static ssize_t
__blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter,
- int nr_pages)
+ unsigned int nr_pages)
{
struct file *file = iocb->ki_filp;
struct block_device *bdev = I_BDEV(bdev_file_inode(file));
}
}
-static ssize_t
-__blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter, int nr_pages)
+static ssize_t __blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter,
+ unsigned int nr_pages)
{
struct file *file = iocb->ki_filp;
struct inode *inode = bdev_file_inode(file);
static ssize_t
blkdev_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
{
- int nr_pages;
+ unsigned int nr_pages;
if (!iov_iter_count(iter))
return 0;
if (is_sync_kiocb(iocb) && nr_pages <= BIO_MAX_PAGES)
return __blkdev_direct_IO_simple(iocb, iter, nr_pages);
- return __blkdev_direct_IO(iocb, iter, min(nr_pages, BIO_MAX_PAGES));
+ return __blkdev_direct_IO(iocb, iter, bio_max_segs(nr_pages));
}
static __init int blkdev_init(void)