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

14 files changed, 9 insertions, 1860 deletions

diff --git a/xlators/cluster/afr/src/afr-dir-read.c b/xlators/cluster/afr/src/afr-dir-read.c
index 91b9850b3..384e9c98d 100644
--- a/xlators/cluster/afr/src/afr-dir-read.c
+++ b/xlators/cluster/afr/src/afr-dir-read.c
@@ -719,50 +719,6 @@ afr_readdirp (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
         return 0;
 }
 
-int32_t
-afr_getdents_cbk (call_frame_t *frame, void *cookie,
-		  xlator_t *this, int32_t op_ret, int32_t op_errno,
-		  dir_entry_t *entry, int32_t count)
-{
-	afr_private_t * priv     = NULL;
-	afr_local_t *   local    = NULL;
-	xlator_t **     children = NULL;
-
-	int unwind     = 1;
-	int last_tried = -1;
-	int this_try = -1;
-
-	priv     = this->private;
-	children = priv->children;
-
-	local = frame->local;
-
-	if (op_ret == -1) {
-		last_tried = local->cont.getdents.last_tried;
-
-		if (all_tried (last_tried, priv->child_count)) {
-			goto out;
-		}
-
-		this_try = ++local->cont.getdents.last_tried;
-		unwind = 0;
-
-		STACK_WIND (frame, afr_getdents_cbk,
-			    children[this_try],
-			    children[this_try]->fops->getdents,
-			    local->fd, local->cont.getdents.size,
-			    local->cont.getdents.offset, local->cont.getdents.flag);
-	}
-
-out:
-	if (unwind) {
-		AFR_STACK_UNWIND (getdents, frame, op_ret, op_errno,
-                                  entry, count);
-	}
-
-	return 0;
-}
-
 
 int32_t
 afr_releasedir (xlator_t *this, fd_t *fd)
@@ -771,59 +727,3 @@ afr_releasedir (xlator_t *this, fd_t *fd)
 
 	return 0;
 }
-
-
-int32_t
-afr_getdents (call_frame_t *frame, xlator_t *this,
-	      fd_t *fd, size_t size, off_t offset, int32_t flag)
-{
-	afr_private_t * priv       = NULL;
-	xlator_t **     children   = NULL;
-	int             call_child = 0;
-	afr_local_t     *local     = NULL;
-
-	int32_t op_ret   = -1;
-	int32_t op_errno = 0;
-
-	VALIDATE_OR_GOTO (frame, out);
-	VALIDATE_OR_GOTO (this, out);
-	VALIDATE_OR_GOTO (this->private, out);
-
-	priv     = this->private;
-	children = priv->children;
-
-	ALLOC_OR_GOTO (local, afr_local_t, out);
-
-	call_child = afr_first_up_child (priv);
-	if (call_child == -1) {
-		op_errno = ENOTCONN;
-		gf_log (this->name, GF_LOG_DEBUG,
-			"no child is up.");
-		goto out;
-	}
-
-	local->cont.getdents.last_tried = call_child;
-
-	local->fd                   = fd_ref (fd);
-
-	local->cont.getdents.size   = size;
-	local->cont.getdents.offset = offset;
-	local->cont.getdents.flag   = flag;
-	
-	frame->local = local;
-
-	STACK_WIND (frame, afr_getdents_cbk,
-		    children[call_child], children[call_child]->fops->getdents,
-		    fd, size, offset, flag);
-
-	op_ret = 0;
-out:
-	if (op_ret == -1) {
-		AFR_STACK_UNWIND (getdents, frame, op_ret, op_errno,
-                                  NULL, 0);
-	}
-
-	return 0;
-}
-
-
diff --git a/xlators/cluster/afr/src/afr-dir-write.c b/xlators/cluster/afr/src/afr-dir-write.c
index 14d3e28c4..9d7e74e78 100644
--- a/xlators/cluster/afr/src/afr-dir-write.c
+++ b/xlators/cluster/afr/src/afr-dir-write.c
@@ -2007,144 +2007,3 @@ out:
 
 /* }}} */
 
-/* {{{ setdents */
-
-int32_t
-afr_setdents_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this, 
-		       int32_t op_ret, int32_t op_errno)
-{
-	afr_local_t *   local = NULL;
-	afr_private_t * priv  = NULL;
-
-	int call_count  = -1;
-	int child_index = (long) cookie;
-
-	local = frame->local;
-	priv = this->private;
-
-	LOCK (&frame->lock);
-	{
-		if (afr_fop_failed (op_ret, op_errno))
-			afr_transaction_fop_failed (frame, this, child_index);
-
-		if ((op_ret != -1) && (local->success_count == 0)) {
-			local->op_ret = op_ret;
-			local->success_count++;
-		}
-
-		local->op_errno = op_errno;
-	}
-	UNLOCK (&frame->lock);
-
-	call_count = afr_frame_return (frame);
-
-	if (call_count == 0) {
-		local->transaction.resume (frame, this);
-	}
-	
-	return 0;
-}
-
-
-int32_t
-afr_setdents_wind (call_frame_t *frame, xlator_t *this)
-{
-	afr_local_t *local = NULL;
-	afr_private_t *priv = NULL;
-
-	int call_count = -1;
-	int i = 0;
-
-	local = frame->local;
-	priv  = this->private;
-
-	call_count = afr_up_children_count (priv->child_count, local->child_up);
-
-	if (call_count == 0) {
-		local->transaction.resume (frame, this);
-		return 0;
-	}
-
-	local->call_count = call_count;
-
-	for (i = 0; i < priv->child_count; i++) {				
-		if (local->child_up[i]) {
-			STACK_WIND_COOKIE (frame, afr_setdents_wind_cbk,	
-					   (void *) (long) i,
-					   priv->children[i], 
-					   priv->children[i]->fops->setdents,
-					   local->fd, local->cont.setdents.flags,
-					   local->cont.setdents.entries, 
-					   local->cont.setdents.count);
-			
-			if (!--call_count)
-				break;
-		}
-	}
-	
-	return 0;
-}
-
-
-int32_t
-afr_setdents_done (call_frame_t *frame, xlator_t *this)
-{
-	afr_local_t * local = frame->local;
-
-	AFR_STACK_UNWIND (setdents, frame, local->op_ret, local->op_errno);
-	
-	return 0;
-}
-
-
-int32_t
-afr_setdents (call_frame_t *frame, xlator_t *this,
-	      fd_t *fd, int32_t flags, dir_entry_t *entries, int32_t count)
-{
-	afr_private_t * priv  = NULL;
-	afr_local_t   * local = NULL;
-	
-	int ret = -1;
-
-	int op_ret   = -1;
-	int op_errno = 0;
-
-	VALIDATE_OR_GOTO (frame, out);
-	VALIDATE_OR_GOTO (this, out);
-	VALIDATE_OR_GOTO (this->private, out);
-
-	priv = this->private;
-
-	ALLOC_OR_GOTO (local, afr_local_t, out);
-
-	ret = AFR_LOCAL_INIT (local, priv);
-	if (ret < 0) {
-		op_errno = -ret;
-		goto out;
-	}
-
-	frame->local = local;
-
-	local->fd = fd_ref (fd);
-
-	local->cont.setdents.flags   = flags;
-	local->cont.setdents.entries = entries;
-	local->cont.setdents.count   = count;
-
-	local->transaction.fop  = afr_setdents_wind;
-	local->transaction.done = afr_setdents_done;
-
-	local->transaction.basename = NULL;
-
-	afr_transaction (frame, this, AFR_ENTRY_TRANSACTION);
-
-	op_ret = 0;
-out:
-	if (op_ret == -1) {
-		AFR_STACK_UNWIND (setdents, frame, op_ret, op_errno);
-	}
-
-	return 0;
-}
-
-/* }}} */
diff --git a/xlators/cluster/afr/src/afr.c b/xlators/cluster/afr/src/afr.c
index b7fbbd09c..18cff0766 100644
--- a/xlators/cluster/afr/src/afr.c
+++ b/xlators/cluster/afr/src/afr.c
@@ -3033,7 +3033,6 @@ struct xlator_fops fops = {
 	.opendir     = afr_opendir,
 	.readdir     = afr_readdir,
 	.readdirp    = afr_readdirp,
-	.getdents    = afr_getdents,
 
