ceph: implement updated ceph_mds_request_head structure

[linux-2.6-microblaze.git] / include / linux / ceph / ceph_fs.h

diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h
index c0f1b92..d44d980 100644 (file)
--- a/include/linux/ceph/ceph_fs.h
+++ b/include/linux/ceph/ceph_fs.h
@@ -446,11 +446,25 @@ union ceph_mds_request_args {
        } __attribute__ ((packed)) lookupino;
 } __attribute__ ((packed));
 
+union ceph_mds_request_args_ext {
+       union ceph_mds_request_args old;
+       struct {
+               __le32 mode;
+               __le32 uid;
+               __le32 gid;
+               struct ceph_timespec mtime;
+               struct ceph_timespec atime;
+               __le64 size, old_size;       /* old_size needed by truncate */
+               __le32 mask;                 /* CEPH_SETATTR_* */
+               struct ceph_timespec btime;
+       } __attribute__ ((packed)) setattr_ext;
+};
+
 #define CEPH_MDS_FLAG_REPLAY           1 /* this is a replayed op */
 #define CEPH_MDS_FLAG_WANT_DENTRY      2 /* want dentry in reply */
 #define CEPH_MDS_FLAG_ASYNC            4 /* request is asynchronous */
 
-struct ceph_mds_request_head {
+struct ceph_mds_request_head_old {
        __le64 oldest_client_tid;
        __le32 mdsmap_epoch;           /* on client */
        __le32 flags;                  /* CEPH_MDS_FLAG_* */
@@ -463,6 +477,22 @@ struct ceph_mds_request_head {
        union ceph_mds_request_args args;
 } __attribute__ ((packed));
 
+#define CEPH_MDS_REQUEST_HEAD_VERSION  1
+
+struct ceph_mds_request_head {
+       __le16 version;                /* struct version */
+       __le64 oldest_client_tid;
+       __le32 mdsmap_epoch;           /* on client */
+       __le32 flags;                  /* CEPH_MDS_FLAG_* */
+       __u8 num_retry, num_fwd;       /* count retry, fwd attempts */
+       __le16 num_releases;           /* # include cap/lease release records */
+       __le32 op;                     /* mds op code */
+       __le32 caller_uid, caller_gid;
+       __le64 ino;                    /* use this ino for openc, mkdir, mknod,
+                                         etc. (if replaying) */
+       union ceph_mds_request_args_ext args;
+} __attribute__ ((packed));
+
 /* cap/lease release record */
 struct ceph_mds_request_release {
        __le64 ino, cap_id;            /* ino and unique cap id */