diff options
author | Al Viro <viro@zeniv.linux.org.uk> | 2014-02-08 20:42:52 -0500 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-04-01 23:19:31 -0400 |
commit | 86d564c84c38b1ec06d9f2120d6a7373dcaeff0c (patch) | |
tree | 4beaed1ab50eada4439301c72260d99419fd71e5 /fs/bio.c | |
parent | 480f40de91e74190281309fd0ecb2d0414603c2e (diff) | |
download | linux-stable-86d564c84c38b1ec06d9f2120d6a7373dcaeff0c.tar.gz linux-stable-86d564c84c38b1ec06d9f2120d6a7373dcaeff0c.tar.bz2 linux-stable-86d564c84c38b1ec06d9f2120d6a7373dcaeff0c.zip |
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 'fs/bio.c')
-rw-r--r-- | fs/bio.c | 10 |
1 files changed, 5 insertions, 5 deletions
@@ -1003,7 +1003,7 @@ struct bio_map_data { }; static void bio_set_map_data(struct bio_map_data *bmd, struct bio *bio, - struct sg_iovec *iov, int iov_count, + const struct sg_iovec *iov, int iov_count, int is_our_pages) { memcpy(bmd->sgvecs, iov, sizeof(struct sg_iovec) * iov_count); @@ -1023,7 +1023,7 @@ static struct bio_map_data *bio_alloc_map_data(int nr_segs, sizeof(struct sg_iovec) * iov_count, gfp_mask); } -static int __bio_copy_iov(struct bio *bio, struct sg_iovec *iov, int iov_count, +static int __bio_copy_iov(struct bio *bio, const struct sg_iovec *iov, int iov_count, int to_user, int from_user, int do_free_page) { int ret = 0, i; @@ -1121,7 +1121,7 @@ EXPORT_SYMBOL(bio_uncopy_user); */ struct bio *bio_copy_user_iov(struct request_queue *q, struct rq_map_data *map_data, - struct sg_iovec *iov, int iov_count, + const struct sg_iovec *iov, int iov_count, int write_to_vm, gfp_t gfp_mask) { struct bio_map_data *bmd; @@ -1260,7 +1260,7 @@ EXPORT_SYMBOL(bio_copy_user); static struct bio *__bio_map_user_iov(struct request_queue *q, struct block_device *bdev, - struct sg_iovec *iov, int iov_count, + const struct sg_iovec *iov, int iov_count, int write_to_vm, gfp_t gfp_mask) { int i, j; @@ -1408,7 +1408,7 @@ EXPORT_SYMBOL(bio_map_user); * device. Returns an error pointer in case of error. */ struct bio *bio_map_user_iov(struct request_queue *q, struct block_device *bdev, - struct sg_iovec *iov, int iov_count, + const struct sg_iovec *iov, int iov_count, int write_to_vm, gfp_t gfp_mask) { struct bio *bio; |