Lines Matching refs:vnode
32 static noinline void dump_vnode(struct afs_vnode *vnode, struct afs_vnode *parent_vnode)
36 pr_warn("kAFS: AFS vnode with undefined type %u\n", vnode->status.type);
38 vnode->status.abort_code,
39 vnode->status.mode,
40 vnode->status.size,
41 vnode->status.data_version);
42 pr_warn("kAFS: vnode %llx:%llx:%x\n",
43 vnode->fid.vid,
44 vnode->fid.vnode,
45 vnode->fid.unique);
49 parent_vnode->fid.vnode,
57 * Initialise an inode from the vnode status.
61 struct afs_vnode *vnode)
64 struct inode *inode = AFS_VNODE_TO_I(vnode);
68 vp->fid.vid, vp->fid.vnode, vp->fid.unique,
78 write_seqlock(&vnode->cb_lock);
80 vnode->cb_v_break = op->cb_v_break;
81 vnode->cb_s_break = op->cb_s_break;
82 vnode->status = *status;
91 set_nlink(&vnode->vfs_inode, status->nlink);
111 set_bit(AFS_VNODE_MOUNTPOINT, &vnode->flags);
125 dump_vnode(vnode, op->file[0].vnode != vnode ? op->file[0].vnode : NULL);
126 write_sequnlock(&vnode->cb_lock);
130 afs_set_i_size(vnode, status->size);
132 vnode->invalid_before = status->data_version;
133 inode_set_iversion_raw(&vnode->vfs_inode, status->data_version);
138 vnode->cb_expires_at = ktime_get_real_seconds();
140 vnode->cb_expires_at = vp->scb.callback.expires_at;
141 vnode->cb_server = op->server;
142 set_bit(AFS_VNODE_CB_PROMISED, &vnode->flags);
145 write_sequnlock(&vnode->cb_lock);
156 struct afs_vnode *vnode = vp->vnode;
157 struct inode *inode = &vnode->vfs_inode;
164 vp->fid.vid, vp->fid.vnode, vp->fid.unique,
167 BUG_ON(test_bit(AFS_VNODE_UNSET, &vnode->flags));
169 if (status->type != vnode->status.type) {
171 vnode->fid.vid,
172 vnode->fid.vnode,
173 vnode->fid.unique,
174 status->type, vnode->status.type);
179 if (status->nlink != vnode->status.nlink)
182 if (status->owner != vnode->status.owner)
185 if (status->group != vnode->status.group)
188 if (status->mode != vnode->status.mode) {
200 if (vnode->status.data_version != status->data_version)
203 vnode->status = *status;
206 if (test_bit(AFS_VNODE_CB_PROMISED, &vnode->flags))
207 pr_warn("kAFS: vnode modified {%llx:%llu} %llx->%llx %s\n",
208 vnode->fid.vid, vnode->fid.vnode,
213 vnode->invalid_before = status->data_version;
214 if (vnode->status.type == AFS_FTYPE_DIR) {
215 if (test_and_clear_bit(AFS_VNODE_DIR_VALID, &vnode->flags))
216 afs_stat_v(vnode, n_inval);
218 set_bit(AFS_VNODE_ZAP_DATA, &vnode->flags);
222 } else if (vnode->status.type == AFS_FTYPE_DIR) {
227 if (test_bit(AFS_VNODE_DIR_VALID, &vnode->flags))
241 afs_set_i_size(vnode, status->size);
249 * Apply a callback to a vnode.
