Merge branch 'bkl/ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic...

[safe/jmp/linux-2.6] / fs / ceph / msgr.h

diff --git a/fs/ceph/msgr.h b/fs/ceph/msgr.h
index 40b6189..892a029 100644 (file)
--- 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 v026"
+#define CEPH_BANNER "ceph v027"
 #define CEPH_BANNER_MAX_LEN 30
 
 
@@ -50,7 +50,6 @@ struct ceph_entity_name {
 #define CEPH_ENTITY_TYPE_MDS    0x02
 #define CEPH_ENTITY_TYPE_OSD    0x04
 #define CEPH_ENTITY_TYPE_CLIENT 0x08
-#define CEPH_ENTITY_TYPE_ADMIN  0x10
 #define CEPH_ENTITY_TYPE_AUTH   0x20
 
 #define CEPH_ENTITY_TYPE_ANY    0xFF
@@ -61,7 +60,8 @@ extern const char *ceph_entity_type_name(int type);
  * entity_addr -- network address
  */
 struct ceph_entity_addr {
-       __le64 nonce;  /* unique id for process (e.g. pid) */
+       __le32 type;
+       __le32 nonce;  /* unique id for process (e.g. pid) */
        struct sockaddr_storage in_addr;
 } __attribute__ ((packed));
 
@@ -119,7 +119,7 @@ struct ceph_msg_connect_reply {
 /*
  * message header
  */
-struct ceph_msg_header {
+struct ceph_msg_header_old {
        __le64 seq;       /* message seq# for this session */
        __le64 tid;       /* transaction id */
        __le16 type;      /* message type */
@@ -137,6 +137,24 @@ struct ceph_msg_header {
        __le32 crc;       /* header crc32c */
 } __attribute__ ((packed));
 
+struct ceph_msg_header {
+       __le64 seq;       /* message seq# for this session */
+       __le64 tid;       /* transaction id */
+       __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 */
+       __le32 data_len;  /* bytes of data payload */
+       __le16 data_off;  /* sender: include full offset;
+                            receiver: mask against ~PAGE_MASK */
+
+       struct ceph_entity_name src;
+       __le32 reserved;
+       __le32 crc;       /* header crc32c */
+} __attribute__ ((packed));
+
 #define CEPH_MSG_PRIO_LOW     64
 #define CEPH_MSG_PRIO_DEFAULT 127
 #define CEPH_MSG_PRIO_HIGH    196