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-rw-r--r--fs/bio.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/bio.c b/fs/bio.c
index 7edc08d..f1b4c16 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -1620,8 +1620,7 @@ struct bio_pair *bio_split(struct bio *bi, int first_sectors)
trace_block_split(bdev_get_queue(bi->bi_bdev), bi,
bi->bi_sector + first_sectors);
- BUG_ON(bi->bi_vcnt != 1 && bi->bi_vcnt != 0);
- BUG_ON(bi->bi_idx != 0);
+ BUG_ON(bio_segments(bi) > 1);
atomic_set(&bp->cnt, 3);
bp->error = 0;
bp->bio1 = *bi;
@@ -1631,8 +1630,8 @@ struct bio_pair *bio_split(struct bio *bi, int first_sectors)
bp->bio1.bi_size = first_sectors << 9;
if (bi->bi_vcnt != 0) {
- bp->bv1 = bi->bi_io_vec[0];
- bp->bv2 = bi->bi_io_vec[0];
+ bp->bv1 = *bio_iovec(bi);
+ bp->bv2 = *bio_iovec(bi);
if (bio_is_rw(bi)) {
bp->bv2.bv_offset += first_sectors << 9;