fop namespace cleanup.

removed 'lock_notify', 'lock_fnotify', 'setdents', 'getdents' from
'fop' list, and removed 'stats' from mop list, as they are no more
used in the codebase, and had made code bulky/buggy.

Signed-off-by: Amar Tumballi <amar@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 734 (keep only the working/usable code in build tree to focus more on development)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=734

9 files changed, 0 insertions, 784 deletions

diff --git a/libglusterfs/src/call-stub.c b/libglusterfs/src/call-stub.c
index 17d8c810603..ae67f59dc58 100644
--- a/libglusterfs/src/call-stub.c
+++ b/libglusterfs/src/call-stub.c
@@ -1139,65 +1139,6 @@ out:
 
 
 call_stub_t *
-fop_getdents_stub (call_frame_t *frame,
-		   fop_getdents_t fn,
-		   fd_t *fd,
-		   size_t size,
-		   off_t off,
-		   int32_t flag)
-{
-	call_stub_t *stub = NULL;
-
-	GF_VALIDATE_OR_GOTO ("call-stub", frame, out);
-
-	stub = stub_new (frame, 1, GF_FOP_GETDENTS);
-	GF_VALIDATE_OR_GOTO ("call-stub", stub, out);
-
-	stub->args.getdents.fn = fn;
-	stub->args.getdents.size = size;
-	stub->args.getdents.off = off;
-	if (fd)
-		stub->args.getdents.fd = fd_ref (fd);
-	stub->args.getdents.flag = flag;
-out:
-	return stub;
-}
-
-
-call_stub_t *
-fop_getdents_cbk_stub (call_frame_t *frame,
-		       fop_getdents_cbk_t fn,
-		       int32_t op_ret,
-		       int32_t op_errno,
-		       dir_entry_t *entries,
-		       int32_t count)
-
-{
-	call_stub_t *stub = NULL;
-
-	GF_VALIDATE_OR_GOTO ("call-stub", frame, out);
-
-	stub = stub_new (frame, 0, GF_FOP_GETDENTS);
-	GF_VALIDATE_OR_GOTO ("call-stub", stub, out);
-
-	stub->args.getdents_cbk.fn = fn;
-	stub->args.getdents_cbk.op_ret = op_ret;
-	stub->args.getdents_cbk.op_errno = op_errno;
-	if (op_ret >= 0) {
-		stub->args.getdents_cbk.entries.next = entries->next;
-		/* FIXME: are entries not needed in the caller after
-		 * creating stub? */
-		entries->next = NULL;
-	}
-
-	stub->args.getdents_cbk.count = count;
-out:
-	return stub;
-}
-
-
-
-call_stub_t *
 fop_fsyncdir_stub (call_frame_t *frame,
 		   fop_fsyncdir_t fn,
 		   fd_t *fd,
@@ -1768,55 +1709,6 @@ fop_fentrylk_cbk_stub (call_frame_t *frame, fop_fentrylk_cbk_t fn,
 
 
 call_stub_t *
-fop_setdents_stub (call_frame_t *frame,
-		   fop_setdents_t fn,
-		   fd_t *fd,
-		   int32_t flags,
-		   dir_entry_t *entries,
-		   int32_t count)
-{ 
-	call_stub_t *stub = NULL;
-
-	GF_VALIDATE_OR_GOTO ("call-stub", frame, out);
-
-	stub = stub_new (frame, 1, GF_FOP_SETDENTS);
-	GF_VALIDATE_OR_GOTO ("call-stub", stub, out);
-
-	if (fd)
-		stub->args.setdents.fd = fd_ref (fd);
-	stub->args.setdents.fn = fn;
-	stub->args.setdents.flags = flags;
-	stub->args.setdents.count = count;
-	if (entries) {
-		stub->args.setdents.entries.next = entries->next;
-		entries->next = NULL;
-	}
-out:
-	return stub;
-}
-
-call_stub_t *
-fop_setdents_cbk_stub (call_frame_t *frame,
-		       fop_setdents_cbk_t fn,
-		       int32_t op_ret,
-		       int32_t op_errno)
-{  
-	call_stub_t *stub = NULL;
-
-	GF_VALIDATE_OR_GOTO ("call-stub", frame, out);
-
-	stub = stub_new (frame, 0, GF_FOP_SETDENTS);
-	GF_VALIDATE_OR_GOTO ("call-stub", stub, out);
-
-	stub->args.setdents_cbk.fn = fn;
-	stub->args.setdents_cbk.op_ret = op_ret;
-	stub->args.setdents_cbk.op_errno = op_errno;
-out:
-	return stub;
-  
-}
-
-call_stub_t *
 fop_readdirp_cbk_stub (call_frame_t *frame,
 		       fop_readdirp_cbk_t fn,
 		       int32_t op_ret,
@@ -2141,90 +2033,6 @@ fop_fxattrop_stub (call_frame_t *frame,
 
