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diff --git a/src/ceph/src/mds/locks.h b/src/ceph/src/mds/locks.h
deleted file mode 100644
index 9f4ea56..0000000
--- a/src/ceph/src/mds/locks.h
+++ /dev/null
@@ -1,145 +0,0 @@
-
-#ifndef CEPH_MDS_LOCKS_H
-#define CEPH_MDS_LOCKS_H
-
-struct sm_state_t {
-  int next;         // 0 if stable
-  char loner;
-  int replica_state;
-  char can_read;
-  char can_read_projected;
-  char can_rdlock;
-  char can_wrlock;
-  char can_force_wrlock;
-  char can_lease;
-  char can_xlock;
-  int caps;
-  int loner_caps;
-  int xlocker_caps;
-  int replica_caps;
-};
-
-struct sm_t {
-  const struct sm_state_t *states;
-  int allowed_ever_auth;
-  int allowed_ever_replica;
-  int careful;
-  int can_remote_xlock;
-};
-
-#define ANY  1 // auth or replica
-#define AUTH 2 // auth only
-#define XCL  3 // auth or exclusive client
-//#define FW   4 // fw to auth, if replica
-#define REQ  5 // req state change from auth, if replica
-
-extern const struct sm_t sm_simplelock;
-extern const struct sm_t sm_filelock;
-extern const struct sm_t sm_scatterlock;
-extern const struct sm_t sm_locallock;
-
-
-
-// -- lock states --
-// sync <-> lock
-enum {
-  LOCK_UNDEF = 0,
-
-  //                                    auth               rep
-  LOCK_SYNC,    // AR   R . RD L . / C .   R RD L . / C . 
-  LOCK_LOCK,    // AR   R . .. . X / . .   . .. . . / . .
-
-  LOCK_PREXLOCK,    // A    . . .. . . / . .   (lock)
-  LOCK_XLOCK,       // A    . . .. . . / . .   (lock)
-  LOCK_XLOCKDONE,   // A    r p rd l x / . .   (lock)  <-- by same client only!!
-  LOCK_XLOCKSNAP,   // also revoke Fb
-  LOCK_LOCK_XLOCK,
-
-  LOCK_SYNC_LOCK,    // AR   R . .. . . / . .   R .. . . / . .
-  LOCK_LOCK_SYNC,    // A    R p rd l . / . .   (lock)  <-- lc by same client only
-
-  LOCK_EXCL,         // A    . . .. . . / c x * (lock)
-  LOCK_EXCL_SYNC,    // A    . . .. . . / c . * (lock)
-  LOCK_EXCL_LOCK,    // A    . . .. . . / . .   (lock)
-  LOCK_SYNC_EXCL,    // Ar   R . .. . . / c . * (sync->lock)
-  LOCK_LOCK_EXCL,    // A    R . .. . . / . .   (lock)
-
-  LOCK_REMOTEXLOCK,  // on NON-auth
-
-  // * = loner mode
-
-  LOCK_MIX,
-  LOCK_SYNC_MIX,
-  LOCK_SYNC_MIX2,
-  LOCK_LOCK_MIX,
-  LOCK_EXCL_MIX,
-  LOCK_MIX_SYNC,
-  LOCK_MIX_SYNC2,
-  LOCK_MIX_LOCK,
-  LOCK_MIX_LOCK2,
-  LOCK_MIX_EXCL,
-
-  LOCK_TSYN,
-  LOCK_TSYN_LOCK,
-  LOCK_TSYN_MIX,
-  LOCK_LOCK_TSYN,
-  LOCK_MIX_TSYN,
-
-  LOCK_PRE_SCAN,
-  LOCK_SCAN,
-
-  LOCK_SNAP_SYNC,
-
-  LOCK_XSYN,
-  LOCK_XSYN_EXCL,
-  LOCK_EXCL_XSYN,
-  LOCK_XSYN_SYNC,
-
-  LOCK_MAX,
-};
-
-// -------------------------
-// lock actions
-
-// for replicas
-#define LOCK_AC_SYNC        -1
-#define LOCK_AC_MIX         -2
-#define LOCK_AC_LOCK        -3
-#define LOCK_AC_LOCKFLUSHED -4
-
-// for auth
-#define LOCK_AC_SYNCACK      1
-#define LOCK_AC_MIXACK     2
-#define LOCK_AC_LOCKACK      3
-
-#define LOCK_AC_REQSCATTER   7
-#define LOCK_AC_REQUNSCATTER 8
-#define LOCK_AC_NUDGE        9
-#define LOCK_AC_REQRDLOCK   10
-
-#define LOCK_AC_FOR_REPLICA(a)  ((a) < 0)
-#define LOCK_AC_FOR_AUTH(a)     ((a) > 0)
-
-
-static inline const char *get_lock_action_name(int a) {
-  switch (a) {
-  case LOCK_AC_SYNC: return "sync";
-  case LOCK_AC_MIX: return "mix";
-  case LOCK_AC_LOCK: return "lock";
-  case LOCK_AC_LOCKFLUSHED: return "lockflushed";
-
-  case LOCK_AC_SYNCACK: return "syncack";
-  case LOCK_AC_MIXACK: return "mixack";
-  case LOCK_AC_LOCKACK: return "lockack";
-
-  case LOCK_AC_REQSCATTER: return "reqscatter";
-  case LOCK_AC_REQUNSCATTER: return "requnscatter";
-  case LOCK_AC_NUDGE: return "nudge";
-  case LOCK_AC_REQRDLOCK: return "reqrdlock";
-  default: return "???";
-  }
-}
-
-
-
-#endif