 	/* dir write */
 	.create      = afr_create,
@@ -3044,7 +3043,6 @@ struct xlator_fops fops = {
 	.link        = afr_link,
 	.symlink     = afr_symlink,
 	.rename      = afr_rename,
-	.setdents    = afr_setdents,
 };
 
 
diff --git a/xlators/cluster/map/src/map.c b/xlators/cluster/map/src/map.c
index 17de0c095..09d22b5d6 100644
--- a/xlators/cluster/map/src/map.c
+++ b/xlators/cluster/map/src/map.c
@@ -905,23 +905,6 @@ map_checksum_cbk (call_frame_t *frame,
 }
 
 
-int32_t
-map_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
-map_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;
-}
-
 /* Fops starts here */
 
 int32_t
diff --git a/xlators/cluster/stripe/src/stripe.c b/xlators/cluster/stripe/src/stripe.c
index a7fad23da..eb5a154d5 100644
--- a/xlators/cluster/stripe/src/stripe.c
+++ b/xlators/cluster/stripe/src/stripe.c
@@ -2559,50 +2559,6 @@ stripe_lk (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t cmd,
 }
 
 /**
- * stripe_writedir -
- */
-int32_t
-stripe_setdents (call_frame_t *frame, xlator_t *this, fd_t *fd,
-                 int32_t flags, dir_entry_t *entries, int32_t count)
-{
-        stripe_local_t   *local = NULL;
-        stripe_private_t *priv = NULL;
-        xlator_list_t    *trav = NULL;
-        int32_t           op_errno = 1;
-
-        VALIDATE_OR_GOTO (frame, err);
-        VALIDATE_OR_GOTO (this, err);
-        VALIDATE_OR_GOTO (fd, err);
-        VALIDATE_OR_GOTO (fd->inode, err);
-
-        priv = this->private;
-        trav = this->children;
-
-        /* Initialization */
-        local = CALLOC (1, sizeof (stripe_local_t));
-        if (!local) {
-                op_errno = ENOMEM;
-                goto err;
-        }
-        local->op_ret = -1;
-        frame->local = local;
-        local->call_count = priv->child_count;
-
-        while (trav) {
-                STACK_WIND (frame, stripe_common_cbk, trav->xlator,
-                            trav->xlator->fops->setdents, fd, flags, entries,
-                            count);
-                trav = trav->next;
-        }
-
-        return 0;
- err:
-        STACK_UNWIND (frame, -1, op_errno);
-        return 0;
-}
-
-
-/**
  * stripe_flush -
  */
 int32_t
@@ -3273,91 +3229,6 @@ stripe_writev (call_frame_t *frame, xlator_t *this, fd_t *fd,
 
 /* Management operations */
 
-/**
- * stripe_stats_cbk - Add all the fields received from different clients.
- *    Once all the clients return, send stats to above layer.
- *
- */
-int32_t
-stripe_stats_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
-                  int32_t op_ret, int32_t op_errno, struct xlator_stats *stats)
-{
-        int32_t         callcnt = 0;
-        stripe_local_t *local = NULL;
-        call_frame_t   *prev = NULL;
-
-        prev  = cookie;
-        local = frame->local;
-
-        LOCK(&frame->lock);
-        {
-                callcnt = --local->call_count;
-
-                if (op_ret == -1) {
-                        gf_log (this->name, GF_LOG_DEBUG,
-                                "%s returned error %s",
-                                prev->this->name, strerror (op_errno));
-                        local->op_ret = -1;
-                        local->op_errno = op_errno;
-                }
-                if (op_ret == 0) {
-                        if (local->op_ret == -2) {
-                                /* This is to make sure this is the
-                                   first time */
-                                local->stats = *stats;
-                                local->op_ret = 0;
-                        } else {
-                                local->stats.nr_files += stats->nr_files;
-                                local->stats.free_disk += stats->free_disk;
-                                local->stats.disk_usage += stats->disk_usage;
-                                local->stats.nr_clients += stats->nr_clients;
-                        }
-                }
-        }
-        UNLOCK (&frame->lock);
-
-        if (!callcnt) {
-                STACK_UNWIND (frame, local->op_ret, local->op_errno,
-                              &local->stats);
-        }
-
-        return 0;
-}
-
-/**
- * stripe_stats -
- */
-int32_t
-stripe_stats (call_frame_t *frame, xlator_t *this, int32_t flags)
-{
-        stripe_local_t   *local = NULL;
-        xlator_list_t    *trav = NULL;
-        stripe_private_t *priv = NULL;
-        int32_t           op_errno = 1;
-
-        priv = this->private;
-        trav = this->children;
-
-        local = CALLOC (1, sizeof (stripe_local_t));
-        if (!local) {
-                op_errno = ENOMEM;
-                goto err;
-        }
-        frame->local = local;
-        local->op_ret = -2; /* to be used as a flag in _cbk */
-        local->call_count = priv->child_count;
-
-        while (trav) {
-                STACK_WIND (frame, stripe_stats_cbk, trav->xlator,
-                            trav->xlator->mops->stats, flags);
-                trav = trav->next;
-        }
-        return 0;
- err:
-        STACK_UNWIND (frame, -1, op_errno, NULL);
-        return 0;
-}
-
 int32_t
 stripe_release (xlator_t *this, fd_t *fd)
 {
@@ -3674,12 +3545,10 @@ struct xlator_fops fops = {
         .setattr     = stripe_setattr,
         .fsetattr    = stripe_fsetattr,
         .lookup      = stripe_lookup,
-        .setdents    = stripe_setdents,
         .mknod       = stripe_mknod,
 };
 
 struct xlator_mops mops = {
-        .stats  = stripe_stats,
 };
 
 struct xlator_cbks cbks = {
diff --git a/xlators/cluster/stripe/src/stripe.h b/xlators/cluster/stripe/src/stripe.h
index 738727e95..23ee4546d 100644
--- a/xlators/cluster/stripe/src/stripe.h
+++ b/xlators/cluster/stripe/src/stripe.h
@@ -114,7 +114,6 @@ struct stripe_local {
         struct readv_replies *replies;
         struct statvfs       statvfs_buf;
         dir_entry_t         *entry;
-        struct xlator_stats  stats;
 
