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, 5 deletions

diff --git a/fs/logfs/dev_bdev.c b/fs/logfs/dev_bdev.c
index e784a217b500..550475ca6a0e 100644
--- a/fs/logfs/dev_bdev.c
+++ b/fs/logfs/dev_bdev.c
@@ -32,7 +32,6 @@ static int sync_request(struct page *page, struct block_device *bdev, int rw)
         bio_vec.bv_len = PAGE_SIZE;
         bio_vec.bv_offset = 0;
         bio.bi_vcnt = 1;
-        bio.bi_idx = 0;
         bio.bi_size = PAGE_SIZE;
         bio.bi_bdev = bdev;
         bio.bi_sector = page->index * (PAGE_SIZE >> 9);
@@ -108,7 +107,6 @@ static int __bdev_writeseg(struct super_block *sb, u64 ofs, pgoff_t index,
                 if (i >= max_pages) {
                         /* Block layer cannot split bios :( */
                         bio->bi_vcnt = i;
-                        bio->bi_idx = 0;
                         bio->bi_size = i * PAGE_SIZE;
                         bio->bi_bdev = super->s_bdev;
                         bio->bi_sector = ofs >> 9;
@@ -136,7 +134,6 @@ static int __bdev_writeseg(struct super_block *sb, u64 ofs, pgoff_t index,
                 unlock_page(page);
         }
         bio->bi_vcnt = nr_pages;
-        bio->bi_idx = 0;
         bio->bi_size = nr_pages * PAGE_SIZE;
         bio->bi_bdev = super->s_bdev;
         bio->bi_sector = ofs >> 9;
@@ -202,7 +199,6 @@ static int do_erase(struct super_block *sb, u64 ofs, pgoff_t index,
                 if (i >= max_pages) {
                         /* Block layer cannot split bios :( */
                         bio->bi_vcnt = i;
-                        bio->bi_idx = 0;
                         bio->bi_size = i * PAGE_SIZE;
                         bio->bi_bdev = super->s_bdev;
                         bio->bi_sector = ofs >> 9;
@@ -224,7 +220,6 @@ static int do_erase(struct super_block *sb, u64 ofs, pgoff_t index,
                 bio->bi_io_vec[i].bv_offset = 0;
         }
         bio->bi_vcnt = nr_pages;
-        bio->bi_idx = 0;
         bio->bi_size = nr_pages * PAGE_SIZE;
         bio->bi_bdev = super->s_bdev;
         bio->bi_sector = ofs >> 9;