->i_d.di_nlink==0; - } /* target_ip != NULL */ /* @@ -397,15 +386,6 @@ xfs_rename( } /* - * If there was a target inode, take an extra reference on - * it here so that it doesn't go to xfs_inactive() from - * within the commit. - */ - if (target_ip != NULL) { - IHOLD(target_ip); - } - - /* * If this is a synchronous mount, make sure that the * rename transaction goes to disk before returning to * the user. @@ -414,30 +394,11 @@ xfs_rename( xfs_trans_set_sync(tp); } - /* - * Take refs. for vop_link_removed calls below. No need to worry - * about directory refs. because the caller holds them. - * - * Do holds before the xfs_bmap_finish since it might rele them down - * to zero. - */ - - if (target_ip_dropped) - IHOLD(target_ip); - IHOLD(src_ip); - error = xfs_bmap_finish(&tp, &free_list, &committed); if (error) { xfs_bmap_cancel(&free_list); xfs_trans_cancel(tp, (XFS_TRANS_RELEASE_LOG_RES | XFS_TRANS_ABORT)); - if (target_ip != NULL) { - IRELE(target_ip); - } - if (target_ip_dropped) { - IRELE(target_ip); - } - IRELE(src_ip); goto std_return; } @@ -446,15 +407,6 @@ xfs_rename( * the vnode references. */ error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES); - if (target_ip != NULL) - IRELE(target_ip); - /* - * Let interposed file systems know about removed links. - */ - if (target_ip_dropped) - IRELE(target_ip); - - IRELE(src_ip); /* Fall through to std_return with error = 0 or errno from * xfs_trans_commit */ @@ -476,11 +428,4 @@ std_return: xfs_bmap_cancel(&free_list); xfs_trans_cancel(tp, cancel_flags); goto std_return; - - rele_return: - IRELE(src_ip); - if (target_ip != NULL) { - IRELE(target_ip); - } - goto std_return; } |