         int8_t               revalidate;
         int8_t               failed;
diff --git a/xlators/debug/error-gen/src/error-gen.c b/xlators/debug/error-gen/src/error-gen.c
index 931e9dc96..434965b5c 100644
--- a/xlators/debug/error-gen/src/error-gen.c
+++ b/xlators/debug/error-gen/src/error-gen.c
@@ -124,9 +124,6 @@ sys_error_t error_no_list[] = {
         [ERR_READDIRP]          = { .error_no_count = 5,
                                     .error_no = {EINVAL,EACCES,EBADF,
                                                  EMFILE,ENOENT}},
-        [ERR_GETDENTS]          = { .error_no_count = 5,
-                                    .error_no = {EBADF,EFAULT,EINVAL,
-                                                 ENOENT,ENOTDIR}},
         [ERR_FSYNCDIR]          = { .error_no_count = 4,
                                     .error_no = {EBADF,EIO,EROFS,EINVAL}},
         [ERR_ACCESS]            = { .error_no_count = 8,
@@ -144,9 +141,6 @@ sys_error_t error_no_list[] = {
         [ERR_LK]                = { .error_no_count = 4,
                                     .error_no = {EACCES,EFAULT,ENOENT,
                                                  EINTR}},
-        [ERR_SETDENTS]          = { .error_no_count = 4,
-                                    .error_no = {EACCES,EBADF,EINTR,
-                                                 ENAMETOOLONG}},
         [ERR_CHECKSUM]          = { .error_no_count = 4,
                                     .error_no = {EACCES,EBADF,
                                                  ENAMETOOLONG,EINTR}},
@@ -180,9 +174,6 @@ sys_error_t error_no_list[] = {
                                                  ENAMETOOLONG,ENOENT,
                                                  ENOMEM,ENOTDIR,EPERM,
                                                  EROFS,EBADF,EIO}},
-        [ERR_STATS]             = { .error_no_count = 4,
-                                    .error_no = {EACCES,EBADF,ENAMETOOLONG,
-                                                 EINTR}},
         [ERR_GETSPEC]           = { .error_no_count = 4,
                                     .error_no = {EACCES,EBADF,ENAMETOOLONG,
                                                  EINTR}}
@@ -304,8 +295,6 @@ get_fop_int (char **op_no_str)
                 return ERR_READDIR;
         else if (!strcmp ((*op_no_str), "readdirp"))
                 return ERR_READDIRP;
-	else if (!strcmp ((*op_no_str), "getdents"))
-                return ERR_GETDENTS;
         else if (!strcmp ((*op_no_str), "fsyncdir"))
                 return ERR_FSYNCDIR;
         else if (!strcmp ((*op_no_str), "access"))
@@ -316,8 +305,6 @@ get_fop_int (char **op_no_str)
                 return ERR_FSTAT;
         else if (!strcmp ((*op_no_str), "lk"))
                 return ERR_LK;
-        else if (!strcmp ((*op_no_str), "setdents"))
-                return ERR_SETDENTS;
         else if (!strcmp ((*op_no_str), "checksum"))
                 return ERR_CHECKSUM;
         else if (!strcmp ((*op_no_str), "xattrop"))
@@ -336,8 +323,6 @@ get_fop_int (char **op_no_str)
                 return ERR_SETATTR;
         else if (!strcmp ((*op_no_str), "fsetattr"))
                 return ERR_FSETATTR;
-        else if (!strcmp ((*op_no_str), "stats"))
-                return ERR_STATS;
         else if (!strcmp ((*op_no_str), "getspec"))
                 return ERR_GETSPEC;
 	else
@@ -1280,83 +1265,6 @@ error_gen_opendir (call_frame_t *frame, xlator_t *this, loc_t *loc, fd_t *fd)
 	return 0;
 }
 
-
-int
-error_gen_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_STRICT (getdents, frame, op_ret, op_errno, entries,
-                             count);
-	return 0;
-}
-
-
-int
-error_gen_getdents (call_frame_t *frame, xlator_t *this, fd_t *fd,
-		    size_t size, off_t offset, int32_t flag)
-{
-	int              op_errno = 0;
-        eg_t            *egp = NULL;
-        int              enable = 1;
-
-        egp = this->private;
-        enable = egp->enable[ERR_GETDENTS];
-
-        if (enable)
-                op_errno = error_gen (this, ERR_GETDENTS);
-
-	if (op_errno) {
-		GF_ERROR(this, "unwind(-1, %s)", strerror (op_errno));
-		STACK_UNWIND_STRICT (getdents, frame, -1, op_errno, NULL, 0);
-		return 0;
-	}
-
-	STACK_WIND (frame, error_gen_getdents_cbk,
-		    FIRST_CHILD(this),
-		    FIRST_CHILD(this)->fops->getdents,
-		    fd, size, offset, flag);
-	return 0;
-}
-
-
-int
-error_gen_setdents_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
-			int32_t op_ret, int32_t op_errno)
-{
-	STACK_UNWIND_STRICT (setdents, frame, op_ret, op_errno);
-	return 0;
-}
-
-
-int
-error_gen_setdents (call_frame_t *frame, xlator_t *this, fd_t *fd,
-                    int32_t flags, dir_entry_t *entries, int32_t count)
-{
-	int              op_errno = 0;
-        eg_t            *egp = NULL;
-        int              enable = 1;
-
-        egp = this->private;
-        enable = egp->enable[ERR_SETDENTS];
-
-        if (enable)
-                op_errno = error_gen (this, ERR_SETDENTS);
-
-	if (op_errno) {
-		GF_ERROR(this, "unwind(-1, %s)", strerror (op_errno));
-		STACK_UNWIND_STRICT (setdents, frame, -1, op_errno);
-		return 0;
-	}
-
-	STACK_WIND (frame, error_gen_setdents_cbk,
-		    FIRST_CHILD(this),
-		    FIRST_CHILD(this)->fops->setdents,
-		    fd, flags, entries, count);
-	return 0;
-}
-
-
 int
 error_gen_fsyncdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
 			int32_t op_ret, int32_t op_errno)
@@ -1815,42 +1723,6 @@ error_gen_fentrylk (call_frame_t *frame, xlator_t *this,
 
 /* Management operations */
 
-int
-error_gen_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;
-}
-
-
-int
-error_gen_stats (call_frame_t *frame, xlator_t *this, int32_t flags)
-{
-	int              op_errno = 0;
-        eg_t            *egp = NULL;
-        int              enable = 1;
-
-        egp = this->private;
-        enable = egp->enable[ERR_STATS];
-
-        if (enable)
-                op_errno = error_gen (this, ERR_STATS);
-
-	if (op_errno) {
-		GF_ERROR(this, "unwind(-1, %s)", strerror (op_errno));
-		STACK_UNWIND (frame, -1, op_errno, NULL);
-		return 0;
-	}
-
-	STACK_WIND (frame, error_gen_stats_cbk,
-		    FIRST_CHILD(this),
-		    FIRST_CHILD(this)->mops->stats,
-		    flags);
-	return 0;
-}
-
 
 int
 error_gen_getspec_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
@@ -2154,13 +2026,11 @@ struct xlator_fops fops = {
 	.opendir     = error_gen_opendir,
 	.readdir     = error_gen_readdir,
 	.readdirp    = error_gen_readdirp,
-	.getdents    = error_gen_getdents,
 	.fsyncdir    = error_gen_fsyncdir,
 	.access      = error_gen_access,
 	.ftruncate   = error_gen_ftruncate,
 	.fstat       = error_gen_fstat,
 	.lk          = error_gen_lk,
-	.setdents    = error_gen_setdents,
 	.lookup_cbk  = error_gen_lookup_cbk,
 	.checksum    = error_gen_checksum,
 	.xattrop     = error_gen_xattrop,
@@ -2174,7 +2044,6 @@ struct xlator_fops fops = {
 };
 
 struct xlator_mops mops = {
-	.stats = error_gen_stats,
 	.getspec = error_gen_getspec,
 };
 
diff --git a/xlators/debug/io-stats/src/io-stats.c b/xlators/debug/io-stats/src/io-stats.c
index eecca0a72..fa0c8891e 100644
--- a/xlators/debug/io-stats/src/io-stats.c
+++ b/xlators/debug/io-stats/src/io-stats.c
@@ -462,14 +462,6 @@ io_stats_writev_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
 }
 
 
-int
-io_stats_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_STRICT (getdents, frame, op_ret, op_errno, entries, count);
-        return 0;
-}
 
 
 int
@@ -731,15 +723,6 @@ io_stats_lk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
 
 
 int
-io_stats_setdents_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
-                       int32_t op_ret, int32_t op_errno)
-{
-        STACK_UNWIND_STRICT (setdents, frame, op_ret, op_errno);
-        return 0;
-}
-
-
-int
 io_stats_entrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
                       int32_t op_ret, int32_t op_errno)
 {
@@ -1246,21 +1229,6 @@ io_stats_opendir (call_frame_t *frame, xlator_t *this,
         return 0;
 }
 
