173 	struct ksmbd_inode *ci = NULL, *ret_ci = NULL;  in __ksmbd_inode_lookup()  local
175 	hlist_for_each_entry(ci, head, m_hash) {  in __ksmbd_inode_lookup()
176 		if (ci->m_de == de) {  in __ksmbd_inode_lookup()
177 			if (atomic_inc_not_zero(&ci->m_count))  in __ksmbd_inode_lookup()
178 				ret_ci = ci;  in __ksmbd_inode_lookup()
192 	struct ksmbd_inode *ci;  in ksmbd_inode_lookup_lock()  local
195 	ci = __ksmbd_inode_lookup(d);  in ksmbd_inode_lookup_lock()
198 	return ci;  in ksmbd_inode_lookup_lock()
203 	struct ksmbd_inode *ci;  in ksmbd_query_inode_status()  local
207 	ci = __ksmbd_inode_lookup(dentry);  in ksmbd_query_inode_status()
209 	if (!ci)  in ksmbd_query_inode_status()
212 	down_read(&ci->m_lock);  in ksmbd_query_inode_status()
213 	if (ci->m_flags & (S_DEL_PENDING | S_DEL_ON_CLS))  in ksmbd_query_inode_status()
217 	up_read(&ci->m_lock);  in ksmbd_query_inode_status()
219 	atomic_dec(&ci->m_count);  in ksmbd_query_inode_status()
225 	struct ksmbd_inode *ci = fp->f_ci;  in ksmbd_inode_pending_delete()  local
228 	down_read(&ci->m_lock);  in ksmbd_inode_pending_delete()
229 	ret = (ci->m_flags & (S_DEL_PENDING | S_DEL_ON_CLS));  in ksmbd_inode_pending_delete()
230 	up_read(&ci->m_lock);  in ksmbd_inode_pending_delete()
237 	struct ksmbd_inode *ci = fp->f_ci;  in ksmbd_set_inode_pending_delete()  local
239 	down_write(&ci->m_lock);  in ksmbd_set_inode_pending_delete()
240 	ci->m_flags |= S_DEL_PENDING;  in ksmbd_set_inode_pending_delete()
241 	up_write(&ci->m_lock);  in ksmbd_set_inode_pending_delete()
246 	struct ksmbd_inode *ci = fp->f_ci;  in ksmbd_clear_inode_pending_delete()  local
248 	down_write(&ci->m_lock);  in ksmbd_clear_inode_pending_delete()
249 	ci->m_flags &= ~S_DEL_PENDING;  in ksmbd_clear_inode_pending_delete()
250 	up_write(&ci->m_lock);  in ksmbd_clear_inode_pending_delete()
256 	struct ksmbd_inode *ci = fp->f_ci;  in ksmbd_fd_set_delete_on_close()  local
258 	down_write(&ci->m_lock);  in ksmbd_fd_set_delete_on_close()
260 		ci->m_flags |= S_DEL_ON_CLS_STREAM;  in ksmbd_fd_set_delete_on_close()
262 		ci->m_flags |= S_DEL_ON_CLS;  in ksmbd_fd_set_delete_on_close()
263 	up_write(&ci->m_lock);  in ksmbd_fd_set_delete_on_close()
266 static void ksmbd_inode_hash(struct ksmbd_inode *ci)  in ksmbd_inode_hash()  argument
269 		inode_hash(d_inode(ci->m_de)->i_sb, (unsigned long)ci->m_de);  in ksmbd_inode_hash()
271 	hlist_add_head(&ci->m_hash, b);  in ksmbd_inode_hash()
274 static void ksmbd_inode_unhash(struct ksmbd_inode *ci)  in ksmbd_inode_unhash()  argument
277 	hlist_del_init(&ci->m_hash);  in ksmbd_inode_unhash()
281 static int ksmbd_inode_init(struct ksmbd_inode *ci, struct ksmbd_file *fp)  in ksmbd_inode_init()  argument
283 	atomic_set(&ci->m_count, 1);  in ksmbd_inode_init()
284 	atomic_set(&ci->op_count, 0);  in ksmbd_inode_init()
285 	atomic_set(&ci->sop_count, 0);  in ksmbd_inode_init()
286 	ci->m_flags = 0;  in ksmbd_inode_init()
287 	ci->m_fattr = 0;  in ksmbd_inode_init()
288 	INIT_LIST_HEAD(&ci->m_fp_list);  in ksmbd_inode_init()
