Merge branch 'for-4.8/core' of git://git.kernel.dk/linux-block

[karo-tx-linux.git] / block / bio.c

diff --git a/block/bio.c b/block/bio.c
index 0e4aa42bc30dc7919a58b5c93b4470d43cf01f85..848cd351513bad7fb44b176c0205a614fa314a52 100644 (file)
--- a/block/bio.c
+++ b/block/bio.c
@@ -656,16 +656,15 @@ struct bio *bio_clone_bioset(struct bio *bio_src, gfp_t gfp_mask,
        bio = bio_alloc_bioset(gfp_mask, bio_segments(bio_src), bs);
        if (!bio)
                return NULL;
-
        bio->bi_bdev            = bio_src->bi_bdev;
        bio->bi_rw              = bio_src->bi_rw;
        bio->bi_iter.bi_sector  = bio_src->bi_iter.bi_sector;
        bio->bi_iter.bi_size    = bio_src->bi_iter.bi_size;
 
-       if (bio->bi_rw & REQ_DISCARD)
+       if (bio_op(bio) == REQ_OP_DISCARD)
                goto integrity_clone;
 
-       if (bio->bi_rw & REQ_WRITE_SAME) {
+       if (bio_op(bio) == REQ_OP_WRITE_SAME) {
                bio->bi_io_vec[bio->bi_vcnt++] = bio_src->bi_io_vec[0];
                goto integrity_clone;
        }
@@ -854,21 +853,20 @@ static void submit_bio_wait_endio(struct bio *bio)
 
 /**
  * submit_bio_wait - submit a bio, and wait until it completes
- * @rw: whether to %READ or %WRITE, or maybe to %READA (read ahead)
  * @bio: The &struct bio which describes the I/O
  *
  * Simple wrapper around submit_bio(). Returns 0 on success, or the error from
  * bio_endio() on failure.
  */
-int submit_bio_wait(int rw, struct bio *bio)
+int submit_bio_wait(struct bio *bio)
 {
        struct submit_bio_ret ret;
 
-       rw |= REQ_SYNC;
        init_completion(&ret.event);
        bio->bi_private = &ret;
        bio->bi_end_io = submit_bio_wait_endio;
-       submit_bio(rw, bio);
+       bio->bi_rw |= REQ_SYNC;
+       submit_bio(bio);
        wait_for_completion_io(&ret.event);
 
        return ret.error;
@@ -1167,7 +1165,7 @@ struct bio *bio_copy_user_iov(struct request_queue *q,
                goto out_bmd;
 
        if (iter->type & WRITE)
-               bio->bi_rw |= REQ_WRITE;
+               bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
 
        ret = 0;
 
@@ -1337,7 +1335,7 @@ struct bio *bio_map_user_iov(struct request_queue *q,
         * set data direction, and check if mapped pages need bouncing
         */
        if (iter->type & WRITE)
-               bio->bi_rw |= REQ_WRITE;
+               bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
 
        bio_set_flag(bio, BIO_USER_MAPPED);
 
@@ -1530,7 +1528,7 @@ struct bio *bio_copy_kern(struct request_queue *q, void *data, unsigned int len,
                bio->bi_private = data;
        } else {
                bio->bi_end_io = bio_copy_kern_endio;
-               bio->bi_rw |= REQ_WRITE;
+               bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
        }
 
        return bio;
@@ -1785,7 +1783,7 @@ struct bio *bio_split(struct bio *bio, int sectors,
         * Discards need a mutable bio_vec to accommodate the payload
         * required by the DSM TRIM and UNMAP commands.
         */
-       if (bio->bi_rw & REQ_DISCARD)
+       if (bio_op(bio) == REQ_OP_DISCARD)
                split = bio_clone_bioset(bio, gfp, bs);
        else
                split = bio_clone_fast(bio, gfp, bs);