-
-int
-io_stats_getdents (call_frame_t *frame, xlator_t *this,
-                   fd_t *fd, size_t size, off_t offset, int32_t flag)
-{
-        BUMP_FOP (GETDENTS);
-
-        STACK_WIND (frame, io_stats_getdents_cbk,
-                    FIRST_CHILD(this),
-                    FIRST_CHILD(this)->fops->getdents,
-                    fd, size, offset, flag);
-        return 0;
-}
-
-
 int
 io_stats_readdirp (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
                    off_t offset)
@@ -1377,21 +1345,6 @@ io_stats_lk (call_frame_t *frame, xlator_t *this,
 
 
 int
-io_stats_setdents (call_frame_t *frame, xlator_t *this,
-                   fd_t *fd, int32_t flags,
-                   dir_entry_t *entries, int32_t count)
-{
-        BUMP_FOP (SETDENTS);
-
-        STACK_WIND (frame, io_stats_setdents_cbk,
-                    FIRST_CHILD(this),
-                    FIRST_CHILD(this)->fops->setdents,
-                    fd, flags, entries, count);
-        return 0;
-}
-
-
-int
 io_stats_checksum_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
                        int32_t op_ret, int32_t op_errno,
                        uint8_t *fchecksum, uint8_t *dchecksum)
@@ -1416,26 +1369,6 @@ io_stats_checksum (call_frame_t *frame, xlator_t *this,
 }
 
 
-int
-io_stats_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;
-}
-
-
-int
-io_stats_stats (call_frame_t *frame, xlator_t *this, int32_t flags)
-{
-        STACK_WIND (frame, io_stats_stats_cbk,
-                    FIRST_CHILD(this),
-                    FIRST_CHILD(this)->mops->stats,
-                    flags);
-
-        return 0;
-}
-
 
 int
 io_stats_release (xlator_t *this, fd_t *fd)
@@ -1576,8 +1509,6 @@ struct xlator_fops fops = {
         .finodelk    = io_stats_finodelk,
         .entrylk     = io_stats_entrylk,
         .lookup      = io_stats_lookup,
-        .setdents    = io_stats_setdents,
-        .getdents    = io_stats_getdents,
         .checksum    = io_stats_checksum,
         .xattrop     = io_stats_xattrop,
         .fxattrop    = io_stats_fxattrop,
@@ -1586,7 +1517,6 @@ struct xlator_fops fops = {
 };
 
 struct xlator_mops mops = {
-        .stats    = io_stats_stats,
 };
 
 struct xlator_cbks cbks = {
diff --git a/xlators/debug/trace/src/trace.c b/xlators/debug/trace/src/trace.c
index a9e580c0e..5d1d342db 100644
--- a/xlators/debug/trace/src/trace.c
+++ b/xlators/debug/trace/src/trace.c
@@ -271,21 +271,6 @@ trace_writev_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
 }
 
 
-int
-trace_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)
-{
-        if (trace_fop_names[GF_FOP_GETDENTS].enabled) {
-                gf_log (this->name, GF_LOG_NORMAL,
-                        "%"PRId64": (op_ret=%d, op_errno=%d, count=%d)",
-                        frame->root->unique, op_ret, op_errno, count);
-        }
-
-        STACK_UNWIND_STRICT (getdents, frame, op_ret, op_errno, entries, count);
-        return 0;
-}
-
 
 int
 trace_readdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
@@ -1112,20 +1097,6 @@ trace_lk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
 }
 
 
-int
-trace_setdents_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
-                    int32_t op_ret, int32_t op_errno)
-{
-        if (trace_fop_names[GF_FOP_SETDENTS].enabled) {
-                gf_log (this->name, GF_LOG_NORMAL,
-                        "%"PRId64": op_ret=%d, op_errno=%d",
-                        frame->root->unique, op_ret, op_errno);
-        }
-
-        STACK_UNWIND_STRICT (setdents, frame, op_ret, op_errno);
-        return 0;
-}
-
 
 int
 trace_entrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
@@ -1801,25 +1772,6 @@ trace_opendir (call_frame_t *frame, xlator_t *this, loc_t *loc, fd_t *fd)
         return 0;
 }
 
-
-int
-trace_getdents (call_frame_t *frame, xlator_t *this, fd_t *fd,
-                size_t size, off_t offset, int32_t flag)
-{
-        if (trace_fop_names[GF_FOP_GETDENTS].enabled) {
-                gf_log (this->name, GF_LOG_NORMAL,
-                        "%"PRId64": (fd=%p, size=%"GF_PRI_SIZET", offset=%"PRId64", flag=0x%x)",
-                        frame->root->unique, fd, size, offset, flag);
-        }
-
-        STACK_WIND (frame, trace_getdents_cbk,
-                    FIRST_CHILD(this),
-                    FIRST_CHILD(this)->fops->getdents,
-                    fd, size, offset, flag);
-        return 0;
-}
-
-
 int
 trace_readdirp (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
                 off_t offset)
@@ -1951,24 +1903,6 @@ trace_lk (call_frame_t *frame, xlator_t *this, fd_t *fd,
 
 
 int
-trace_setdents (call_frame_t *frame, xlator_t *this, fd_t *fd,
-                int32_t flags, dir_entry_t *entries, int32_t count)
-{
-        if (trace_fop_names[GF_FOP_SETDENTS].enabled) {
-                gf_log (this->name, GF_LOG_NORMAL,
-                        "%"PRId64": (*fd=%p, flags=%d, count=%d",
-                        frame->root->unique, fd, flags, count);
-        }
-
-        STACK_WIND (frame, trace_setdents_cbk,
-                    FIRST_CHILD(this),
-                    FIRST_CHILD(this)->fops->setdents,
-                    fd, flags, entries, count);
-        return 0;
-}
-
-
-int
 trace_checksum_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
                     int32_t op_ret, int32_t op_errno,
                     uint8_t *fchecksum, uint8_t *dchecksum)
@@ -2000,36 +1934,6 @@ trace_checksum (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flag)
 }
 
 
-int
-trace_stats_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
-                 int32_t op_ret, int32_t op_errno,
-                 struct xlator_stats *stats)
-{
-        gf_log (this->name, GF_LOG_NORMAL,
-                "%"PRId64": op_ret (%d), op_errno(%d)",
-                frame->root->unique, op_ret, op_errno);
-
-        STACK_UNWIND (frame, op_ret, op_errno, stats);
-        return 0;
-}
-
-
-int
-trace_stats (call_frame_t *frame, xlator_t *this, int32_t flags)
-{
-        gf_log (this->name, GF_LOG_NORMAL,
-                "%"PRId64": (flags=%d)",
-                frame->root->unique, flags);
-
-        STACK_WIND (frame, trace_stats_cbk,
-                    FIRST_CHILD(this),
-                    FIRST_CHILD(this)->mops->stats,
-                    flags);
-
-        return 0;
-}
-
-
 void
 enable_all_calls (int enabled)
 {
@@ -2185,8 +2089,6 @@ struct xlator_fops fops = {
         .finodelk    = trace_finodelk,
         .entrylk     = trace_entrylk,
         .lookup      = trace_lookup,
-        .setdents    = trace_setdents,
-        .getdents    = trace_getdents,
         .checksum    = trace_checksum,
         .xattrop     = trace_xattrop,
         .fxattrop    = trace_fxattrop,
@@ -2195,7 +2097,6 @@ struct xlator_fops fops = {
 };
 
 struct xlator_mops mops = {
-        .stats    = trace_stats,
 };
 
 struct xlator_cbks cbks = {
diff --git a/xlators/performance/stat-prefetch/src/stat-prefetch.c b/xlators/performance/stat-prefetch/src/stat-prefetch.c
index b3777cb76..c54042130 100644
--- a/xlators/performance/stat-prefetch/src/stat-prefetch.c
+++ b/xlators/performance/stat-prefetch/src/stat-prefetch.c
@@ -3107,138 +3107,6 @@ out:
         return 0;
 }
 
