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| author | Sage Weil <sage@newdream.net> | 2009-10-13 23:55:26 +0400 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2009-10-13 23:55:26 +0400 |
| commit | 535bbb530764b1b2b3b732837f0e61e1baae7109 (patch) | |
| tree | 9e1fae00cbfdae92638f049e20d14863abc33716 /fs/ceph/msgr.h | |
| parent | 572033069dbc2cff8d4a2d2b34c576e1813fda70 (diff) | |
| download | linux-535bbb530764b1b2b3b732837f0e61e1baae7109.tar.xz | |
ceph: add version field to message header
This makes it easier for individual message types to indicate
their particular encoding, and make future changes backward
compatible.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/msgr.h')
| -rw-r--r-- | fs/ceph/msgr.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ceph/msgr.h b/fs/ceph/msgr.h index 73921ae43faa..9abc879e25b1 100644 --- a/fs/ceph/msgr.h +++ b/fs/ceph/msgr.h @@ -21,7 +21,7 @@ * whenever the wire protocol changes. try to keep this string length * constant. */ -#define CEPH_BANNER "ceph v021" +#define CEPH_BANNER "ceph v022" #define CEPH_BANNER_MAX_LEN 30 @@ -125,6 +125,7 @@ struct ceph_msg_header { __le64 seq; /* message seq# for this session */ __le16 type; /* message type */ __le16 priority; /* priority. higher value == higher priority */ + __le16 version; /* version of message encoding */ __le32 front_len; /* bytes in main payload */ __le32 middle_len;/* bytes in middle payload */ |