174 	struct ksmbd_inode *ci = NULL, *ret_ci = NULL;  in __ksmbd_inode_lookup()  local
176 	hlist_for_each_entry(ci, head, m_hash) {  in __ksmbd_inode_lookup()
177 		if (ci->m_de == de) {  in __ksmbd_inode_lookup()
178 			if (atomic_inc_not_zero(&ci->m_count))  in __ksmbd_inode_lookup()
179 				ret_ci = ci;  in __ksmbd_inode_lookup()
193 	struct ksmbd_inode *ci;  in ksmbd_inode_lookup_lock()  local
196 	ci = __ksmbd_inode_lookup(d);  in ksmbd_inode_lookup_lock()
199 	return ci;  in ksmbd_inode_lookup_lock()
204 	struct ksmbd_inode *ci;  in ksmbd_query_inode_status()  local
208 	ci = __ksmbd_inode_lookup(dentry);  in ksmbd_query_inode_status()
210 	if (!ci)  in ksmbd_query_inode_status()
213 	down_read(&ci->m_lock);  in ksmbd_query_inode_status()
214 	if (ci->m_flags & (S_DEL_PENDING | S_DEL_ON_CLS))  in ksmbd_query_inode_status()
218 	up_read(&ci->m_lock);  in ksmbd_query_inode_status()
220 	atomic_dec(&ci->m_count);  in ksmbd_query_inode_status()
226 	struct ksmbd_inode *ci = fp->f_ci;  in ksmbd_inode_pending_delete()  local
229 	down_read(&ci->m_lock);  in ksmbd_inode_pending_delete()
230 	ret = (ci->m_flags & (S_DEL_PENDING | S_DEL_ON_CLS));  in ksmbd_inode_pending_delete()
231 	up_read(&ci->m_lock);  in ksmbd_inode_pending_delete()
238 	struct ksmbd_inode *ci = fp->f_ci;  in ksmbd_set_inode_pending_delete()  local
240 	down_write(&ci->m_lock);  in ksmbd_set_inode_pending_delete()
241 	ci->m_flags |= S_DEL_PENDING;  in ksmbd_set_inode_pending_delete()
242 	up_write(&ci->m_lock);  in ksmbd_set_inode_pending_delete()
247 	struct ksmbd_inode *ci = fp->f_ci;  in ksmbd_clear_inode_pending_delete()  local
249 	down_write(&ci->m_lock);  in ksmbd_clear_inode_pending_delete()
250 	ci->m_flags &= ~S_DEL_PENDING;  in ksmbd_clear_inode_pending_delete()
251 	up_write(&ci->m_lock);  in ksmbd_clear_inode_pending_delete()
257 	struct ksmbd_inode *ci = fp->f_ci;  in ksmbd_fd_set_delete_on_close()  local
259 	down_write(&ci->m_lock);  in ksmbd_fd_set_delete_on_close()
261 		ci->m_flags |= S_DEL_ON_CLS_STREAM;  in ksmbd_fd_set_delete_on_close()
263 		ci->m_flags |= S_DEL_ON_CLS;  in ksmbd_fd_set_delete_on_close()
264 	up_write(&ci->m_lock);  in ksmbd_fd_set_delete_on_close()
267 static void ksmbd_inode_hash(struct ksmbd_inode *ci)  in ksmbd_inode_hash()  argument
270 		inode_hash(d_inode(ci->m_de)->i_sb, (unsigned long)ci->m_de);  in ksmbd_inode_hash()
272 	hlist_add_head(&ci->m_hash, b);  in ksmbd_inode_hash()
275 static void ksmbd_inode_unhash(struct ksmbd_inode *ci)  in ksmbd_inode_unhash()  argument
278 	hlist_del_init(&ci->m_hash);  in ksmbd_inode_unhash()
282 static int ksmbd_inode_init(struct ksmbd_inode *ci, struct ksmbd_file *fp)  in ksmbd_inode_init()  argument
284 	atomic_set(&ci->m_count, 1);  in ksmbd_inode_init()
285 	atomic_set(&ci->op_count, 0);  in ksmbd_inode_init()
286 	atomic_set(&ci->sop_count, 0);  in ksmbd_inode_init()
287 	ci->m_flags = 0;  in ksmbd_inode_init()
288 	ci->m_fattr = 0;  in ksmbd_inode_init()
289 	INIT_LIST_HEAD(&ci->m_fp_list);  in ksmbd_inode_init()