 
 call_stub_t *
-fop_lock_notify_cbk_stub (call_frame_t *frame, fop_lock_notify_cbk_t fn,
-                          int32_t op_ret, int32_t op_errno)
-{
-	call_stub_t *stub = NULL;
-
-	GF_VALIDATE_OR_GOTO ("call-stub", frame, out);
-	
-	stub = stub_new (frame, 0, GF_FOP_LOCK_NOTIFY);
-	GF_VALIDATE_OR_GOTO ("call-stub", stub, out);
-
-	stub->args.lock_notify_cbk.fn       = fn;
-	stub->args.lock_notify_cbk.op_ret   = op_ret;
-	stub->args.lock_notify_cbk.op_errno = op_errno;
-
-out:
-	return stub;
-}
-
-
-call_stub_t *
-fop_lock_notify_stub (call_frame_t *frame, fop_lock_notify_t fn,
-		      loc_t *loc, int32_t timeout)
-{
-	call_stub_t *stub = NULL;
-
-	if (!frame)
-		return NULL;
-
-	stub = stub_new (frame, 1, GF_FOP_LOCK_NOTIFY);
-	if (!stub)
-		return NULL;
-
-	stub->args.lock_notify.fn = fn;
-	
-	loc_copy (&stub->args.lock_notify.loc, loc);
-
-	stub->args.lock_notify.timeout = timeout;
-
-	return stub;
-}
-
-
-call_stub_t *
-fop_lock_fnotify_cbk_stub (call_frame_t *frame, fop_lock_fnotify_cbk_t fn,
-                           int32_t op_ret, int32_t op_errno)
-{
-	call_stub_t *stub = NULL;
-
-	GF_VALIDATE_OR_GOTO ("call-stub", frame, out);
-	
-	stub = stub_new (frame, 0, GF_FOP_LOCK_FNOTIFY);
-	GF_VALIDATE_OR_GOTO ("call-stub", stub, out);
-
-	stub->args.lock_fnotify_cbk.fn       = fn;
-	stub->args.lock_fnotify_cbk.op_ret   = op_ret;
-	stub->args.lock_fnotify_cbk.op_errno = op_errno;
-
-out:
-	return stub;
-}
-
-
-call_stub_t *
-fop_lock_fnotify_stub (call_frame_t *frame, fop_lock_fnotify_t fn,
-		       fd_t *fd, int32_t timeout)
-{
-	call_stub_t *stub = NULL;
-
-	if (!frame)
-		return NULL;
-
-	stub = stub_new (frame, 1, GF_FOP_LOCK_FNOTIFY);
-	if (!stub)
-		return NULL;
-
-	stub->args.lock_fnotify.fn = fn;
-
-	stub->args.lock_fnotify.fd      = fd_ref (fd);
-	stub->args.lock_fnotify.timeout = timeout;
-
-	return stub;
-}
-
-call_stub_t *
 fop_setattr_cbk_stub (call_frame_t *frame,
                       fop_setattr_cbk_t fn,
                       int32_t op_ret,
@@ -2564,17 +2372,6 @@ call_resume_wind (call_stub_t *stub)
 		break;
 	}
 
-	case GF_FOP_GETDENTS:
-	{
-		stub->args.getdents.fn (stub->frame,
-					stub->frame->this,
-					stub->args.getdents.fd,
-					stub->args.getdents.size,
-					stub->args.getdents.off,
-					stub->args.getdents.flag);
-		break;
-	}
-
 	case GF_FOP_FSYNCDIR:
 	{
 		stub->args.fsyncdir.fn (stub->frame,
@@ -2677,17 +2474,6 @@ call_resume_wind (call_stub_t *stub)
 		break;
 	}
 
-	case GF_FOP_SETDENTS:
-	{
-		stub->args.setdents.fn (stub->frame,
-					stub->frame->this,
-					stub->args.setdents.fd,
-					stub->args.setdents.flags,
-					&stub->args.setdents.entries,
-					stub->args.setdents.count);
-		break;
-	}
-
 	case GF_FOP_CHECKSUM:
 	{
 		stub->args.checksum.fn (stub->frame,
@@ -2747,22 +2533,6 @@ call_resume_wind (call_stub_t *stub)
 
 		break;
 	}
-	case GF_FOP_LOCK_NOTIFY:
-	{
-		stub->args.lock_notify.fn (stub->frame,
-					   stub->frame->this,
-					   &stub->args.lock_notify.loc,
-					   stub->args.lock_notify.timeout);
-		break;
-	}
-	case GF_FOP_LOCK_FNOTIFY:
-	{
-		stub->args.lock_fnotify.fn (stub->frame,
-					    stub->frame->this,
-					    stub->args.lock_fnotify.fd,
-					    stub->args.lock_fnotify.timeout);
-		break;
-	}
         case GF_FOP_SETATTR:
         {
                 stub->args.setattr.fn (stub->frame,
@@ -3255,25 +3025,6 @@ call_resume_unwind (call_stub_t *stub)
 		break;
 	}
   
-	case GF_FOP_GETDENTS:
-	{
-		if (!stub->args.getdents_cbk.fn)
-			STACK_UNWIND (stub->frame,
-				      stub->args.getdents_cbk.op_ret,
-				      stub->args.getdents_cbk.op_errno,
-				      &stub->args.getdents_cbk.entries,
-				      stub->args.getdents_cbk.count);
-		else
-			stub->args.getdents_cbk.fn (stub->frame,
-						    stub->frame->cookie,
-						    stub->frame->this,
-						    stub->args.getdents_cbk.op_ret,
-						    stub->args.getdents_cbk.op_errno,
-						    &stub->args.getdents_cbk.entries,
-						    stub->args.getdents_cbk.count);
-		break;
-	}
-  
 	case GF_FOP_FSYNCDIR:
 	{
 		if (!stub->args.fsyncdir_cbk.fn)
@@ -3452,20 +3203,6 @@ call_resume_unwind (call_stub_t *stub)
 