-
-int32_t
-sp_setdents (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags,
-             dir_entry_t *entries, int32_t count)
-{
-        sp_fd_ctx_t *fd_ctx = NULL;
-        sp_cache_t  *cache  = NULL;
-        uint64_t     value  = 0;
-        int32_t      ret    = 0; 
-        inode_t     *parent = NULL;
-        char        *name   = NULL; 
-        dir_entry_t *trav   = NULL;
-
-        ret = fd_ctx_get (fd, this, &value);
-        if (ret == -1) {
-                errno = EINVAL;
-                goto unwind;
-        }
-
-        fd_ctx = (void *)(long)value;
-        name   = fd_ctx->name;
-        parent = fd_ctx->parent_inode;
-
-        cache = sp_get_cache_inode (this, parent, frame->root->pid);
-        if (cache) {
-                sp_cache_remove_entry (cache, name, 0);
-                sp_cache_unref (cache);
-        }
-
-        cache = sp_get_cache_fd (this, fd);
-        if (cache) {
-                for (trav = entries->next; trav; trav = trav->next) {
-                        sp_cache_remove_entry (cache, trav->name, 0);
-                }
-                sp_cache_unref (cache);
-        }
-
-	STACK_WIND (frame, sp_err_cbk, FIRST_CHILD(this),
-                    FIRST_CHILD(this)->fops->setdents, fd, flags, entries,
-                    count);
-	return 0;
-
-unwind:
-        SP_STACK_UNWIND (setdents, frame, -1, errno);
-        return 0;
-}
-
-
-int32_t
-sp_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)
-{
-        dir_entry_t *trav  = NULL;
-        sp_local_t  *local = NULL;
-        sp_cache_t  *cache = NULL;
-
-        if (op_ret == -1) {
-                goto out;
-        }
-
-        local = frame->local;
-        if ((local == NULL) || (local->fd == NULL)) {
-                op_ret = -1;
-                op_errno = EINVAL;
-                goto out;
-        }
-
-        cache = sp_get_cache_fd (this, local->fd);
-        if (cache) {
-                for (trav = entries->next; trav; trav = trav->next) {
-                        if (IA_ISLNK (trav->buf.ia_type)) {
-                                sp_cache_remove_entry (cache, trav->name, 0);
-                        }
-                }
-
-                sp_cache_unref (cache);
-        }
-
-out:
-	SP_STACK_UNWIND (getdents, frame, op_ret, op_errno, entries, count);
-	return 0;
-}
-
-
-int32_t
-sp_getdents (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
-             off_t offset, int32_t flags)
-{
-        sp_fd_ctx_t *fd_ctx = NULL;
-        sp_cache_t  *cache  = NULL;
-        uint64_t     value  = 0;
-        int32_t      ret    = 0;
-        inode_t     *parent = NULL;
-        char        *name   = NULL;
-        sp_local_t  *local  = NULL;
-
-        ret = fd_ctx_get (fd, this, &value);
-        if (ret == -1) {
-                errno = EINVAL;
-                goto unwind;
-        }
-
-        fd_ctx = (void *)(long)value;
-        name   = fd_ctx->name;
-        parent = fd_ctx->parent_inode;
-
-        cache = sp_get_cache_inode (this, parent, frame->root->pid);
-        if (cache) {
-                sp_cache_remove_entry (cache, name, 0);
-                sp_cache_unref (cache);
-        }
-
-        local = CALLOC (1, sizeof (*local));
-        if (local == NULL) {
-                gf_log (this->name, GF_LOG_ERROR, "out of memory");
-                goto unwind;
-        }
-
-        local->fd = fd;
-        frame->local = local;
-
-	STACK_WIND (frame, sp_getdents_cbk, FIRST_CHILD(this),
-                    FIRST_CHILD(this)->fops->getdents, fd, size, offset, flags);
-	return 0;
-
-unwind:
-        SP_STACK_UNWIND (getdents, frame, -1, errno, NULL, -1);
-        return 0;
-}
-
-
 int32_t
 sp_checksum_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
                  int32_t op_ret, int32_t op_errno, uint8_t *file_checksum,
@@ -3904,8 +3772,6 @@ struct xlator_fops fops = {
         .rename      = sp_rename,
         .setxattr    = sp_setxattr,
         .removexattr = sp_removexattr,
-        .setdents    = sp_setdents,
-        .getdents    = sp_getdents,
         .checksum    = sp_checksum,
         .xattrop     = sp_xattrop,
         .fxattrop    = sp_fxattrop,
diff --git a/xlators/protocol/client/src/client-protocol.c b/xlators/protocol/client/src/client-protocol.c
index f50182a6b..36a31c5c9 100644
--- a/xlators/protocol/client/src/client-protocol.c
+++ b/xlators/protocol/client/src/client-protocol.c
@@ -2377,75 +2377,6 @@ unwind:
 
 }
 
-
-/**
- * client_readdir - readdir function for client protocol
- * @frame: call frame
- * @this: this translator structure
- *
- * external reference through client_protocol_xlator->fops->readdir
- */
-
-int
-client_getdents (call_frame_t *frame, xlator_t *this, fd_t *fd,
-                 size_t size, off_t offset, int32_t flag)
-{
-        gf_hdr_common_t       *hdr = NULL;
-        gf_fop_getdents_req_t *req = NULL;
-        size_t                 hdrlen = 0;
-        int64_t                remote_fd = -1;
-        int                    ret = -1;
-        client_fd_ctx_t       *fdctx = NULL;
-        client_conf_t         *conf = NULL;
-
-        conf = this->private;
-
-        pthread_mutex_lock (&conf->mutex);
-        {
-                fdctx = this_fd_get_ctx (fd, this);
-        }
-        pthread_mutex_unlock (&conf->mutex);
-
-        if (fdctx == NULL) {
-                gf_log (this->name, GF_LOG_TRACE,
-                        "(%"PRId64"): failed to get fd ctx. EBADFD",
-                        fd->inode->ino);
-                STACK_UNWIND (frame, -1, EBADFD, NULL);
-                return 0;
-        }
-
-        if (fdctx->remote_fd == -1) {
-                gf_log (this->name, GF_LOG_TRACE,
-                        "(%"PRId64"): failed to get fd ctx. EBADFD",
-                        fd->inode->ino);
-                STACK_UNWIND (frame, -1, EBADFD, NULL);
-        }
-
-        remote_fd = fdctx->remote_fd;
-        hdrlen = gf_hdr_len (req, 0);
-        hdr    = gf_hdr_new (req, 0);
-        GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind);
-
-        req    = gf_param (hdr);
-        GF_VALIDATE_OR_GOTO (frame->this->name, hdr, unwind);
-
-        req->fd     = hton64 (remote_fd);
-        req->size   = hton32 (size);
-        req->offset = hton64 (offset);
-        req->flags  = hton32 (flag);
-
-        ret = protocol_client_xfer (frame, this,
-                                    CLIENT_CHANNEL (this, CHANNEL_BULK),
-                                    GF_OP_TYPE_FOP_REQUEST, GF_FOP_GETDENTS,
-                                    hdr, hdrlen, NULL, 0, NULL);
-
-        return 0;
-unwind:
-        STACK_UNWIND (frame, -1, EINVAL, NULL, 0);
-        return 0;
-}
-
-
 /**
  * client_readdirp - readdirp function for client protocol
  * @frame: call frame
@@ -3368,157 +3299,6 @@ unwind:
 
