Commit df6ad1f9 authored by Alex Elder's avatar Alex Elder Committed by Sage Weil
Browse files

libceph: move init_bio_*() functions up 



Move init_bio_iter() and iter_bio_next() up in their source file so
the'll be defined before they're needed.

Signed-off-by: default avatarAlex Elder <elder@inktank.com>
Reviewed-by: default avatarSage Weil <sage@inktank.com>
parent fd154f3c

net/ceph/messenger.c

+25 −25
Original line number Diff line number Diff line
@@ -565,6 +565,31 @@ static void con_out_kvec_add(struct ceph_connection *con, 
	con->out_kvec_bytes += size;

}



#ifdef CONFIG_BLOCK

static void init_bio_iter(struct bio *bio, struct bio **iter, int *seg)

{

	if (!bio) {

		*iter = NULL;

		*seg = 0;

		return;

	}

	*iter = bio;

	*seg = bio->bi_idx;

}



static void iter_bio_next(struct bio **bio_iter, int *seg)

{

	if (*bio_iter == NULL)

		return;



	BUG_ON(*seg >= (*bio_iter)->bi_vcnt);



	(*seg)++;

	if (*seg == (*bio_iter)->bi_vcnt)

		init_bio_iter((*bio_iter)->bi_next, bio_iter, seg);

}

#endif



static void prepare_write_message_data(struct ceph_connection *con)

{

	struct ceph_msg *msg = con->out_msg;
@@ -868,31 +893,6 @@ static int write_partial_kvec(struct ceph_connection *con) 
	return ret;  /* done! */

}



#ifdef CONFIG_BLOCK

static void init_bio_iter(struct bio *bio, struct bio **iter, int *seg)

{

	if (!bio) {

		*iter = NULL;

		*seg = 0;

		return;

	}

	*iter = bio;

	*seg = bio->bi_idx;

}



static void iter_bio_next(struct bio **bio_iter, int *seg)

{

	if (*bio_iter == NULL)

		return;



	BUG_ON(*seg >= (*bio_iter)->bi_vcnt);



	(*seg)++;

	if (*seg == (*bio_iter)->bi_vcnt)

		init_bio_iter((*bio_iter)->bi_next, bio_iter, seg);

}

#endif



static void out_msg_pos_next(struct ceph_connection *con, struct page *page,

			size_t len, size_t sent, bool in_trail)

{