 		break;
 	}
-	case GF_FOP_SETDENTS:
-	{
-		if (!stub->args.setdents_cbk.fn)
-			STACK_UNWIND (stub->frame,
-				      stub->args.setdents_cbk.op_ret,
-				      stub->args.setdents_cbk.op_errno);
-		else
-			stub->args.setdents_cbk.fn (stub->frame,
-						    stub->frame->cookie,
-						    stub->frame->this,
-						    stub->args.setdents_cbk.op_ret,
-						    stub->args.setdents_cbk.op_errno);
-		break;
-	}
 
 	case GF_FOP_CHECKSUM:
 	{
@@ -3596,34 +3333,6 @@ call_resume_unwind (call_stub_t *stub)
 
 		break;
 	}
-	case GF_FOP_LOCK_NOTIFY:
-	{
-		if (!stub->args.lock_notify_cbk.fn)
-			STACK_UNWIND (stub->frame,
-				      stub->args.lock_notify_cbk.op_ret,
-				      stub->args.lock_notify_cbk.op_errno);
-		else
-			stub->args.lock_notify_cbk.fn (stub->frame,
-						       stub->frame->cookie,
-						       stub->frame->this,
-						       stub->args.lock_notify_cbk.op_ret,
-						       stub->args.lock_notify_cbk.op_errno);
-		break;
-	}
-	case GF_FOP_LOCK_FNOTIFY:
-	{
-		if (!stub->args.lock_fnotify_cbk.fn)
-			STACK_UNWIND (stub->frame,
-				      stub->args.lock_fnotify_cbk.op_ret,
-				      stub->args.lock_fnotify_cbk.op_errno);
-		else
-			stub->args.lock_fnotify_cbk.fn (stub->frame,
-							stub->frame->cookie,
-							stub->frame->this,
-							stub->args.lock_fnotify_cbk.op_ret,
-							stub->args.lock_fnotify_cbk.op_errno);
-		break;
-	}
         case GF_FOP_SETATTR:
         {
                 if (!stub->args.setattr_cbk.fn)
@@ -3839,13 +3548,6 @@ call_stub_destroy_wind (call_stub_t *stub)
 		break;
 	}
 
-	case GF_FOP_GETDENTS:
-	{
-		if (stub->args.getdents.fd)
-			fd_unref (stub->args.getdents.fd);
-		break;
-	}
-
 	case GF_FOP_FSYNCDIR:
 	{
 		if (stub->args.fsyncdir.fd)
@@ -3928,21 +3630,6 @@ call_stub_destroy_wind (call_stub_t *stub)
 		break;
 	}
 
-	case GF_FOP_SETDENTS:
-	{
-		dir_entry_t *entry, *next;
-		if (stub->args.setdents.fd)
-			fd_unref (stub->args.setdents.fd);
-		entry = stub->args.setdents.entries.next;
-		while (entry) {
-			next = entry->next;
-			FREE (entry->name);
-			FREE (entry);
-			entry = next;
-		}
-		break;
-	}
-
 	case GF_FOP_CHECKSUM:
 	{
 		loc_wipe (&stub->args.checksum.loc);
@@ -3983,17 +3670,6 @@ call_stub_destroy_wind (call_stub_t *stub)
 		dict_unref (stub->args.fxattrop.xattr);
 		break;
 	}
-	case GF_FOP_LOCK_NOTIFY:
-	{
-		loc_wipe (&stub->args.lock_notify.loc);
-		break;
-	}
-	case GF_FOP_LOCK_FNOTIFY:
-	{
-		if (stub->args.lock_fnotify.fd)
-			fd_unref (stub->args.lock_fnotify.fd);
-		break;
-	}
         case GF_FOP_SETATTR:
         {
                 loc_wipe (&stub->args.setattr.loc);
@@ -4144,22 +3820,6 @@ call_stub_destroy_unwind (call_stub_t *stub)
 	}
 	break;
 
-	case GF_FOP_GETDENTS:
-	{
-		dir_entry_t *tmp = NULL, *entries = NULL;
-
-		entries = &stub->args.getdents_cbk.entries;
-		if (stub->args.getdents_cbk.op_ret >= 0) {
-			while (entries->next) {
-				tmp = entries->next;
-				entries->next = entries->next->next;
-				FREE (tmp->name);
-				FREE (tmp);
-			}
-		}
-	}
-	break;
-
 	case GF_FOP_FSYNCDIR:
 		break;
   
@@ -4197,9 +3857,6 @@ call_stub_destroy_unwind (call_stub_t *stub)
 	}
 	break;
 
-	case GF_FOP_SETDENTS:
-		break;
-
 	case GF_FOP_CHECKSUM:
 	{
 		if (stub->args.checksum_cbk.op_ret >= 0) {
diff --git a/libglusterfs/src/call-stub.h b/libglusterfs/src/call-stub.h
index 3160e9dd066..afc5b13e9a2 100644
--- a/libglusterfs/src/call-stub.h
+++ b/libglusterfs/src/call-stub.h
@@ -324,35 +324,6 @@ typedef struct {
 			fd_t *fd;
 		} opendir_cbk;
 
