Lines Matching refs:real
41 * Before encoding a non-upper directory file handle from real layer N, we need
42 * to check if it will be possible to reconnect an overlay dentry from the real
177 * (*) Decoding a connected overlay dir from real lower dentry is not always
288 * Find or instantiate an overlay dentry from real dentries and index.
370 * Lookup a child overlay dentry to get a connected overlay dentry whose real
371 * dentry is @real. If @real is on upper layer, we lookup a child overlay
372 * dentry with the same name as the real dentry. Otherwise, we need to consult
376 struct dentry *real,
385 * Lookup child overlay dentry by real name. The dir mutex protects us
387 * real has already been moved to a parent that is not under the
389 * connected real path from the top.
393 parent = dget_parent(real);
398 * We also need to take a snapshot of real dentry name to protect us
401 * pointer because we hold no lock on the real dentry.
403 take_dentry_name_snapshot(&name, real);
418 } else if (ovl_dentry_real_at(this, layer->idx) != real) {
430 pr_warn_ratelimited("failed to lookup one by real (%pd2, layer=%d, connected=%pd2, err=%i)\n",
431 real, layer->idx, connected, err);
437 struct dentry *real,
441 * Lookup an indexed or hashed overlay dentry by real inode.
444 struct dentry *real,
456 inode = ovl_lookup_inode(sb, real, !layer->idx);
468 if (!this && layer->idx && ofs->indexdir && !WARN_ON(!d_is_dir(real))) {
469 index = ovl_lookup_index(ofs, NULL, real, false);
496 if (ovl_dentry_real_at(this, layer->idx) != real) {
505 * Lookup an indexed or hashed overlay dentry, whose real dentry is an
506 * ancestor of @real.
509 struct dentry *real,
515 if (real == layer->mnt->mnt_root)
519 next = dget(real);
525 * cache or in index by real inode.
537 * If @real has been moved out of the layer root directory,
538 * we will eventully hit the real fs root. This cannot happen
557 * Lookup a connected overlay dentry whose real dentry is @real.
558 * If @real is on upper layer, we lookup a child overlay dentry with the same
559 * path the real dentry. Otherwise, we need to consult index for lookup.
562 struct dentry *real,
568 connected = ovl_lookup_real_ancestor(sb, real, layer);
578 if (real_connected == real)
582 next = dget(real);
590 * If real has been moved out of 'real_connected',
604 * If real file has been moved out of the layer root
605 * directory, we will eventully hit the real fs root.
628 * still an ancestor of 'real'. There is a good chance
634 this = ovl_lookup_real_ancestor(sb, real,
654 pr_warn_ratelimited("failed to lookup by real (%pd2, layer=%d, connected=%pd2, err=%i)\n",
655 real, layer->idx, connected, err);
661 * Get an overlay dentry from upper/lower real dentries and index.
670 struct dentry *real = upper ?: (index ?: lowerpath->dentry);
673 * Obtain a disconnected overlay dentry from a non-dir real dentry
676 if (!d_is_dir(real))
680 if ((real->d_flags & DCACHE_DISCONNECTED) || d_unhashed(real))
684 * If real dentry is connected and hashed, get a connected overlay
685 * dentry whose real dentry is @real.
687 return ovl_lookup_real(sb, real, layer);