290 	INIT_LIST_HEAD(&ci->m_op_list);  in ksmbd_inode_init()
291 	init_rwsem(&ci->m_lock);  in ksmbd_inode_init()
292 	ci->m_de = fp->filp->f_path.dentry;  in ksmbd_inode_init()
298 	struct ksmbd_inode *ci, *tmpci;  in ksmbd_inode_get()  local
302 	ci = ksmbd_inode_lookup(fp);  in ksmbd_inode_get()
304 	if (ci)  in ksmbd_inode_get()
305 		return ci;  in ksmbd_inode_get()
307 	ci = kmalloc_obj(struct ksmbd_inode, KSMBD_DEFAULT_GFP);  in ksmbd_inode_get()
308 	if (!ci)  in ksmbd_inode_get()
311 	rc = ksmbd_inode_init(ci, fp);  in ksmbd_inode_get()
314 		kfree(ci);  in ksmbd_inode_get()
321 		ksmbd_inode_hash(ci);  in ksmbd_inode_get()
323 		kfree(ci);  in ksmbd_inode_get()
324 		ci = tmpci;  in ksmbd_inode_get()
327 	return ci;  in ksmbd_inode_get()
330 static void ksmbd_inode_free(struct ksmbd_inode *ci)  in ksmbd_inode_free()  argument
332 	ksmbd_inode_unhash(ci);  in ksmbd_inode_free()
333 	kfree(ci);  in ksmbd_inode_free()
336 void ksmbd_inode_put(struct ksmbd_inode *ci)  in ksmbd_inode_put()  argument
338 	if (atomic_dec_and_test(&ci->m_count))  in ksmbd_inode_put()
339 		ksmbd_inode_free(ci);  in ksmbd_inode_put()
371 	struct ksmbd_inode *ci = fp->f_ci;  in __ksmbd_inode_close()  local
380 		down_write(&ci->m_lock);  in __ksmbd_inode_close()
381 		if (ci->m_flags & S_DEL_ON_CLS_STREAM) {  in __ksmbd_inode_close()
382 			ci->m_flags &= ~S_DEL_ON_CLS_STREAM;  in __ksmbd_inode_close()
385 		up_write(&ci->m_lock);  in __ksmbd_inode_close()
398 	if (atomic_dec_and_test(&ci->m_count)) {  in __ksmbd_inode_close()
401 		down_write(&ci->m_lock);  in __ksmbd_inode_close()
402 		if (ci->m_flags & (S_DEL_ON_CLS | S_DEL_PENDING)) {  in __ksmbd_inode_close()
403 			ci->m_flags &= ~(S_DEL_ON_CLS | S_DEL_PENDING);  in __ksmbd_inode_close()
406 		up_write(&ci->m_lock);  in __ksmbd_inode_close()
411 		ksmbd_inode_free(ci);  in __ksmbd_inode_close()
669 	struct ksmbd_inode	*ci;  in ksmbd_lookup_fd_inode()  local
673 	ci = __ksmbd_inode_lookup(dentry);  in ksmbd_lookup_fd_inode()
675 	if (!ci)  in ksmbd_lookup_fd_inode()
678 	down_read(&ci->m_lock);  in ksmbd_lookup_fd_inode()
679 	list_for_each_entry(lfp, &ci->m_fp_list, node) {  in ksmbd_lookup_fd_inode()
681 			atomic_dec(&ci->m_count);  in ksmbd_lookup_fd_inode()
683 			up_read(&ci->m_lock);  in ksmbd_lookup_fd_inode()
687 	atomic_dec(&ci->m_count);  in ksmbd_lookup_fd_inode()
688 	up_read(&ci->m_lock);  in ksmbd_lookup_fd_inode()
1057 	struct ksmbd_inode *ci;  in session_fd_check()  local
1069 	ci = fp->f_ci;  in session_fd_check()
1070 	down_write(&ci->m_lock);  in session_fd_check()
1071 	list_for_each_entry_rcu(op, &ci->m_op_list, op_entry) {  in session_fd_check()
1078 	up_write(&ci->m_lock);  in session_fd_check()
1163 	struct ksmbd_inode *ci;  in ksmbd_reopen_durable_fd()  local
1196 	ci = fp->f_ci;  in ksmbd_reopen_durable_fd()
1197 	down_write(&ci->m_lock);  in ksmbd_reopen_durable_fd()
1198 	list_for_each_entry_rcu(op, &ci->m_op_list, op_entry) {  in ksmbd_reopen_durable_fd()
1204 	up_write(&ci->m_lock);  in ksmbd_reopen_durable_fd()