-		/* getdents */
-		struct {
-			fop_getdents_t fn;
-			fd_t *fd;
-			size_t size;
-			off_t off;
-			int32_t flag;
-		} getdents;
-		struct {
-			fop_getdents_cbk_t fn;
-			int32_t op_ret;
-			int32_t op_errno;
-			dir_entry_t entries;
-			int32_t count;
-		} getdents_cbk;
-
-		/* setdents */
-		struct {
-			fop_setdents_t fn;
-			fd_t *fd;
-			int32_t flags;
-			dir_entry_t entries;
-			int32_t count;
-		} setdents;
-		struct {
-			fop_setdents_cbk_t fn;
-			int32_t op_ret;
-			int32_t op_errno;
-		} setdents_cbk;
 
 		/* fsyncdir */
 		struct {
@@ -587,28 +558,6 @@ typedef struct {
 			dict_t *xattr;
 		} fxattrop_cbk;
 
-		struct {
-			fop_lock_notify_t fn;
-			loc_t loc;
-			int32_t timeout;
-		} lock_notify;
-		struct {
-			fop_lock_notify_cbk_t fn;
-			int32_t op_ret;
-			int32_t op_errno;
-		} lock_notify_cbk;
-
-		struct {
-			fop_lock_fnotify_t fn;
-			fd_t *fd;
-			int32_t timeout;
-		} lock_fnotify;
-		struct {
-			fop_lock_fnotify_cbk_t fn;
-			int32_t op_ret;
-			int32_t op_errno;
-		} lock_fnotify_cbk;
-                
                 /* setattr */
                 struct {
                         fop_setattr_t fn;
@@ -945,36 +894,6 @@ fop_opendir_cbk_stub (call_frame_t *frame,
 		      fd_t *fd);
 
 call_stub_t *
-fop_getdents_stub (call_frame_t *frame,
-		   fop_getdents_t fn,
-		   fd_t *fd,
-		   size_t size,
-		   off_t off,
-		   int32_t flag);
-
-call_stub_t *
-fop_getdents_cbk_stub (call_frame_t *frame,
-		       fop_getdents_cbk_t fn,
-		       int32_t op_ret,
-		       int32_t op_errno,
-		       dir_entry_t *entries,
-		       int32_t count);
-
-call_stub_t *
-fop_setdents_stub (call_frame_t *frame,
-		   fop_setdents_t fn,
-		   fd_t *fd,
-		   int32_t flags,
-		   dir_entry_t *entries,
-		   int32_t count);
-
-call_stub_t *
-fop_setdents_cbk_stub (call_frame_t *frame,
-		       fop_setdents_cbk_t fn,
-		       int32_t op_ret,
-		       int32_t op_errno);
-
-call_stub_t *
 fop_fsyncdir_stub (call_frame_t *frame,
 		   fop_fsyncdir_t fn,
 		   fd_t *fd,
@@ -1194,30 +1113,6 @@ fop_fxattrop_stub_cbk_stub (call_frame_t *frame,
 			    int32_t op_errno);
 
 call_stub_t *
-fop_lock_notify_stub_cbk_stub (call_frame_t *frame,
-			       fop_lock_notify_cbk_t fn,
-			       int32_t op_ret,
-			       int32_t op_errno);
-
-call_stub_t *
-fop_lock_notify_stub (call_frame_t *frame,
-		      fop_lock_notify_t fn,
-		      loc_t *loc,
-		      int32_t timeout);
-
-call_stub_t *
-fop_lock_fnotify_stub_cbk_stub (call_frame_t *frame,
-				fop_lock_fnotify_cbk_t fn,
-				int32_t op_ret,
-				int32_t op_errno);
-
-call_stub_t *
-fop_lock_fnotify_stub (call_frame_t *frame,
-		       fop_lock_fnotify_t fn,
-		       fd_t *fd,
-		       int32_t timeout);
-
-call_stub_t *
 fop_setattr_stub (call_frame_t *frame,
                   fop_setattr_t fn,
                   loc_t *loc,
diff --git a/libglusterfs/src/common-utils.c b/libglusterfs/src/common-utils.c
index 31727adf813..984ad0794a3 100644
--- a/libglusterfs/src/common-utils.c
+++ b/libglusterfs/src/common-utils.c
@@ -205,7 +205,6 @@ gf_global_variable_init()
 	gf_fop_list[GF_FOP_GETXATTR]    = "GETXATTR";
 	gf_fop_list[GF_FOP_REMOVEXATTR] = "REMOVEXATTR";
 	gf_fop_list[GF_FOP_OPENDIR]     = "OPENDIR";
-	gf_fop_list[GF_FOP_GETDENTS]    = "GETDENTS";   /* 20 */
 	gf_fop_list[GF_FOP_FSYNCDIR]    = "FSYNCDIR";
 	gf_fop_list[GF_FOP_ACCESS]      = "ACCESS";
 	gf_fop_list[GF_FOP_CREATE]      = "CREATE";
@@ -213,7 +212,6 @@ gf_global_variable_init()
 	gf_fop_list[GF_FOP_FSTAT]       = "FSTAT";      /* 25 */
 	gf_fop_list[GF_FOP_LK]          = "LK";
 	gf_fop_list[GF_FOP_LOOKUP]      = "LOOKUP";
-	gf_fop_list[GF_FOP_SETDENTS]    = "SETDENTS";
 	gf_fop_list[GF_FOP_READDIR]     = "READDIR";
 	gf_fop_list[GF_FOP_INODELK]     = "INODELK";    /* 30 */
 	gf_fop_list[GF_FOP_FINODELK]    = "FINODELK";
@@ -222,8 +220,6 @@ gf_global_variable_init()
 	gf_fop_list[GF_FOP_CHECKSUM]    = "CHECKSUM";   /* 36 */
 	gf_fop_list[GF_FOP_XATTROP]     = "XATTROP";
 	gf_fop_list[GF_FOP_FXATTROP]    = "FXATTROP";
-	gf_fop_list[GF_FOP_LOCK_NOTIFY] = "LOCK_NOTIFY";
-	gf_fop_list[GF_FOP_LOCK_FNOTIFY]= "LOCK_FNOTIFY";
 	gf_fop_list[GF_FOP_FSETXATTR]   = "FSETXATTR";
 	gf_fop_list[GF_FOP_FGETXATTR]   = "FGETXATTR";
         gf_fop_list[GF_FOP_RCHECKSUM]   = "RCHECKSUM";
@@ -233,7 +229,6 @@ gf_global_variable_init()
 
