block: Remove bi_idx references

For immutable bvecs, all bi_idx usage needs to be audited - so here
we're removing all the unnecessary uses.

Most of these are places where it was being initialized on a bio that
was just allocated, a few others are conversions to standard macros.

Signed-off-by: Kent Overstreet <koverstreet@google.com>
CC: Jens Axboe <axboe@kernel.dk>

1 files changed, 0 insertions, 1 deletions

diff --git a/mm/page_io.c b/mm/page_io.c
index 78eee32ee486..8d3c0c088105 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -35,7 +35,6 @@ static struct bio *get_swap_bio(gfp_t gfp_flags,
                 bio->bi_io_vec[0].bv_len = PAGE_SIZE;
                 bio->bi_io_vec[0].bv_offset = 0;
                 bio->bi_vcnt = 1;
-                bio->bi_idx = 0;
                 bio->bi_size = PAGE_SIZE;
                 bio->bi_end_io = end_io;
         }