 
 int
-client_setdents (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags,
-                 dir_entry_t *entries, int32_t count)
-{
-        gf_hdr_common_t       *hdr = NULL;
-        gf_fop_setdents_req_t *req = NULL;
-        int64_t                remote_fd = 0;
-        char                  *ptr = NULL;
-        dir_entry_t           *trav = NULL;
-        uint32_t               len = 0;
-        int32_t                buf_len = 0;
-        int32_t                ret = -1;
-        int32_t                op_ret = -1;
-        int32_t                op_errno = EINVAL;
-        int32_t                vec_count = 0;
-        size_t                 hdrlen = -1;
-        struct iovec           vector[1];
-        struct iobref         *iobref = NULL;
-        struct iobuf          *iobuf = NULL;
-        client_fd_ctx_t       *fdctx = NULL;
-        client_conf_t         *conf  = NULL;
-
-        GF_VALIDATE_OR_GOTO (this->name, fd, unwind);
-
-        conf = this->private;
-
-        pthread_mutex_lock (&conf->mutex);
-        {
-                fdctx = this_fd_get_ctx (fd, this);
-        }
-        pthread_mutex_unlock (&conf->mutex);
-
-        if (fdctx == NULL) {
-                gf_log (this->name, GF_LOG_DEBUG,
-                        "(%"PRId64"): failed to get fd ctx. EBADFD",
-                        fd->inode->ino);
-                op_errno = EBADFD;
-                goto unwind;
-        }
-
-        if (fdctx->remote_fd == -1) {
-                gf_log (this->name, GF_LOG_DEBUG,
-                        "(%"PRId64"): failed to get fd ctx. EBADFD",
-                        fd->inode->ino);
-                op_errno = EBADFD;
-                goto unwind;
-        }
-
-        remote_fd = fdctx->remote_fd;
-        GF_VALIDATE_OR_GOTO (this->name, entries, unwind);
-        GF_VALIDATE_OR_GOTO (this->name, count, unwind);
-
-        trav = entries->next;
-        while (trav) {
-                len += strlen (trav->name);
-                len += 1;
-                len += strlen (trav->link);
-                len += 1;
-                len += 256; // max possible for statbuf;
-                trav = trav->next;
-        }
-        iobuf = iobuf_get (this->ctx->iobuf_pool);
-        GF_VALIDATE_OR_GOTO (this->name, iobuf, unwind);
-
-        ptr = iobuf->ptr;
-
-        trav = entries->next;
-        while (trav) {
-                int32_t this_len = 0;
-                char *tmp_buf = NULL;
-                struct iatt *stbuf = &trav->buf;
-                {
-                        /* Convert the stat buf to string */
-                        uint64_t dev = stbuf->ia_gen;
-                        uint64_t ino = stbuf->ia_ino;
-                        uint32_t mode = st_mode_from_ia (stbuf->ia_prot, stbuf->ia_type);
-                        uint32_t nlink = stbuf->ia_nlink;
-                        uint32_t uid = stbuf->ia_uid;
-                        uint32_t gid = stbuf->ia_gid;
-                        uint64_t rdev = stbuf->ia_rdev;
-                        uint64_t size = stbuf->ia_size;
-                        uint32_t blksize = stbuf->ia_blksize;
-                        uint64_t blocks = stbuf->ia_blocks;
-
-                        uint32_t atime = stbuf->ia_atime;
-                        uint32_t mtime = stbuf->ia_mtime;
-                        uint32_t ctime = stbuf->ia_ctime;
-
-                        uint32_t atime_nsec = stbuf->ia_atime_nsec;
-                        uint32_t mtime_nsec = stbuf->ia_mtime_nsec;
-                        uint32_t ctime_nsec = stbuf->ia_ctime_nsec;
-
-                        ret = asprintf (&tmp_buf, GF_STAT_PRINT_FMT_STR,
-                                        dev, ino, mode, nlink, uid, gid,
-                                        rdev, size, blksize, blocks,
-                                        atime, atime_nsec, mtime, mtime_nsec,
-                                        ctime, ctime_nsec);
-                        if (-1 == ret) {
-                                gf_log (this->name, GF_LOG_ERROR,
-                                        "asprintf failed while setting stat "
-                                        "buf to string");
-                                STACK_UNWIND (frame, -1, ENOMEM);
-                                return 0;
-                        }
-                }
-                this_len = sprintf (ptr, "%s/%s%s\n",
-                                    trav->name, tmp_buf, trav->link);
-
-                FREE (tmp_buf);
-                trav = trav->next;
-                ptr += this_len;
-        }
-        buf_len = strlen (iobuf->ptr);
-
-        hdrlen = gf_hdr_len (req, 0);
-        hdr    = gf_hdr_new (req, 0);
-        GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
-        req    = gf_param (hdr);
-
-        req->fd    = hton64 (remote_fd);
-        req->flags = hton32 (flags);
-        req->count = hton32 (count);
-
-        iobref = iobref_new ();
-        iobref_add (iobref, iobuf);
-
-        ret = protocol_client_xfer (frame, this,
-                                    CLIENT_CHANNEL (this, CHANNEL_BULK),
-                                    GF_OP_TYPE_FOP_REQUEST, GF_FOP_SETDENTS,
-                                    hdr, hdrlen, vector, vec_count, iobref);
-
-        if (iobref)
-                iobref_unref (iobref);
-
-        if (iobuf)
-                iobuf_unref (iobuf);
-
-        return ret;
-unwind:
-
-        if (iobref)
-                iobref_unref (iobref);
-
-        if (iobuf)
-                iobuf_unref (iobuf);
-
-        STACK_UNWIND (frame, op_ret, op_errno);
-        return 0;
-}
-
-int
 client_setattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
                 struct iatt *stbuf, int32_t valid)
 {
@@ -3766,45 +3546,6 @@ client_release (xlator_t *this, fd_t *fd)
  * MGMT_OPS
  */
 
-/**
- * client_stats - stats function for client protocol
- * @frame: call frame
- * @this: this translator structure
- * @flags:
- *
- * external reference through client_protocol_xlator->mops->stats
- */
-
-int
-client_stats (call_frame_t *frame, xlator_t *this, int32_t flags)
-{
-        gf_hdr_common_t     *hdr = NULL;
-        gf_mop_stats_req_t  *req = NULL;
-        size_t               hdrlen = -1;
-        int                  ret = -1;
-
-        GF_VALIDATE_OR_GOTO ("client", this, unwind);
-
-        hdrlen = gf_hdr_len (req, 0);
-        hdr    = gf_hdr_new (req, 0);
-        GF_VALIDATE_OR_GOTO (this->name, hdr, unwind);
-
-        req    = gf_param (hdr);
-
-        req->flags = hton32 (flags);
-
-        ret = protocol_client_xfer (frame, this,
-                                    CLIENT_CHANNEL (this, CHANNEL_BULK),
-                                    GF_OP_TYPE_MOP_REQUEST, GF_MOP_STATS,
-                                    hdr, hdrlen, NULL, 0, NULL);
-
-        return ret;
-unwind:
-        STACK_UNWIND (frame, -1, EINVAL, NULL);
-        return 0;
-}
-
-
 /* Callbacks */
 
 int
@@ -5036,74 +4777,6 @@ client_fsetattr_cbk (call_frame_t *frame,gf_hdr_common_t *hdr, size_t hdrlen,
         return 0;
 }
 