 	gf_mop_list[GF_MOP_SETVOLUME]   = "SETVOLUME"; /* 0 */
 	gf_mop_list[GF_MOP_GETVOLUME]   = "GETVOLUME"; /* 1 */
-	gf_mop_list[GF_MOP_STATS]       = "STATS";
 	gf_mop_list[GF_MOP_SETSPEC]     = "SETSPEC";
 	gf_mop_list[GF_MOP_GETSPEC]     = "GETSPEC";
         gf_mop_list[GF_MOP_LOG]         = "LOG";
diff --git a/libglusterfs/src/defaults.c b/libglusterfs/src/defaults.c
index ab88e024c3a..a007beb4559 100644
--- a/libglusterfs/src/defaults.c
+++ b/libglusterfs/src/defaults.c
@@ -706,77 +706,6 @@ default_opendir (call_frame_t *frame,
 	return 0;
 }
 
-
-static int32_t
-default_getdents_cbk (call_frame_t *frame,
-		      void *cookie,
-		      xlator_t *this,
-		      int32_t op_ret,
-		      int32_t op_errno,
-		      dir_entry_t *entries,
-		      int32_t count)
-{
-	STACK_UNWIND (frame,
-		      op_ret,
-		      op_errno,
-		      entries,
-		      count);
-	return 0;
-}
-
-int32_t
-default_getdents (call_frame_t *frame,
-		  xlator_t *this,
-		  fd_t *fd,
-		  size_t size,
-		  off_t offset,
-		  int32_t flag)
-{
-	STACK_WIND (frame,
-		    default_getdents_cbk,
-		    FIRST_CHILD(this),
-		    FIRST_CHILD(this)->fops->getdents,
-		    fd,
-		    size,
-		    offset,
-		    flag);
-	return 0;
-}
-
-
-static int32_t
-default_setdents_cbk (call_frame_t *frame,
-		      void *cookie,
-		      xlator_t *this,
-		      int32_t op_ret,
-		      int32_t op_errno)
-{
-	STACK_UNWIND (frame,
-		      op_ret,
-		      op_errno);
-	return 0;
-}
-
-int32_t
-default_setdents (call_frame_t *frame,
-		  xlator_t *this,
-		  fd_t *fd,
-		  int32_t flags,
-		  dir_entry_t *entries,
-		  int32_t count)
-{
-	STACK_WIND (frame,
-		    default_setdents_cbk,
-		    FIRST_CHILD(this),
-		    FIRST_CHILD(this)->fops->setdents,
-		    fd,
-		    flags,
-		    entries,
-		    count);
-	return 0;
-}
-
-
 static int32_t
 default_fsyncdir_cbk (call_frame_t *frame,
 		      void *cookie,
@@ -1171,35 +1100,6 @@ default_fentrylk (call_frame_t *frame, xlator_t *this,
 /* Management operations */
 
 static int32_t
-default_stats_cbk (call_frame_t *frame,
-		   void *cookie,
-		   xlator_t *this,
-		   int32_t op_ret,
-		   int32_t op_errno,
-		   struct xlator_stats *stats)
-{
-	STACK_UNWIND (frame,
-		      op_ret,
-		      op_errno,
-		      stats);
-	return 0;
-}
-
-
-int32_t
-default_stats (call_frame_t *frame,
-	       xlator_t *this,
-	       int32_t flags)
-{
-	STACK_WIND (frame,
-		    default_stats_cbk,
-		    FIRST_CHILD(this),
-		    FIRST_CHILD(this)->mops->stats,
-		    flags);
-	return 0;
-}
-
-static int32_t
 default_getspec_cbk (call_frame_t *frame,
 		     void *cookie,
 		     xlator_t *this,
@@ -1379,49 +1279,6 @@ default_readdirp (call_frame_t *frame,
 	return 0;
 }
 
-int32_t
-default_lock_notify_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
-			 int32_t op_ret, int32_t op_errno)
-{
-	STACK_UNWIND (frame, op_ret, op_errno);
-	return 0;
-}
-
-
-int32_t
-default_lock_fnotify_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
-			  int32_t op_ret, int32_t op_errno)
-{
-	STACK_UNWIND (frame, op_ret, op_errno);
-	return 0;
-}
-
-
-int32_t
-default_lock_notify (call_frame_t *frame, xlator_t *this, 
-		     loc_t *loc, int32_t timeout)
-{
-	STACK_WIND (frame, 
-		    default_lock_notify_cbk,
-		    FIRST_CHILD (this),
-		    FIRST_CHILD (this)->fops->lock_notify,
-		    loc, timeout);
-	return 0;
-}
-
-
-int32_t
-default_lock_fnotify (call_frame_t *frame, xlator_t *this, 
-		      fd_t *fd, int32_t timeout)
-{
-	STACK_WIND (frame, 
-		    default_lock_notify_cbk,
-		    FIRST_CHILD (this),
-		    FIRST_CHILD (this)->fops->lock_fnotify,
-		    fd, timeout);
-	return 0;
-}
-
 
