aboutsummaryrefslogtreecommitdiffstats
path: root/fs/xfs/xfs_attr_leaf.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/xfs/xfs_attr_leaf.c')
-rw-r--r--fs/xfs/xfs_attr_leaf.c58
1 files changed, 27 insertions, 31 deletions
diff --git a/fs/xfs/xfs_attr_leaf.c b/fs/xfs/xfs_attr_leaf.c
index 6c323f8a4cd1..afdc8911637d 100644
--- a/fs/xfs/xfs_attr_leaf.c
+++ b/fs/xfs/xfs_attr_leaf.c
@@ -155,7 +155,8 @@ xfs_attr_shortform_bytesfit(xfs_inode_t *dp, int bytes)
155 * minimum offset only needs to be the space required for 155 * minimum offset only needs to be the space required for
156 * the btree root. 156 * the btree root.
157 */ 157 */
158 if (!dp->i_d.di_forkoff && dp->i_df.if_bytes > mp->m_attroffset) 158 if (!dp->i_d.di_forkoff && dp->i_df.if_bytes >
159 xfs_default_attroffset(dp))
159 dsize = XFS_BMDR_SPACE_CALC(MINDBTPTRS); 160 dsize = XFS_BMDR_SPACE_CALC(MINDBTPTRS);
160 break; 161 break;
161 162
@@ -298,6 +299,26 @@ xfs_attr_shortform_add(xfs_da_args_t *args, int forkoff)
298} 299}
299 300
300/* 301/*
302 * After the last attribute is removed revert to original inode format,
303 * making all literal area available to the data fork once more.
304 */
305STATIC void
306xfs_attr_fork_reset(
307 struct xfs_inode *ip,
308 struct xfs_trans *tp)
309{
310 xfs_idestroy_fork(ip, XFS_ATTR_FORK);
311 ip->i_d.di_forkoff = 0;
312 ip->i_d.di_aformat = XFS_DINODE_FMT_EXTENTS;
313
314 ASSERT(ip->i_d.di_anextents == 0);
315 ASSERT(ip->i_afp == NULL);
316
317 ip->i_df.if_ext_max = XFS_IFORK_DSIZE(ip) / sizeof(xfs_bmbt_rec_t);
318 xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
319}
320
321/*
301 * Remove an attribute from the shortform attribute list structure. 322 * Remove an attribute from the shortform attribute list structure.
302 */ 323 */
303int 324int
@@ -344,22 +365,10 @@ xfs_attr_shortform_remove(xfs_da_args_t *args)
344 */ 365 */
345 totsize -= size; 366 totsize -= size;
346 if (totsize == sizeof(xfs_attr_sf_hdr_t) && 367 if (totsize == sizeof(xfs_attr_sf_hdr_t) &&
347 !(args->op_flags & XFS_DA_OP_ADDNAME) && 368 (mp->m_flags & XFS_MOUNT_ATTR2) &&
348 (mp->m_flags & XFS_MOUNT_ATTR2) && 369 (dp->i_d.di_format != XFS_DINODE_FMT_BTREE) &&
349 (dp->i_d.di_format != XFS_DINODE_FMT_BTREE)) { 370 !(args->op_flags & XFS_DA_OP_ADDNAME)) {
350 /* 371 xfs_attr_fork_reset(dp, args->trans);
351 * Last attribute now removed, revert to original
352 * inode format making all literal area available
353 * to the data fork once more.
354 */
355 xfs_idestroy_fork(dp, XFS_ATTR_FORK);
356 dp->i_d.di_forkoff = 0;
357 dp->i_d.di_aformat = XFS_DINODE_FMT_EXTENTS;
358 ASSERT(dp->i_d.di_anextents == 0);
359 ASSERT(dp->i_afp == NULL);
360 dp->i_df.if_ext_max =
361 XFS_IFORK_DSIZE(dp) / (uint)sizeof(xfs_bmbt_rec_t);
362 xfs_trans_log_inode(args->trans, dp, XFS_ILOG_CORE);
363 } else { 372 } else {
364 xfs_idata_realloc(dp, -size, XFS_ATTR_FORK); 373 xfs_idata_realloc(dp, -size, XFS_ATTR_FORK);
365 dp->i_d.di_forkoff = xfs_attr_shortform_bytesfit(dp, totsize); 374 dp->i_d.di_forkoff = xfs_attr_shortform_bytesfit(dp, totsize);
@@ -786,20 +795,7 @@ xfs_attr_leaf_to_shortform(xfs_dabuf_t *bp, xfs_da_args_t *args, int forkoff)
786 if (forkoff == -1) { 795 if (forkoff == -1) {
787 ASSERT(dp->i_mount->m_flags & XFS_MOUNT_ATTR2); 796 ASSERT(dp->i_mount->m_flags & XFS_MOUNT_ATTR2);
788 ASSERT(dp->i_d.di_format != XFS_DINODE_FMT_BTREE); 797 ASSERT(dp->i_d.di_format != XFS_DINODE_FMT_BTREE);
789 798 xfs_attr_fork_reset(dp, args->trans);
790 /*
791 * Last attribute was removed, revert to original
792 * inode format making all literal area available
793 * to the data fork once more.
794 */
795 xfs_idestroy_fork(dp, XFS_ATTR_FORK);
796 dp->i_d.di_forkoff = 0;
797 dp->i_d.di_aformat = XFS_DINODE_FMT_EXTENTS;
798 ASSERT(dp->i_d.di_anextents == 0);
799 ASSERT(dp->i_afp == NULL);
800 dp->i_df.if_ext_max =
801 XFS_IFORK_DSIZE(dp) / (uint)sizeof(xfs_bmbt_rec_t);
802 xfs_trans_log_inode(args->trans, dp, XFS_ILOG_CORE);
803 goto out; 799 goto out;
804 } 800 }
805 801