-static dir_entry_t *
-gf_bin_to_direntry (char *buf, size_t count)
-{
-        int           idx = 0;
-        int           bread = 0;
-        size_t        rcount = 0;
-        char         *ender = NULL;
-        char         *buffer = NULL;
-        char          tmp_buf[512] = {0,};
-        dir_entry_t  *trav = NULL;
-        dir_entry_t  *prev = NULL;
-        dir_entry_t  *thead = NULL;
-        dir_entry_t  *head = NULL;
-
-        thead = CALLOC (1, sizeof (dir_entry_t));
-        GF_VALIDATE_OR_GOTO ("client-protocol", thead, fail);
-
-        buffer = buf;
-        prev = thead;
-
-        for (idx = 0; idx < count ; idx++) {
-                bread = 0;
-                trav = CALLOC (1, sizeof (dir_entry_t));
-                GF_VALIDATE_OR_GOTO ("client-protocol", trav, fail);
-
-                ender = strchr (buffer, '/');
-                if (!ender)
-                        break;
-                rcount = ender - buffer;
-                trav->name = CALLOC (1, rcount + 2);
-                GF_VALIDATE_OR_GOTO ("client-protocol", trav->name, fail);
-
-                strncpy (trav->name, buffer, rcount);
-                bread = rcount + 1;
-                buffer += bread;
-
-                ender = strchr (buffer, '\n');
-                if (!ender)
-                        break;
-                rcount = ender - buffer;
-                strncpy (tmp_buf, buffer, rcount);
-                bread = rcount + 1;
-                buffer += bread;
-
-                gf_string_to_stat (tmp_buf, &trav->buf);
-
-                ender = strchr (buffer, '\n');
-                if (!ender)
-                        break;
-                rcount = ender - buffer;
-                *ender = '\0';
-                if (IA_ISLNK (trav->buf.ia_type))
-                        trav->link = strdup (buffer);
-                else
-                        trav->link = "";
-
-                bread = rcount + 1;
-                buffer += bread;
-
-                prev->next = trav;
-                prev = trav;
-        }
-
-        head = thead;
-fail:
-        return head;
-}
-
 
 int
 gf_free_direntry (dir_entry_t *head)
@@ -5129,50 +4802,6 @@ fail:
 }
 
 /*
- * client_getdents_cbk - readdir callback for client protocol
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
-
-int
-client_getdents_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
-                     struct iobuf *iobuf)
-{
-        gf_fop_getdents_rsp_t *rsp = NULL;
-        int32_t                op_ret = 0;
-        int32_t                op_errno = 0;
-        int32_t                gf_errno = 0;
-        int32_t                nr_count = 0;
-        dir_entry_t           *entry = NULL;
-
-        rsp = gf_param (hdr);
-
-        op_ret   = ntoh32 (hdr->rsp.op_ret);
-        gf_errno = ntoh32 (hdr->rsp.op_errno);
-        op_errno = gf_error_to_errno (gf_errno);
-
-        if (op_ret >= 0) {
-                nr_count = ntoh32 (rsp->count);
-                entry = gf_bin_to_direntry(iobuf->ptr, nr_count);
-                if (entry == NULL) {
-                        op_ret = -1;
-                        op_errno = EINVAL;
-                }
-        }
-
-        STACK_UNWIND (frame, op_ret, op_errno, entry, nr_count);
-
-        if (iobuf)
-                iobuf_unref (iobuf);
-        if (entry)
-                gf_free_direntry(entry);
-
-        return 0;
-}
-
-/*
  * client_statfs_cbk - statfs callback for client protocol
  * @frame: call frame
  * @args: argument dictionary
@@ -5462,69 +5091,7 @@ client_fentrylk_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
         return 0;
 }
 
-/**
- * client_writedir_cbk -
- *
- * @frame:
- * @args:
- *
- * not for external reference
- */
-
-int
-client_setdents_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
-                     struct iobuf *iobuf)
-{
-        int32_t op_ret = 0;
-        int32_t op_errno = 0;
-
-        op_ret   = ntoh32 (hdr->rsp.op_ret);
-        op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
-        STACK_UNWIND (frame, op_ret, op_errno);
-
-        return 0;
-}
-
-/*
- * client_stats_cbk - stats callback for client protocol
- *
- * @frame: call frame
- * @args: argument dictionary
- *
- * not for external reference
- */
 
-int
-client_stats_cbk (call_frame_t *frame, gf_hdr_common_t *hdr, size_t hdrlen,
-                  struct iobuf *iobuf)
-{
-        struct xlator_stats  stats = {0,};
-        gf_mop_stats_rsp_t  *rsp = NULL;
-        char                *buffer = NULL;
-        int32_t              op_ret = 0;
-        int32_t              op_errno = 0;
-
-        rsp = gf_param (hdr);
-
-        op_ret   = ntoh32 (hdr->rsp.op_ret);
-        op_errno = gf_error_to_errno (ntoh32 (hdr->rsp.op_errno));
-
-        if (op_ret >= 0)
-        {
-                buffer = rsp->buf;
-
-                sscanf (buffer, "%"SCNx64",%"SCNx64",%"SCNx64",%"SCNx64
-                        ",%"SCNx64",%"SCNx64",%"SCNx64",%"SCNx64"\n",
-                        &stats.nr_files, &stats.disk_usage, &stats.free_disk,
-                        &stats.total_disk_size, &stats.read_usage,
-                        &stats.write_usage, &stats.disk_speed,
-                        &stats.nr_clients);
-        }
-
-        STACK_UNWIND (frame, op_ret, op_errno, &stats);
-        return 0;
-}
 
 /*
  * client_getspec - getspec function for client protocol
@@ -6446,7 +6013,6 @@ static gf_op_t gf_fops[] = {
         [GF_FOP_GETXATTR]       =  client_getxattr_cbk,
         [GF_FOP_REMOVEXATTR]    =  client_removexattr_cbk,
         [GF_FOP_OPENDIR]        =  client_opendir_cbk,
-        [GF_FOP_GETDENTS]       =  client_getdents_cbk,
         [GF_FOP_FSYNCDIR]       =  client_fsyncdir_cbk,
         [GF_FOP_ACCESS]         =  client_access_cbk,
         [GF_FOP_CREATE]         =  client_create_cbk,
@@ -6454,7 +6020,6 @@ static gf_op_t gf_fops[] = {
         [GF_FOP_FSTAT]          =  client_fstat_cbk,
         [GF_FOP_LK]             =  client_lk_common_cbk,
         [GF_FOP_LOOKUP]         =  client_lookup_cbk,
-        [GF_FOP_SETDENTS]       =  client_setdents_cbk,
         [GF_FOP_READDIR]        =  client_readdir_cbk,
         [GF_FOP_READDIRP]       =  client_readdirp_cbk,
         [GF_FOP_INODELK]        =  client_inodelk_cbk,
@@ -6472,7 +6037,6 @@ static gf_op_t gf_fops[] = {
 static gf_op_t gf_mops[] = {
         [GF_MOP_SETVOLUME]        =  client_setvolume_cbk,
         [GF_MOP_GETVOLUME]        =  client_enosys_cbk,
-        [GF_MOP_STATS]            =  client_stats_cbk,
         [GF_MOP_SETSPEC]          =  client_setspec_cbk,
         [GF_MOP_GETSPEC]          =  client_getspec_cbk,
         [GF_MOP_PING]             =  client_ping_cbk,
@@ -7102,8 +6666,6 @@ struct xlator_fops fops = {
         .entrylk     = client_entrylk,
         .fentrylk    = client_fentrylk,
         .lookup      = client_lookup,
-        .setdents    = client_setdents,
-        .getdents    = client_getdents,
         .checksum    = client_checksum,
         .rchecksum   = client_rchecksum,
         .xattrop     = client_xattrop,
@@ -7113,7 +6675,6 @@ struct xlator_fops fops = {
 };
 
 struct xlator_mops mops = {
-        .stats     = client_stats,
         .getspec   = client_getspec,
         .log       = client_log,
 };
diff --git a/xlators/protocol/server/src/server-protocol.c b/xlators/protocol/server/src/server-protocol.c
index 57e320393..17daec9c6 100644
--- a/xlators/protocol/server/src/server-protocol.c
+++ b/xlators/protocol/server/src/server-protocol.c
@@ -348,39 +348,6 @@ protocol_server_reply (call_frame_t *frame, int type, int op,
 