 /* notify */
 int
diff --git a/libglusterfs/src/defaults.h b/libglusterfs/src/defaults.h
index daab88919a1..d98fa02cf51 100644
--- a/libglusterfs/src/defaults.h
+++ b/libglusterfs/src/defaults.h
@@ -33,10 +33,6 @@
 
 /* Management Operations */
 
-int32_t default_stats (call_frame_t *frame,
-		       xlator_t *this,
-		       int32_t flags);
-
 int32_t default_getspec (call_frame_t *frame,
 			 xlator_t *this,
 			 const char *key,
@@ -164,13 +160,6 @@ int32_t default_opendir (call_frame_t *frame,
 			 xlator_t *this,
 			 loc_t *loc, fd_t *fd);
 
-int32_t default_getdents (call_frame_t *frame,
-			  xlator_t *this,
-			  fd_t *fd,
-			  size_t size,
-			  off_t offset,
-			  int32_t flag);
-
 int32_t default_fsyncdir (call_frame_t *frame,
 			  xlator_t *this,
 			  fd_t *fd,
@@ -239,13 +228,6 @@ int32_t default_readdirp (call_frame_t *frame,
 			  fd_t *fd,
 			  size_t size, off_t off);
 
-int32_t default_setdents (call_frame_t *frame,
-			  xlator_t *this,
-			  fd_t *fd,
-			  int32_t flags,
-			  dir_entry_t *entries,
-			  int32_t count);
-
 int32_t default_xattrop (call_frame_t *frame,
 			 xlator_t *this,
 			 loc_t *loc,
@@ -258,15 +240,6 @@ int32_t default_fxattrop (call_frame_t *frame,
 			  gf_xattrop_flags_t flags,
 			  dict_t *dict);
 
-int32_t
-default_lock_notify (call_frame_t *frame, xlator_t *this,
-                     loc_t *loc, int32_t timeout);
-
-int32_t
-default_lock_fnotify (call_frame_t *frame, xlator_t *this,
-                      fd_t *fd, int32_t timeout);
-
-
 int32_t default_notify (xlator_t *this,
 			int32_t event,
 			void *data,
diff --git a/libglusterfs/src/glusterfs.h b/libglusterfs/src/glusterfs.h
index 464c4302570..4abde409b92 100644
--- a/libglusterfs/src/glusterfs.h
+++ b/libglusterfs/src/glusterfs.h
@@ -100,7 +100,6 @@ typedef enum {
         GF_FOP_GETXATTR,
         GF_FOP_REMOVEXATTR,/* 20 */
         GF_FOP_OPENDIR,
-        GF_FOP_GETDENTS,
         GF_FOP_FSYNCDIR,
         GF_FOP_ACCESS,
         GF_FOP_CREATE,     /* 25 */
@@ -108,7 +107,6 @@ typedef enum {
         GF_FOP_FSTAT,
         GF_FOP_LK,
         GF_FOP_LOOKUP,
-        GF_FOP_SETDENTS,
         GF_FOP_READDIR,
         GF_FOP_INODELK,   /* 35 */
         GF_FOP_FINODELK,
@@ -117,8 +115,6 @@ typedef enum {
         GF_FOP_CHECKSUM,
         GF_FOP_XATTROP,  /* 40 */
         GF_FOP_FXATTROP,
-        GF_FOP_LOCK_NOTIFY,
-        GF_FOP_LOCK_FNOTIFY,
         GF_FOP_FGETXATTR,
         GF_FOP_FSETXATTR, /* 45 */
         GF_FOP_RCHECKSUM,
@@ -132,7 +128,6 @@ typedef enum {
 typedef enum {
         GF_MOP_SETVOLUME, /* 0 */
         GF_MOP_GETVOLUME, /* 1 */
-        GF_MOP_STATS,
         GF_MOP_SETSPEC,
         GF_MOP_GETSPEC,
 	GF_MOP_PING,      /* 5 */
@@ -187,13 +182,6 @@ typedef enum {
 } entrylk_type;
 
 typedef enum {
-        GF_GET_ALL = 1,
-        GF_GET_DIR_ONLY,
-        GF_GET_SYMLINK_ONLY,
-        GF_GET_REGULAR_FILES_ONLY,
-} glusterfs_getdents_flags_t;
-
-typedef enum {
 	GF_XATTROP_ADD_ARRAY,
 } gf_xattrop_flags_t;
 
diff --git a/libglusterfs/src/protocol.h b/libglusterfs/src/protocol.h
index 829d3fa83db..f8e03da2708 100644
--- a/libglusterfs/src/protocol.h
+++ b/libglusterfs/src/protocol.h
@@ -838,31 +838,6 @@ typedef struct {
 	char           dict[0];
 } __attribute__((packed)) gf_fop_lookup_rsp_t;
 
