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>
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index 25ef5c0..8188ad1 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -927,7 +927,7 @@
buf->resid = bio->bi_size;
buf->sector = bio->bi_sector;
bio_pageinc(bio);
- buf->bv = bv = &bio->bi_io_vec[bio->bi_idx];
+ buf->bv = bio_iovec(bio);
buf->bv_resid = bv->bv_len;
WARN_ON(buf->bv_resid == 0);
}
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 2ddd64a..8323263 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -3777,7 +3777,6 @@
bio_vec.bv_len = size;
bio_vec.bv_offset = 0;
bio.bi_vcnt = 1;
- bio.bi_idx = 0;
bio.bi_size = size;
bio.bi_bdev = bdev;
bio.bi_sector = 0;
diff --git a/drivers/md/dm-verity.c b/drivers/md/dm-verity.c
index 923115d..4f06d9a 100644
--- a/drivers/md/dm-verity.c
+++ b/drivers/md/dm-verity.c
@@ -490,7 +490,7 @@
bio->bi_end_io = verity_end_io;
bio->bi_private = io;
- io->io_vec_size = bio->bi_vcnt - bio->bi_idx;
+ io->io_vec_size = bio_segments(bio);
if (io->io_vec_size < DM_VERITY_IO_VEC_INLINE)
io->io_vec = io->io_vec_inline;
else
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 2e29df9..6ffb6c0 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -4386,7 +4386,6 @@
read_bio->bi_flags &= ~(BIO_POOL_MASK - 1);
read_bio->bi_flags |= 1 << BIO_UPTODATE;
read_bio->bi_vcnt = 0;
- read_bio->bi_idx = 0;
read_bio->bi_size = 0;
r10_bio->master_bio = read_bio;
r10_bio->read_slot = r10_bio->devs[r10_bio->read_slot].devnum;