1158 static void __blkdev_put(struct block_device *bdev, fmode_t mode, int for_part);
1167 static int __blkdev_get(struct block_device *bdev, fmode_t mode, int for_part)  in __blkdev_get()  argument
1175 	if (mode & FMODE_READ)  in __blkdev_get()
1177 	if (mode & FMODE_WRITE)  in __blkdev_get()
1211 				ret = disk->fops->open(bdev, mode);  in __blkdev_get()
1253 			ret = __blkdev_get(whole, mode, 1);  in __blkdev_get()
1278 				ret = bdev->bd_disk->fops->open(bdev, mode);  in __blkdev_get()
1306 		__blkdev_put(bdev->bd_contains, mode, 1);  in __blkdev_get()
1337 int blkdev_get(struct block_device *bdev, fmode_t mode, void *holder)  in blkdev_get()  argument
1342 	WARN_ON_ONCE((mode & FMODE_EXCL) && !holder);  in blkdev_get()
1344 	if ((mode & FMODE_EXCL) && holder) {  in blkdev_get()
1352 	res = __blkdev_get(bdev, mode, 0);  in blkdev_get()
1389 		if (!res && (mode & FMODE_WRITE) && !bdev->bd_write_holder &&  in blkdev_get()
1423 struct block_device *blkdev_get_by_path(const char *path, fmode_t mode,  in blkdev_get_by_path()  argument
1433 	err = blkdev_get(bdev, mode, holder);  in blkdev_get_by_path()
1437 	if ((mode & FMODE_WRITE) && bdev_read_only(bdev)) {  in blkdev_get_by_path()
1438 		blkdev_put(bdev, mode);  in blkdev_get_by_path()
1468 struct block_device *blkdev_get_by_dev(dev_t dev, fmode_t mode, void *holder)  in blkdev_get_by_dev()  argument
1477 	err = blkdev_get(bdev, mode, holder);  in blkdev_get_by_dev()
1513 static void __blkdev_put(struct block_device *bdev, fmode_t mode, int for_part)  in __blkdev_put()  argument
1547 			disk->fops->release(disk, mode);  in __blkdev_put()
1565 		__blkdev_put(victim, mode, 1);  in __blkdev_put()
1568 void blkdev_put(struct block_device *bdev, fmode_t mode)  in blkdev_put()  argument
1572 	if (mode & FMODE_EXCL) {  in blkdev_put()
1612 	__blkdev_put(bdev, mode, 0);  in blkdev_put()
1626 	fmode_t mode = file->f_mode;  in block_ioctl()  local
1633 		mode |= FMODE_NDELAY;  in block_ioctl()
1635 		mode &= ~FMODE_NDELAY;  in block_ioctl()
1637 	return blkdev_ioctl(bdev, mode, cmd, arg);  in block_ioctl()