285 		struct ubifs_inode *ui = ubifs_inode(inode);  in write_begin_slow()  local
292 		mutex_lock(&ui->ui_mutex);  in write_begin_slow()
293 		if (ui->dirty)  in write_begin_slow()
298 			ubifs_release_dirty_inode_budget(c, ui);  in write_begin_slow()
309  * @ui: UBIFS inode object the page belongs to
315  * function leaves the @ui->ui_mutex locked in case of appending.
320 			   struct ubifs_inode *ui, int appending)  in allocate_budget()  argument
332 		mutex_lock(&ui->ui_mutex);  in allocate_budget()
333 		if (ui->dirty)  in allocate_budget()
338 			 * but @ui->ui_mutex hast to be left locked because we  in allocate_budget()
369 			mutex_lock(&ui->ui_mutex);  in allocate_budget()
370 			if (!ui->dirty)  in allocate_budget()
421 	struct ubifs_inode *ui = ubifs_inode(inode);  in ubifs_write_begin()  local
463 	err = allocate_budget(c, folio, ui, appending);  in ubifs_write_begin()
480 			ubifs_assert(c, mutex_is_locked(&ui->ui_mutex));  in ubifs_write_begin()
481 			mutex_unlock(&ui->ui_mutex);  in ubifs_write_begin()
492 	 * with @ui->ui_mutex locked if we are appending pages, and unlocked  in ubifs_write_begin()
503  * @ui: UBIFS inode object the page belongs to
507  * @ui->ui_mutex in case of appending.
510 			  struct ubifs_inode *ui, int appending)  in cancel_budget()  argument
513 		if (!ui->dirty)  in cancel_budget()
514 			ubifs_release_dirty_inode_budget(c, ui);  in cancel_budget()
515 		mutex_unlock(&ui->ui_mutex);  in cancel_budget()
530 	struct ubifs_inode *ui = ubifs_inode(inode);  in ubifs_write_end()  local
550 		cancel_budget(c, folio, ui, appending);  in ubifs_write_end()
572 		ui->ui_size = end_pos;  in ubifs_write_end()
579 		ubifs_assert(c, mutex_is_locked(&ui->ui_mutex));  in ubifs_write_end()
580 		mutex_unlock(&ui->ui_mutex);  in ubifs_write_end()
716 	struct ubifs_inode *ui = ubifs_inode(inode);  in ubifs_do_bulk_read()  local
728 		ui->read_in_a_row = 1;  in ubifs_do_bulk_read()
729 		ui->bulk_read = 0;  in ubifs_do_bulk_read()
795 	ui->last_page_read = offset + page_idx - 1;  in ubifs_do_bulk_read()
807 	ui->read_in_a_row = ui->bulk_read = 0;  in ubifs_do_bulk_read()
826 	struct ubifs_inode *ui = ubifs_inode(inode);  in ubifs_bulk_read()  local
827 	pgoff_t index = folio->index, last_page_read = ui->last_page_read;  in ubifs_bulk_read()
831 	ui->last_page_read = index;  in ubifs_bulk_read()
836 	 * Bulk-read is protected by @ui->ui_mutex, but it is an optimization,  in ubifs_bulk_read()
839 	if (!mutex_trylock(&ui->ui_mutex))  in ubifs_bulk_read()
844 		ui->read_in_a_row = 1;  in ubifs_bulk_read()
845 		if (ui->bulk_read)  in ubifs_bulk_read()
846 			ui->bulk_read = 0;  in ubifs_bulk_read()
850 	if (!ui->bulk_read) {  in ubifs_bulk_read()
851 		ui->read_in_a_row += 1;  in ubifs_bulk_read()
852 		if (ui->read_in_a_row < 3)  in ubifs_bulk_read()
855 		ui->bulk_read = 1;  in ubifs_bulk_read()
884 	mutex_unlock(&ui->ui_mutex);  in ubifs_bulk_read()
908 	struct ubifs_inode *ui = ubifs_inode(inode);  in do_writepage()  local
909 	spin_lock(&ui->ui_lock);  in do_writepage()
910 	ubifs_assert(c, folio->index <= ui->synced_i_size >> PAGE_SHIFT);  in do_writepage()
911 	spin_unlock(&ui->ui_lock);  in do_writepage()
994  * @ui->ui_isize "shadow" field which UBIFS uses instead of @inode->i_size
1009 	struct ubifs_inode *ui = ubifs_inode(inode);  in ubifs_writepage()  local
1023 	spin_lock(&ui->ui_lock);  in ubifs_writepage()
1024 	synced_i_size = ui->synced_i_size;  in ubifs_writepage()
1025 	spin_unlock(&ui->ui_lock);  in ubifs_writepage()
1125 	struct ubifs_inode *ui = ubifs_inode(inode);  in do_truncation()  local
1195 	mutex_lock(&ui->ui_mutex);  in do_truncation()
1196 	ui->ui_size = inode->i_size;  in do_truncation()
1202 	mutex_unlock(&ui->ui_mutex);  in do_truncation()
1231 	struct ubifs_inode *ui = ubifs_inode(inode);  in do_setattr()  local
1233 				.dirtied_ino_d = ALIGN(ui->data_len, 8) };  in do_setattr()
1244 	mutex_lock(&ui->ui_mutex);  in do_setattr()
1249 		ui->ui_size = inode->i_size;  in do_setattr()
1254 	release = ui->dirty;  in do_setattr()
1263 	mutex_unlock(&ui->ui_mutex);  in do_setattr()
1394 	struct ubifs_inode *ui = ubifs_inode(inode);  in ubifs_update_time()  local
1397 			.dirtied_ino_d = ALIGN(ui->data_len, 8) };  in ubifs_update_time()
1409 	mutex_lock(&ui->ui_mutex);  in ubifs_update_time()
1411 	release = ui->dirty;  in ubifs_update_time()
1413 	mutex_unlock(&ui->ui_mutex);  in ubifs_update_time()
1432 	struct ubifs_inode *ui = ubifs_inode(inode);  in update_mctime()  local
1438 				.dirtied_ino_d = ALIGN(ui->data_len, 8) };  in update_mctime()
1444 		mutex_lock(&ui->ui_mutex);  in update_mctime()
1446 		release = ui->dirty;  in update_mctime()
1448 		mutex_unlock(&ui->ui_mutex);  in update_mctime()
1580 		struct ubifs_inode *ui = ubifs_inode(inode);  in ubifs_vm_page_mkwrite()  local
1582 		mutex_lock(&ui->ui_mutex);  in ubifs_vm_page_mkwrite()
1584 		release = ui->dirty;  in ubifs_vm_page_mkwrite()
1586 		mutex_unlock(&ui->ui_mutex);  in ubifs_vm_page_mkwrite()
1588 			ubifs_release_dirty_inode_budget(c, ui);  in ubifs_vm_page_mkwrite()
1625 	struct ubifs_inode *ui = ubifs_inode(inode);  in ubifs_get_link()  local
1628 		return ui->data;  in ubifs_get_link()
1633 	return fscrypt_get_symlink(inode, ui->data, ui->data_len, done);  in ubifs_get_link()