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| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2014-03-20 08:09:19 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2014-03-20 08:13:50 +0200 |
| commit | 17d5ca91cfc59ae91da5ff9da74ab09a9a2a17d9 (patch) | |
| tree | a45f944e15a2600ec20ca4ec11b23d4641095e8e /include/linux/bio.h | |
| parent | b7e4ab50418d5b34ab0dae95193dd71190e1fb50 (diff) | |
| parent | c86907b59f505863ec7839471e889330982a596e (diff) | |
| download | linux-17d5ca91cfc59ae91da5ff9da74ab09a9a2a17d9.tar.gz linux-17d5ca91cfc59ae91da5ff9da74ab09a9a2a17d9.tar.bz2 linux-17d5ca91cfc59ae91da5ff9da74ab09a9a2a17d9.zip | |
Merge branch '3.15/dss-dt' into 3.15/fbdev
Merge OMAP DSS DT support
Diffstat (limited to 'include/linux/bio.h')
| -rw-r--r-- | include/linux/bio.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h index 70654521dab6..5a4d39b4686b 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -250,6 +250,17 @@ static inline unsigned bio_segments(struct bio *bio) struct bio_vec bv; struct bvec_iter iter; + /* + * We special case discard/write same, because they interpret bi_size + * differently: + */ + + if (bio->bi_rw & REQ_DISCARD) + return 1; + + if (bio->bi_rw & REQ_WRITE_SAME) + return 1; + bio_for_each_segment(bv, bio, iter) segs++; @@ -332,6 +343,7 @@ extern struct bio *bio_clone_fast(struct bio *, gfp_t, struct bio_set *); extern struct bio *bio_clone_bioset(struct bio *, gfp_t, struct bio_set *bs); extern struct bio_set *fs_bio_set; +unsigned int bio_integrity_tag_size(struct bio *bio); static inline struct bio *bio_alloc(gfp_t gfp_mask, unsigned int nr_iovecs) { |