289 	INIT_LIST_HEAD(&ci->m_op_list);  in ksmbd_inode_init()
290 	init_rwsem(&ci->m_lock);  in ksmbd_inode_init()
291 	ci->m_de = fp->filp->f_path.dentry;  in ksmbd_inode_init()
297 	struct ksmbd_inode *ci, *tmpci;  in ksmbd_inode_get()  local
301 	ci = ksmbd_inode_lookup(fp);  in ksmbd_inode_get()
303 	if (ci)  in ksmbd_inode_get()
304 		return ci;  in ksmbd_inode_get()
306 	ci = kmalloc_obj(struct ksmbd_inode, KSMBD_DEFAULT_GFP);  in ksmbd_inode_get()
307 	if (!ci)  in ksmbd_inode_get()
310 	rc = ksmbd_inode_init(ci, fp);  in ksmbd_inode_get()
313 		kfree(ci);  in ksmbd_inode_get()
320 		ksmbd_inode_hash(ci);  in ksmbd_inode_get()
322 		kfree(ci);  in ksmbd_inode_get()
323 		ci = tmpci;  in ksmbd_inode_get()
326 	return ci;  in ksmbd_inode_get()
329 static void ksmbd_inode_free(struct ksmbd_inode *ci)  in ksmbd_inode_free()  argument
331 	ksmbd_inode_unhash(ci);  in ksmbd_inode_free()
332 	kfree(ci);  in ksmbd_inode_free()
335 void ksmbd_inode_put(struct ksmbd_inode *ci)  in ksmbd_inode_put()  argument
337 	if (atomic_dec_and_test(&ci->m_count))  in ksmbd_inode_put()
338 		ksmbd_inode_free(ci);  in ksmbd_inode_put()
370 	struct ksmbd_inode *ci = fp->f_ci;  in __ksmbd_inode_close()  local
379 		down_write(&ci->m_lock);  in __ksmbd_inode_close()
380 		if (ci->m_flags & S_DEL_ON_CLS_STREAM) {  in __ksmbd_inode_close()
381 			ci->m_flags &= ~S_DEL_ON_CLS_STREAM;  in __ksmbd_inode_close()
384 		up_write(&ci->m_lock);  in __ksmbd_inode_close()
397 	if (atomic_dec_and_test(&ci->m_count)) {  in __ksmbd_inode_close()
400 		down_write(&ci->m_lock);  in __ksmbd_inode_close()
401 		if (ci->m_flags & (S_DEL_ON_CLS | S_DEL_PENDING)) {  in __ksmbd_inode_close()
402 			ci->m_flags &= ~(S_DEL_ON_CLS | S_DEL_PENDING);  in __ksmbd_inode_close()
405 		up_write(&ci->m_lock);  in __ksmbd_inode_close()
410 		ksmbd_inode_free(ci);  in __ksmbd_inode_close()
664 	struct ksmbd_inode	*ci;  in ksmbd_lookup_fd_inode()  local
668 	ci = __ksmbd_inode_lookup(dentry);  in ksmbd_lookup_fd_inode()
670 	if (!ci)  in ksmbd_lookup_fd_inode()
673 	down_read(&ci->m_lock);  in ksmbd_lookup_fd_inode()
674 	list_for_each_entry(lfp, &ci->m_fp_list, node) {  in ksmbd_lookup_fd_inode()
676 			atomic_dec(&ci->m_count);  in ksmbd_lookup_fd_inode()
678 			up_read(&ci->m_lock);  in ksmbd_lookup_fd_inode()
682 	atomic_dec(&ci->m_count);  in ksmbd_lookup_fd_inode()
683 	up_read(&ci->m_lock);  in ksmbd_lookup_fd_inode()
995 	struct ksmbd_inode *ci;  in session_fd_check()  local
1003 	ci = fp->f_ci;  in session_fd_check()
1004 	down_write(&ci->m_lock);  in session_fd_check()
1005 	list_for_each_entry_rcu(op, &ci->m_op_list, op_entry) {  in session_fd_check()
1012 	up_write(&ci->m_lock);  in session_fd_check()
1091 	struct ksmbd_inode *ci;  in ksmbd_reopen_durable_fd()  local
1107 	ci = fp->f_ci;  in ksmbd_reopen_durable_fd()
1108 	down_write(&ci->m_lock);  in ksmbd_reopen_durable_fd()
1109 	list_for_each_entry_rcu(op, &ci->m_op_list, op_entry) {  in ksmbd_reopen_durable_fd()
1115 	up_write(&ci->m_lock);  in ksmbd_reopen_durable_fd()