diff options
| author | Alex Elder <elder@inktank.com> | 2013-03-07 15:38:28 -0600 |
|---|---|---|
| committer | Sage Weil <sage@inktank.com> | 2013-05-01 21:17:01 -0700 |
| commit | e766d7b55e10f93c7bab298135a4e90dcc46620d (patch) | |
| tree | 0b3bebb5ee06c1a63d2155c6ba3ce52f83d63fe7 /include/linux/ceph/messenger.h | |
| parent | 6aaa4511deb4b0fd776d1153dc63a89cdc024fb8 (diff) | |
libceph: implement pages array cursor
Implement and use cursor routines for page array message data items
for outbound message data.
Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Diffstat (limited to 'include/linux/ceph/messenger.h')
| -rw-r--r-- | include/linux/ceph/messenger.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h index 76b4645e2dff..b53b9ef65009 100644 --- a/include/linux/ceph/messenger.h +++ b/include/linux/ceph/messenger.h @@ -105,6 +105,12 @@ struct ceph_msg_data_cursor { unsigned int vector_offset; /* bytes from vector */ }; #endif /* CONFIG_BLOCK */ + struct { /* pages */ + size_t resid; /* bytes from array */ + unsigned int page_offset; /* offset in page */ + unsigned short page_index; /* index in array */ + unsigned short page_count; /* pages in array */ + }; struct { /* pagelist */ struct page *page; /* page from list */ size_t offset; /* bytes from list */ |