64 	struct debugfs_fsdata *fsd;  in __debugfs_file_get()  local
77 		fsd = d_fsd;  in __debugfs_file_get()
85 		fsd = kmalloc(sizeof(*fsd), GFP_KERNEL);  in __debugfs_file_get()
86 		if (!fsd)  in __debugfs_file_get()
91 			ops = fsd->short_fops = DEBUGFS_I(inode)->short_fops;  in __debugfs_file_get()
98 			fsd->real_fops = NULL;  in __debugfs_file_get()
101 			ops = fsd->real_fops = DEBUGFS_I(inode)->real_fops;  in __debugfs_file_get()
112 			fsd->short_fops = NULL;  in __debugfs_file_get()
114 		fsd->methods = methods;  in __debugfs_file_get()
115 		refcount_set(&fsd->active_users, 1);  in __debugfs_file_get()
116 		init_completion(&fsd->active_users_drained);  in __debugfs_file_get()
117 		INIT_LIST_HEAD(&fsd->cancellations);  in __debugfs_file_get()
118 		mutex_init(&fsd->cancellations_mtx);  in __debugfs_file_get()
120 		d_fsd = cmpxchg(&dentry->d_fsdata, NULL, fsd);  in __debugfs_file_get()
122 			mutex_destroy(&fsd->cancellations_mtx);  in __debugfs_file_get()
123 			kfree(fsd);  in __debugfs_file_get()
124 			fsd = d_fsd;  in __debugfs_file_get()
139 	if (!refcount_inc_not_zero(&fsd->active_users))  in __debugfs_file_get()
177 	struct debugfs_fsdata *fsd = READ_ONCE(dentry->d_fsdata);  in debugfs_file_put()  local
179 	if (refcount_dec_and_test(&fsd->active_users))  in debugfs_file_put()
180 		complete(&fsd->active_users_drained);  in debugfs_file_put()
209 	struct debugfs_fsdata *fsd;  in debugfs_enter_cancellation()  local
220 	fsd = READ_ONCE(dentry->d_fsdata);  in debugfs_enter_cancellation()
221 	if (WARN_ON(!fsd))  in debugfs_enter_cancellation()
224 	mutex_lock(&fsd->cancellations_mtx);  in debugfs_enter_cancellation()
225 	list_add(&cancellation->list, &fsd->cancellations);  in debugfs_enter_cancellation()
226 	mutex_unlock(&fsd->cancellations_mtx);  in debugfs_enter_cancellation()
230 		complete(&fsd->active_users_drained);  in debugfs_enter_cancellation()
245 	struct debugfs_fsdata *fsd;  in debugfs_leave_cancellation()  local
251 	fsd = READ_ONCE(dentry->d_fsdata);  in debugfs_leave_cancellation()
252 	if (WARN_ON(!fsd))  in debugfs_leave_cancellation()
255 	mutex_lock(&fsd->cancellations_mtx);  in debugfs_leave_cancellation()
258 	mutex_unlock(&fsd->cancellations_mtx);  in debugfs_leave_cancellation()
335 	struct debugfs_fsdata *fsd = dentry->d_fsdata;			\
338 	if (!(fsd->methods & bit))					\
343 	r = fsd->real_fops->name(args);					\
352 	struct debugfs_fsdata *fsd = dentry->d_fsdata;			\
355 	if (!(fsd->methods & bit))					\
360 	r = fsd->short_fops->name(args);				\
401 	struct debugfs_fsdata *fsd = dentry->d_fsdata;  in full_proxy_poll()  local
404 	if (!(fsd->methods & HAS_POLL))  in full_proxy_poll()
409 	r = fsd->real_fops->poll(filp, wait);  in full_proxy_poll()
416 	struct debugfs_fsdata *fsd = F_DENTRY(file)->d_fsdata;  in full_proxy_release()  local
417 	const struct file_operations *real_fops = fsd->real_fops;  in full_proxy_release()
437 	struct debugfs_fsdata *fsd;  in full_proxy_open_regular()  local
444 	fsd = dentry->d_fsdata;  in full_proxy_open_regular()
445 	real_fops = fsd->real_fops;  in full_proxy_open_regular()