255 struct afs_vnode *vnode = vp->vnode;
257 if (!afs_cb_is_broken(vp->cb_break_before, vnode)) {
258 vnode->cb_expires_at = cb->expires_at;
259 vnode->cb_server = op->server;
260 set_bit(AFS_VNODE_CB_PROMISED, &vnode->flags);
270 struct afs_vnode *vnode = vp->vnode;
274 write_seqlock(&vnode->cb_lock);
281 set_bit(AFS_VNODE_DELETED, &vnode->flags);
282 clear_nlink(&vnode->vfs_inode);
283 __afs_break_callback(vnode, afs_cb_break_for_deleted);
288 (test_bit(AFS_VNODE_MODIFYING, &vnode->flags) ||
289 vp->dv_before != vnode->status.data_version))
299 drop_nlink(&vnode->vfs_inode);
300 if (vnode->vfs_inode.i_nlink == 0) {
301 set_bit(AFS_VNODE_DELETED, &vnode->flags);
302 __afs_break_callback(vnode, afs_cb_break_for_deleted);
307 write_sequnlock(&vnode->cb_lock);
310 afs_cache_permit(vnode, op->key, vp->cb_break_before, &vp->scb);
316 struct afs_vnode *vnode = vp->vnode;
319 if (vnode->vfs_inode.i_state & I_NEW) {
320 ret = afs_inode_init_from_status(op, vp, vnode);
323 afs_cache_permit(vnode, op->key, vp->cb_break_before, &vp->scb);
339 int afs_fetch_status(struct afs_vnode *vnode, struct key *key, bool is_new,
345 vnode->volume->name,
346 vnode->fid.vid, vnode->fid.vnode, vnode->fid.unique,
347 vnode->flags);
349 op = afs_alloc_operation(key, vnode->volume);
353 afs_op_set_vnode(op, 0, vnode);
370 struct afs_vnode *vnode = AFS_FS_I(inode);
373 return (fid->vnode == vnode->fid.vnode &&
374 fid->vnode_hi == vnode->fid.vnode_hi &&
375 fid->unique == vnode->fid.unique);
384 //struct afs_vnode *vnode = AFS_FS_I(inode);
396 struct afs_vnode *vnode = AFS_FS_I(inode);
398 vnode->volume = as->volume;
399 vnode->fid = vp->fid;
401 /* YFS supports 96-bit vnode IDs, but Linux only supports
404 inode->i_ino = vnode->fid.vnode;
405 inode->i_generation = vnode->fid.unique;
412 static void afs_get_inode_cache(struct afs_vnode *vnode)
422 if (vnode->status.type == AFS_FTYPE_DIR) {
423 vnode->cache = NULL;
427 key.vnode_id = vnode->fid.vnode;
428 key.unique = vnode->fid.unique;
429 key.vnode_id_ext[0] = vnode->fid.vnode >> 32;
430 key.vnode_id_ext[1] = vnode->fid.vnode_hi;
431 aux.data_version = vnode->status.data_version;
433 vnode->cache = fscache_acquire_cookie(vnode->volume->cache,
437 vnode, vnode->status.size, true);
447 struct super_block *sb = dvp->vnode->vfs_inode.i_sb;
448 struct afs_vnode *vnode;
452 _enter(",{%llx:%llu.%u},,", vp->fid.vid, vp->fid.vnode, vp->fid.unique);
454 inode = iget5_locked(sb, vp->fid.vnode, afs_iget5_test, afs_iget5_set, vp);
460 vnode = AFS_FS_I(inode);
463 inode, vnode->fid.vid, vnode->fid.vnode, vnode->fid.unique);
471 ret = afs_inode_init_from_status(op, vp, vnode);
475 afs_get_inode_cache(vnode);
478 clear_bit(AFS_VNODE_UNSET, &vnode->flags);
493 struct afs_vnode *vnode = AFS_FS_I(inode);
495 vnode->volume = as->volume;
496 vnode->fid.vid = as->volume->vid,
497 vnode->fid.vnode = 1;
498 vnode->fid.unique = 1;
505 * Set up the root inode for a volume. This is always vnode 1, unique 1 within
512 struct afs_vnode *vnode;
528 vnode = AFS_FS_I(inode);
529 vnode->cb_v_break = as->volume->cb_v_break,
537 afs_op_set_vnode(op, 0, vnode);
545 afs_get_inode_cache(vnode);
547 clear_bit(AFS_VNODE_UNSET, &vnode->flags);
562 static void afs_zap_data(struct afs_vnode *vnode)
564 _enter("{%llx:%llu}", vnode->fid.vid, vnode->fid.vnode);
567 fscache_invalidate(vnode->cache);
573 if (S_ISREG(vnode->vfs_inode.i_mode))
574 invalidate_remote_inode(&vnode->vfs_inode);
576 invalidate_inode_pages2(vnode->vfs_inode.i_mapping);
580 * Get the server reinit counter for a vnode's current server.
582 static bool afs_get_s_break_rcu(struct afs_vnode *vnode, unsigned int *_s_break)
584 struct afs_server_list *slist = rcu_dereference(vnode->volume->servers);
590 if (server == vnode->cb_server) {
600 * Check the validity of a vnode/inode.
