From 86d564c84c38b1ec06d9f2120d6a7373dcaeff0c Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sat, 8 Feb 2014 20:42:52 -0500 Subject: constify blk_rq_map_user_iov() and friends sg_iovec array passed to it can be const Signed-off-by: Al Viro --- fs/bio.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'fs') diff --git a/fs/bio.c b/fs/bio.c index 8754e7b6eb49..7065837ae9f3 100644 --- a/fs/bio.c +++ b/fs/bio.c @@ -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; -- cgit v1.2.3