-
-typedef struct {
-	uint64_t ino;
-        uint64_t gen;
-	int64_t  fd;
-	uint32_t flags;
-	uint32_t count;
-	char     buf[0];
-} __attribute__((packed)) gf_fop_setdents_req_t;
-typedef struct { } __attribute__((packed)) gf_fop_setdents_rsp_t;
-
-typedef struct {
-	uint64_t ino;
-        uint64_t gen;
-	int64_t  fd;
-	uint64_t offset;
-	uint32_t size;
-	uint32_t flags;
-} __attribute__((packed)) gf_fop_getdents_req_t;
-typedef struct {
-	uint32_t count;
-	char buf[0];
-} __attribute__((packed)) gf_fop_getdents_rsp_t;
-
-
 typedef struct {
 	uint64_t  ino;
         uint64_t  gen;
@@ -906,44 +881,6 @@ typedef struct {
         unsigned char strong_checksum[0];
 } __attribute__((packed)) gf_fop_rchecksum_rsp_t;
 
-
-typedef struct {
-	uint64_t  ino;
-        uint64_t  gen;
-	int32_t   timeout;
-} __attribute__((packed)) gf_fop_lock_notify_req_t;
-typedef struct { } __attribute__((packed)) gf_fop_lock_notify_rsp_t;
-
-
-typedef struct {
-	int64_t   fd;
-	int32_t   timeout;
-} __attribute__((packed)) gf_fop_lock_fnotify_req_t;
-typedef struct { } __attribute__((packed)) gf_fop_lock_fnotify_rsp_t;
-
-
-typedef struct {
-	char name[0];
-} __attribute__((packed)) gf_mop_lock_req_t;
-typedef struct {} __attribute__((packed)) gf_mop_lock_rsp_t;
-
-typedef struct {
-	char name[0];
-} __attribute__((packed)) gf_mop_unlock_req_t;
-typedef struct {} __attribute__((packed)) gf_mop_unlock_rsp_t;
-
-typedef struct {
-	char pattern[0];
-} __attribute__((packed)) gf_mop_listlocks_req_t;
-typedef struct {} __attribute__((packed)) gf_mop_listlocks_rsp_t;
-
-typedef struct {
-	uint32_t  flags;
-} __attribute__((packed)) gf_mop_stats_req_t;
-typedef struct {
-	char buf[0];
-} __attribute__((packed)) gf_mop_stats_rsp_t;
-
 typedef struct {
 	uint32_t flags;
 	uint32_t keylen;
diff --git a/libglusterfs/src/xlator.c b/libglusterfs/src/xlator.c
index bc36173d142..ffa1d94e431 100644
--- a/libglusterfs/src/xlator.c
+++ b/libglusterfs/src/xlator.c
@@ -90,19 +90,14 @@ fill_defaults (xlator_t *xl)
 	SET_DEFAULT_FOP (entrylk);
 	SET_DEFAULT_FOP (fentrylk);
 	SET_DEFAULT_FOP (lookup);
-	SET_DEFAULT_FOP (setdents);
-	SET_DEFAULT_FOP (getdents);
 	SET_DEFAULT_FOP (checksum);
 	SET_DEFAULT_FOP (rchecksum);
 	SET_DEFAULT_FOP (xattrop);
 	SET_DEFAULT_FOP (fxattrop);
-	SET_DEFAULT_FOP (lock_notify);
-	SET_DEFAULT_FOP (lock_fnotify);
         SET_DEFAULT_FOP (setattr);
         SET_DEFAULT_FOP (fsetattr);
 
         SET_DEFAULT_MOP (log);
-	SET_DEFAULT_MOP (stats);
 
 	SET_DEFAULT_CBK (release);
 	SET_DEFAULT_CBK (releasedir);
diff --git a/libglusterfs/src/xlator.h b/libglusterfs/src/xlator.h
index 4b9b3e9cebd..8cde2ed31c3 100644
--- a/libglusterfs/src/xlator.h
+++ b/libglusterfs/src/xlator.h
@@ -84,27 +84,6 @@ struct _loc {
 	inode_t    *parent;
 };
 
-
-struct xlator_stats {
-	uint64_t nr_files;         /* Number of files open via this xlator */
-	uint64_t free_disk;        /* Mega bytes */
-	uint64_t total_disk_size;  /* Mega Bytes */
-	uint64_t disk_usage;       /* Mega bytes */
-	uint64_t disk_speed;       /* MHz or Mbps */
-	uint64_t nr_clients;       /* Number of client nodes */
-	uint64_t write_usage;
-	uint64_t read_usage;       /* add more stats here */
-};
-
-
-
-typedef int32_t (*mop_stats_cbk_t) (call_frame_t *frame,
-				    void *cookie,
-				    xlator_t *this,
-				    int32_t op_ret,
-				    int32_t op_errno,
-				    struct xlator_stats *stats);
-
 typedef int32_t (*mop_getspec_cbk_t) (call_frame_t *frame,
 				      void *cookie,
 				      xlator_t *this,
@@ -136,9 +115,6 @@ typedef int32_t (*mop_setvolume_t) (call_frame_t *frame,
 				    xlator_t *this,
 				    const char *volume);
 
-typedef int32_t (*mop_stats_t) (call_frame_t *frame,
-				xlator_t *this,
-				int32_t flags);
 
 typedef int32_t (*mop_getspec_t) (call_frame_t *frame,
 				  xlator_t *this,
@@ -160,12 +136,10 @@ typedef int32_t (*fop_rchecksum_t) (call_frame_t *frame,
                                     int32_t len);
 
 struct xlator_mops {
-	mop_stats_t            stats;
 	mop_getspec_t          getspec;
         mop_log_t              log;
 
         mop_log_cbk_t          log_cbk;
-	mop_stats_cbk_t        stats_cbk;
 	mop_getspec_cbk_t      getspec_cbk;
 };
 
