Define a function ceph_msg_data_set_pages(), which more clearly
abstracts the assignment page-related fields for data in a ceph
message structure. Use this new function in the osd client and mds
client.
Ideally, these fields would never be set more than once (with
BUG_ON() calls to guarantee that). At the moment though the osd
client sets these every time it receives a message, and in the event
of a communication problem this can happen more than once. (This
will be resolved shortly, but setting up these helpers first makes
it all a bit easier to work with.)
Rearrange the field order in a ceph_msg structure to group those
that are used to define the possible data payloads.
This partially resolves:
http://tracker.ceph.com/issues/4263
Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
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|---|---|---|
| .. | ||
| auth.h | ||
| buffer.h | ||
| ceph_debug.h | ||
| ceph_features.h | ||
| ceph_frag.h | ||
| ceph_fs.h | ||
| ceph_hash.h | ||
| debugfs.h | ||
| decode.h | ||
| libceph.h | ||
| mdsmap.h | ||
| messenger.h | ||
| mon_client.h | ||
| msgpool.h | ||
| msgr.h | ||
| osd_client.h | ||
| osdmap.h | ||
| pagelist.h | ||
| rados.h | ||
| types.h | ||