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| author | Alex Elder <elder@inktank.com> | 2013-03-14 23:09:06 +0400 |
|---|---|---|
| committer | Sage Weil <sage@inktank.com> | 2013-05-02 08:17:57 +0400 |
| commit | a19308048182d5f9e16b03b1d1c038d9346c7589 (patch) | |
| tree | 1395d1027753afa2ab5caec1808385f3a68893be /include/linux/ceph | |
| parent | fdce58ccb5df621695b079378c619046acabc778 (diff) | |
| download | linux-a19308048182d5f9e16b03b1d1c038d9346c7589.tar.xz | |
libceph: record message data length
Keep track of the length of the data portion for a message in a
separate field in the ceph_msg structure. This information has
been maintained in wire byte order in the message header, but
that's going to change soon.
Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Diffstat (limited to 'include/linux/ceph')
| -rw-r--r-- | include/linux/ceph/messenger.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h index 3181321bed6d..b832c0ce899a 100644 --- a/include/linux/ceph/messenger.h +++ b/include/linux/ceph/messenger.h @@ -139,6 +139,7 @@ struct ceph_msg { struct kvec front; /* unaligned blobs of message */ struct ceph_buffer *middle; + size_t data_length; struct ceph_msg_data *data; /* data payload */ struct ceph_connection *con; @@ -270,7 +271,8 @@ extern void ceph_msg_data_set_pages(struct ceph_msg *msg, struct page **pages, size_t length, size_t alignment); extern void ceph_msg_data_set_pagelist(struct ceph_msg *msg, struct ceph_pagelist *pagelist); -extern void ceph_msg_data_set_bio(struct ceph_msg *msg, struct bio *bio); +extern void ceph_msg_data_set_bio(struct ceph_msg *msg, struct bio *bio, + size_t length); extern struct ceph_msg *ceph_msg_new(int type, int front_len, gfp_t flags, bool can_fail); |