@@ -348,14 +322,6 @@ typedef int32_t (*fop_opendir_cbk_t) (call_frame_t *frame,
 				      int32_t op_errno,
 				      fd_t *fd);
 
-typedef int32_t (*fop_getdents_cbk_t) (call_frame_t *frame,
-				       void *cookie,
-				       xlator_t *this,
-				       int32_t op_ret,
-				       int32_t op_errno,
-				       dir_entry_t *entries,
-				       int32_t count);
-
 typedef int32_t (*fop_fsyncdir_cbk_t) (call_frame_t *frame,
 				       void *cookie,
 				       xlator_t *this,
@@ -432,12 +398,6 @@ typedef int32_t (*fop_fentrylk_cbk_t) (call_frame_t *frame,
 				       int32_t op_ret,
 				       int32_t op_errno);
 
-typedef int32_t (*fop_setdents_cbk_t) (call_frame_t *frame,
-				       void *cookie,
-				       xlator_t *this,
-				       int32_t op_ret,
-				       int32_t op_errno);
-
 typedef int32_t (*fop_readdir_cbk_t) (call_frame_t *frame,
 				      void *cookie,
 				      xlator_t *this,
@@ -466,17 +426,6 @@ typedef int32_t (*fop_fxattrop_cbk_t) (call_frame_t *frame,
 				       int32_t op_errno,
 				       dict_t *xattr);
 
-typedef int32_t (*fop_lock_notify_cbk_t) (call_frame_t *frame,
-                                          void *cookie,
-                                          xlator_t *this,
-                                          int32_t op_ret,
-                                          int32_t op_errno);
-
-typedef int32_t (*fop_lock_fnotify_cbk_t) (call_frame_t *frame,
-                                           void *cookie,
-                                           xlator_t *this,
-                                           int32_t op_ret,
-                                           int32_t op_errno);
 
 typedef int32_t (*fop_setattr_cbk_t) (call_frame_t *frame,
                                       void *cookie,
@@ -612,13 +561,6 @@ typedef int32_t (*fop_opendir_t) (call_frame_t *frame,
 				  loc_t *loc,
 				  fd_t *fd);
 
-typedef int32_t (*fop_getdents_t) (call_frame_t *frame,
-				   xlator_t *this,
-				   fd_t *fd,
-				   size_t size,
-				   off_t offset,
-				   int32_t flag);
-
 typedef int32_t (*fop_fsyncdir_t) (call_frame_t *frame,
 				   xlator_t *this,
 				   fd_t *fd,
@@ -687,13 +629,6 @@ typedef int32_t (*fop_fentrylk_t) (call_frame_t *frame,
 				   const char *basename, entrylk_cmd cmd,
 				   entrylk_type type);
 
-typedef int32_t (*fop_setdents_t) (call_frame_t *frame,
-				   xlator_t *this,
-				   fd_t *fd,
-				   int32_t flags,
-				   dir_entry_t *entries,
-				   int32_t count);
-
 typedef int32_t (*fop_readdir_t) (call_frame_t *frame,
 				  xlator_t *this,
 				  fd_t *fd,
@@ -718,14 +653,6 @@ typedef int32_t (*fop_fxattrop_t) (call_frame_t *frame,
 				   gf_xattrop_flags_t optype,
 				   dict_t *xattr);
 
-typedef int32_t (*fop_lock_notify_t) (call_frame_t *frame,
-                                      xlator_t *this, loc_t *loc,
-                                      int32_t timeout);
-
-typedef int32_t (*fop_lock_fnotify_t) (call_frame_t *frame,
-                                       xlator_t *this, fd_t *fd,
-                                       int32_t timeout);
-
 typedef int32_t (*fop_setattr_t) (call_frame_t *frame,
                                   xlator_t *this,
                                   loc_t *loc,
@@ -775,14 +702,10 @@ struct xlator_fops {
 	fop_finodelk_t       finodelk;
 	fop_entrylk_t        entrylk;
 	fop_fentrylk_t       fentrylk;
-	fop_setdents_t       setdents;
-	fop_getdents_t       getdents;
 	fop_checksum_t       checksum;
 	fop_rchecksum_t      rchecksum;
 	fop_xattrop_t        xattrop;
 	fop_fxattrop_t       fxattrop;
-	fop_lock_notify_t    lock_notify;
-	fop_lock_fnotify_t   lock_fnotify;
         fop_setattr_t        setattr;
         fop_fsetattr_t       fsetattr;
 
@@ -822,14 +745,10 @@ struct xlator_fops {
 	fop_finodelk_cbk_t       finodelk_cbk;
 	fop_entrylk_cbk_t        entrylk_cbk;
 	fop_fentrylk_cbk_t       fentrylk_cbk;
-	fop_setdents_cbk_t       setdents_cbk;
-	fop_getdents_cbk_t       getdents_cbk;
 	fop_checksum_cbk_t       checksum_cbk;
 	fop_rchecksum_cbk_t      rchecksum_cbk;
 	fop_xattrop_cbk_t        xattrop_cbk;
 	fop_fxattrop_cbk_t       fxattrop_cbk;
-	fop_lock_notify_cbk_t    lock_notify_cbk;
-	fop_lock_fnotify_cbk_t   lock_fnotify_cbk;
         fop_setattr_cbk_t        setattr_cbk;
         fop_fsetattr_cbk_t       fsetattr_cbk;
 };