Commit 0aa4fc32 authored by Al Viro's avatar Al Viro
Browse files

ITER_XARRAY: don't open-code DIV_ROUND_UP() 



Reviewed-by: default avatarJeff Layton <jlayton@kernel.org>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 451c0ba9

lib/iov_iter.c

+1 −9
Original line number Diff line number Diff line
@@ -1386,15 +1386,7 @@ static ssize_t iter_xarray_get_pages(struct iov_iter *i, 
	offset = pos & ~PAGE_MASK;

	*_start_offset = offset;



	count = 1;

	if (size > PAGE_SIZE - offset) {

		size -= PAGE_SIZE - offset;

		count += size >> PAGE_SHIFT;

		size &= ~PAGE_MASK;

		if (size)

			count++;

	}



	count = DIV_ROUND_UP(size + offset, PAGE_SIZE);

	if (count > maxpages)

		count = maxpages;