72 	struct bin_buffer *bb = file->private_data;  in read()  local
92 	mutex_lock(&bb->mutex);  in read()
94 	count = fill_read(file, bb->buffer, offs, count);  in read()
96 		mutex_unlock(&bb->mutex);  in read()
100 	memcpy(temp, bb->buffer, count);  in read()
102 	mutex_unlock(&bb->mutex);  in read()
142 	struct bin_buffer *bb = file->private_data;  in write()  local
162 	mutex_lock(&bb->mutex);  in write()
164 	memcpy(bb->buffer, temp, count);  in write()
166 	count = flush_write(file, bb->buffer, offs, count);  in write()
167 	mutex_unlock(&bb->mutex);  in write()
179 	struct bin_buffer *bb = file->private_data;  in bin_vma_open()  local
182 	if (!bb->vm_ops)  in bin_vma_open()
188 	if (bb->vm_ops->open)  in bin_vma_open()
189 		bb->vm_ops->open(vma);  in bin_vma_open()
197 	struct bin_buffer *bb = file->private_data;  in bin_fault()  local
201 	if (!bb->vm_ops)  in bin_fault()
208 	if (bb->vm_ops->fault)  in bin_fault()
209 		ret = bb->vm_ops->fault(vma, vmf);  in bin_fault()
218 	struct bin_buffer *bb = file->private_data;  in bin_page_mkwrite()  local
222 	if (!bb->vm_ops)  in bin_page_mkwrite()
229 	if (bb->vm_ops->page_mkwrite)  in bin_page_mkwrite()
230 		ret = bb->vm_ops->page_mkwrite(vma, vmf);  in bin_page_mkwrite()
240 	struct bin_buffer *bb = file->private_data;  in bin_access()  local
244 	if (!bb->vm_ops)  in bin_access()
251 	if (bb->vm_ops->access)  in bin_access()
252 		ret = bb->vm_ops->access(vma, addr, buf, len, write);  in bin_access()
262 	struct bin_buffer *bb = file->private_data;  in bin_set_policy()  local
266 	if (!bb->vm_ops)  in bin_set_policy()
273 	if (bb->vm_ops->set_policy)  in bin_set_policy()
274 		ret = bb->vm_ops->set_policy(vma, new);  in bin_set_policy()
284 	struct bin_buffer *bb = file->private_data;  in bin_get_policy()  local
288 	if (!bb->vm_ops)  in bin_get_policy()
295 	if (bb->vm_ops->get_policy)  in bin_get_policy()
296 		pol = bb->vm_ops->get_policy(vma, addr);  in bin_get_policy()
306 	struct bin_buffer *bb = file->private_data;  in bin_migrate()  local
310 	if (!bb->vm_ops)  in bin_migrate()
317 	if (bb->vm_ops->migrate)  in bin_migrate()
318 		ret = bb->vm_ops->migrate(vma, from, to, flags);  in bin_migrate()
339 	struct bin_buffer *bb = file->private_data;  in mmap()  local
345 	mutex_lock(&bb->mutex);  in mmap()
369 	if (bb->mmapped && bb->vm_ops != vma->vm_ops)  in mmap()
381 	bb->mmapped = 1;  in mmap()
382 	bb->vm_ops = vma->vm_ops;  in mmap()
387 	mutex_unlock(&bb->mutex);  in mmap()
396 	struct bin_buffer *bb = NULL;  in open()  local
410 	bb = kzalloc(sizeof(*bb), GFP_KERNEL);  in open()
411 	if (!bb)  in open()
414 	bb->buffer = kmalloc(PAGE_SIZE, GFP_KERNEL);  in open()
415 	if (!bb->buffer)  in open()
418 	mutex_init(&bb->mutex);  in open()
419 	bb->file = file;  in open()
420 	file->private_data = bb;  in open()
423 	hlist_add_head(&bb->list, &attr_sd->s_bin_attr.buffers);  in open()
432 	kfree(bb);  in open()
438 	struct bin_buffer *bb = file->private_data;  in release()  local
441 	hlist_del(&bb->list);  in release()
444 	kfree(bb->buffer);  in release()
445 	kfree(bb);  in release()
461 	struct bin_buffer *bb;  in unmap_bin_file()  local
469 	hlist_for_each_entry(bb, tmp, &attr_sd->s_bin_attr.buffers, list) {  in unmap_bin_file()
470 		struct inode *inode = bb->file->f_path.dentry->d_inode;  in unmap_bin_file()