diff options
| author | Alex Elder <elder@inktank.com> | 2013-03-12 05:34:23 +0100 |
|---|---|---|
| committer | Sage Weil <sage@inktank.com> | 2013-05-02 06:17:26 +0200 |
| commit | 6518be47f910f62a98cb6044dbb457af55241f95 (patch) | |
| tree | 6d1244367ec16ee602b44573a7b84646d416214a /net/ceph/messenger.c | |
| parent | libceph: use cursor for bio reads (diff) | |
| download | linux-6518be47f910f62a98cb6044dbb457af55241f95.tar.xz linux-6518be47f910f62a98cb6044dbb457af55241f95.zip | |
libceph: kill ceph message bio_iter, bio_seg
The bio_iter and bio_seg fields in a message are no longer used, we
use the cursor instead. So get rid of them and the functions that
operate on them them.
This is related to:
http://tracker.ceph.com/issues/4428
Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Diffstat (limited to 'net/ceph/messenger.c')
| -rw-r--r-- | net/ceph/messenger.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c index c795d46d7d4b..b634d2098777 100644 --- a/net/ceph/messenger.c +++ b/net/ceph/messenger.c @@ -716,29 +716,6 @@ static void con_out_kvec_add(struct ceph_connection *con, } #ifdef CONFIG_BLOCK -static void init_bio_iter(struct bio *bio, struct bio **bio_iter, - unsigned int *bio_seg) -{ - if (!bio) { - *bio_iter = NULL; - *bio_seg = 0; - return; - } - *bio_iter = bio; - *bio_seg = (unsigned int) bio->bi_idx; -} - -static void iter_bio_next(struct bio **bio_iter, unsigned 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); -} /* * For a bio data item, a piece is whatever remains of the next @@ -1112,10 +1089,6 @@ static void prepare_message_data(struct ceph_msg *msg, msg_pos->page_pos = msg->p.alignment; else msg_pos->page_pos = 0; -#ifdef CONFIG_BLOCK - if (ceph_msg_has_bio(msg)) - init_bio_iter(msg->b.bio, &msg->b.bio_iter, &msg->b.bio_seg); -#endif msg_pos->data_pos = 0; /* Initialize data cursors */ @@ -1478,10 +1451,6 @@ static void in_msg_pos_next(struct ceph_connection *con, size_t len, BUG_ON(received != len); msg_pos->page_pos = 0; msg_pos->page++; -#ifdef CONFIG_BLOCK - if (msg->b.bio) - iter_bio_next(&msg->b.bio_iter, &msg->b.bio_seg); -#endif /* CONFIG_BLOCK */ } static u32 ceph_crc32c_page(u32 crc, struct page *page, |