602 bool afs_check_validity(struct afs_vnode *vnode)
604 struct afs_volume *volume = vnode->volume;
612 read_seqbegin_or_lock(&vnode->cb_lock, &seq);
614 cb_break = vnode->cb_break;
616 if (test_bit(AFS_VNODE_CB_PROMISED, &vnode->flags) &&
617 afs_get_s_break_rcu(vnode, &cb_s_break)) {
618 if (vnode->cb_s_break != cb_s_break ||
619 vnode->cb_v_break != cb_v_break) {
620 vnode->cb_s_break = cb_s_break;
621 vnode->cb_v_break = cb_v_break;
624 } else if (test_bit(AFS_VNODE_ZAP_DATA, &vnode->flags)) {
627 } else if (vnode->cb_expires_at - 10 <= now) {
633 } else if (test_bit(AFS_VNODE_DELETED, &vnode->flags)) {
636 vnode->cb_v_break = cb_v_break;
640 } while (need_seqretry(&vnode->cb_lock, seq));
642 done_seqretry(&vnode->cb_lock, seq);
645 write_seqlock(&vnode->cb_lock);
646 if (cb_break == vnode->cb_break)
647 __afs_break_callback(vnode, need_clear);
649 trace_afs_cb_miss(&vnode->fid, need_clear);
650 write_sequnlock(&vnode->cb_lock);
658 * validate a vnode/inode
666 int afs_validate(struct afs_vnode *vnode, struct key *key)
672 vnode->fid.vid, vnode->fid.vnode, vnode->flags,
676 valid = afs_check_validity(vnode);
679 if (test_bit(AFS_VNODE_DELETED, &vnode->flags))
680 clear_nlink(&vnode->vfs_inode);
685 down_write(&vnode->validate_lock);
691 if (!test_bit(AFS_VNODE_CB_PROMISED, &vnode->flags)) {
693 ret = afs_fetch_status(vnode, key, false, NULL);
696 set_bit(AFS_VNODE_DELETED, &vnode->flags);
701 _debug("new promise [fl=%lx]", vnode->flags);
704 if (test_bit(AFS_VNODE_DELETED, &vnode->flags)) {
710 /* if the vnode's data version number changed then its contents are
712 if (test_and_clear_bit(AFS_VNODE_ZAP_DATA, &vnode->flags))
713 afs_zap_data(vnode);
714 up_write(&vnode->validate_lock);
720 up_write(&vnode->validate_lock);
732 struct afs_vnode *vnode = AFS_FS_I(inode);
738 if (vnode->volume &&
740 !test_bit(AFS_VNODE_CB_PROMISED, &vnode->flags)) {
741 key = afs_request_key(vnode->volume->cell);
744 ret = afs_validate(vnode, key);
751 read_seqbegin_or_lock(&vnode->cb_lock, &seq);
753 if (test_bit(AFS_VNODE_SILLY_DELETED, &vnode->flags) &&
756 } while (need_seqretry(&vnode->cb_lock, seq));
758 done_seqretry(&vnode->cb_lock, seq);
780 struct afs_vnode *vnode;
782 vnode = AFS_FS_I(inode);
785 vnode->fid.vid,
786 vnode->fid.vnode,
787 vnode->fid.unique);
791 ASSERTCMP(inode->i_ino, ==, vnode->fid.vnode);
796 while (!list_empty(&vnode->wb_keys)) {
797 struct afs_wb_key *wbk = list_entry(vnode->wb_keys.next,
807 aux.data_version = vnode->status.data_version;
808 fscache_relinquish_cookie(vnode->cache, &aux,
809 test_bit(AFS_VNODE_DELETED, &vnode->flags));
810 vnode->cache = NULL;
814 afs_prune_wb_keys(vnode);
815 afs_put_permits(rcu_access_pointer(vnode->permit_cache));
816 key_put(vnode->silly_key);
817 vnode->silly_key = NULL;
818 key_put(vnode->lock_key);
819 vnode->lock_key = NULL;
826 struct inode *inode = &vp->vnode->vfs_inode;
843 struct inode *inode = &vp->vnode->vfs_inode;
867 struct afs_vnode *vnode = AFS_FS_I(d_inode(dentry));
871 vnode->fid.vid, vnode->fid.vnode, dentry,
882 if (!S_ISREG(vnode->vfs_inode.i_mode))
885 ret = inode_newsize_ok(&vnode->vfs_inode, attr->ia_size);
889 if (attr->ia_size == i_size_read(&vnode->vfs_inode))
894 if (S_ISREG(vnode->vfs_inode.i_mode))
895 filemap_write_and_wait(vnode->vfs_inode.i_mapping);
898 down_write(&vnode->validate_lock);
902 vnode->volume);
908 afs_op_set_vnode(op, 0, vnode);
923 up_write(&vnode->validate_lock);