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authorAl Viro <viro@zeniv.linux.org.uk>2014-02-08 20:42:52 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2014-04-01 23:19:31 -0400
commit86d564c84c38b1ec06d9f2120d6a7373dcaeff0c (patch)
tree4beaed1ab50eada4439301c72260d99419fd71e5 /include/linux/bio.h
parent480f40de91e74190281309fd0ecb2d0414603c2e (diff)
constify blk_rq_map_user_iov() and friends
sg_iovec array passed to it can be const Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/bio.h')
-rw-r--r--include/linux/bio.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 5a4d39b4686..21e27208316 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -388,7 +388,7 @@ struct sg_iovec;
struct rq_map_data;
extern struct bio *bio_map_user_iov(struct request_queue *,
struct block_device *,
- struct sg_iovec *, int, int, gfp_t);
+ const struct sg_iovec *, int, int, gfp_t);
extern void bio_unmap_user(struct bio *);
extern struct bio *bio_map_kern(struct request_queue *, void *, unsigned int,
gfp_t);
@@ -414,7 +414,8 @@ extern int bio_alloc_pages(struct bio *bio, gfp_t gfp);
extern struct bio *bio_copy_user(struct request_queue *, struct rq_map_data *,
unsigned long, unsigned int, int, gfp_t);
extern struct bio *bio_copy_user_iov(struct request_queue *,
- struct rq_map_data *, struct sg_iovec *,
+ struct rq_map_data *,
+ const struct sg_iovec *,
int, int, gfp_t);
extern int bio_uncopy_user(struct bio *);
void zero_fill_bio(struct bio *bio);