 
 /*
- * server_setdents_cbk - writedir callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- *
- * not for external reference
- */
-int
-server_setdents_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
-                     int32_t op_ret, int32_t op_errno)
-{
-        gf_hdr_common_t        *hdr = NULL;
-        gf_fop_setdents_rsp_t  *rsp = NULL;
-        size_t                  hdrlen = 0;
-        int32_t                 gf_errno = 0;
-
-        hdrlen = gf_hdr_len (rsp, 0);
-        hdr    = gf_hdr_new (rsp, 0);
-        rsp    = gf_param (hdr);
-
-        hdr->rsp.op_ret   = hton32 (op_ret);
-        gf_errno = gf_errno_to_error (op_errno);
-        hdr->rsp.op_errno = hton32 (gf_errno);
-
-        protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_SETDENTS,
-                               hdr, hdrlen, NULL, 0, NULL);
-
-        return 0;
-}
-
-/*
  * server_lk_cbk - lk callback for server protocol
  * @frame: call frame
  * @cookie:
@@ -872,103 +839,6 @@ server_fsyncdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
 }
 
 
-/*
- * server_getdents_cbk - readdir callback for server protocol
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- * @entries:
- * @count:
- *
- * not for external reference
- */
-int
-server_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)
-{
-        gf_hdr_common_t       *hdr = NULL;
-        gf_fop_getdents_rsp_t *rsp = NULL;
-        size_t                 hdrlen = 0;
-        int32_t                vec_count = 0;
-        int32_t                gf_errno = 0;
-        struct iobref         *iobref = NULL;
-        struct iobuf          *iobuf = NULL;
-        size_t                 buflen = 0;
-        struct iovec           vector[1];
-        server_state_t        *state = NULL;
-
-        state = CALL_STATE(frame);
-
-        if (op_ret >= 0) {
-                iobuf = iobuf_get (this->ctx->iobuf_pool);
-                if (!iobuf) {
-                        op_ret = -1;
-                        op_errno = ENOMEM;
-                        goto out;
-                }
-
-                buflen = gf_direntry_to_bin (entries, iobuf->ptr);
-                if (buflen < 0) {
-                        gf_log (this->name, GF_LOG_ERROR,
-                                "fd - %"PRId64" (%"PRId64"): failed to convert "
-                                "entries list to string buffer",
-                                state->resolve.fd_no, state->fd->inode->ino);
-                        op_ret = -1;
-                        op_errno = EINVAL;
-                        goto out;
-                }
-
-                iobref = iobref_new ();
-                if (iobref == NULL) {
-                        gf_log (this->name, GF_LOG_ERROR,
-                                "fd - %"PRId64" (%"PRId64"): failed to get iobref",
-                                state->resolve.fd_no, state->fd->inode->ino);
-                        op_ret = -1;
-                        op_errno = ENOMEM;
-                        goto out;
-                }
-
-                iobref_add (iobref, iobuf);
-
-                vector[0].iov_base = iobuf->ptr;
-                vector[0].iov_len = buflen;
-                vec_count = 1;
-        } else {
-                gf_log (this->name, GF_LOG_TRACE,
-                        "%"PRId64": GETDENTS %"PRId64" (%"PRId64"): %"PRId32" (%s)",
-                        frame->root->unique,
-                        state->resolve.fd_no,
-                        state->fd ? state->fd->inode->ino : 0,
-                        op_ret, strerror (op_errno));
-                vector[0].iov_base = NULL;
-                vector[0].iov_len = 0;
-        }
-
-out:
-        hdrlen = gf_hdr_len (rsp, 0);
-        hdr    = gf_hdr_new (rsp, 0);
-        rsp    = gf_param (hdr);
-
-        rsp->count = hton32 (count);
-
-        hdr->rsp.op_ret = hton32 (op_ret);
-        gf_errno        = gf_errno_to_error (op_errno);
-        hdr->rsp.op_errno = hton32 (gf_errno);
-
-        protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_GETDENTS,
-                               hdr, hdrlen, vector, vec_count, iobref);
-
-        if (iobref)
-                iobref_unref (iobref);
-        if (iobuf)
-                iobuf_unref (iobuf);
-
-        return 0;
-}
-
 
 /*
  * server_readdir_cbk - getdents callback for server protocol
@@ -3963,53 +3833,6 @@ server_releasedir (call_frame_t *frame, xlator_t *bound_xl,
         return 0;
 }
 
-int
-server_getdents_resume (call_frame_t *frame, xlator_t *bound_xl)
-{
-        server_state_t *state = NULL;
-
-        state = CALL_STATE (frame);
-
-        if (state->resolve.op_ret != 0)
-                goto err;
-
-        STACK_WIND (frame, server_getdents_cbk,
-                    bound_xl,
-                    bound_xl->fops->getdents,
-                    state->fd, state->size, state->offset, state->flags);
-
-        return 0;
-err:
-        server_getdents_cbk (frame, NULL, frame->this, state->resolve.op_ret,
-                             state->resolve.op_errno, NULL, 0);
-        return 0;
-}
-
-int
-server_getdents (call_frame_t *frame, xlator_t *bound_xl,
-                 gf_hdr_common_t *hdr, size_t hdrlen,
-                 struct iobuf *iobuf)
-{
-        gf_fop_getdents_req_t  *req = NULL;
-        server_state_t         *state = NULL;
-        server_connection_t    *conn = NULL;
-
-        conn = SERVER_CONNECTION (frame);
-
-        req   = gf_param (hdr);
-        state = CALL_STATE(frame);
-
-        state->resolve.type = RESOLVE_MUST;
-        state->resolve.fd_no = ntoh64 (req->fd);
-        state->size = ntoh32 (req->size);
-        state->offset = ntoh64 (req->offset);
-        state->flags = ntoh32 (req->flags);
-
-        resolve_and_resume (frame, server_getdents_resume);
-
-        return 0;
-}
-
 /*
  * server_readdirp_cbk - getdents callback for server protocol
  * @frame: call frame
@@ -4963,189 +4786,6 @@ server_lk (call_frame_t *frame, xlator_t *bound_xl,
         return 0;
 }
 
-
-int
-server_setdents_resume(call_frame_t *frame, xlator_t *bound_xl)
-{
-        server_state_t *state = NULL;
-
-        state = CALL_STATE (frame);
-
-        if (state->resolve.op_ret != 0)
-                goto err;
-
-        STACK_WIND (frame, server_setdents_cbk,
-                    BOUND_XL(frame),
-                    BOUND_XL(frame)->fops->setdents,
-                    state->fd, state->flags, state->entry, state->nr_count);
-
-        return 0;
-err:
-        server_setdents_cbk (frame, NULL, frame->this, state->resolve.op_ret, state->resolve.op_errno);
-        return 0;
-}
-/*
- * server_writedir -
- *
- * @frame:
- * @bound_xl:
- * @params:
- *
- */
-int
-server_setdents (call_frame_t *frame, xlator_t *bound_xl,
-                 gf_hdr_common_t *hdr, size_t hdrlen,
-                 struct iobuf *iobuf)
-{
-        server_connection_t         *conn = NULL;
-        gf_fop_setdents_req_t       *req   = NULL;
-        server_state_t              *state = NULL;
-        dir_entry_t                 *entry = NULL;
-        dir_entry_t                 *trav = NULL;
-        dir_entry_t                 *prev = NULL;
-        int32_t                      count = 0;
-        int32_t                      i = 0;
-        int32_t                      bread = 0;
-        char                        *ender = NULL;
-        char                        *buffer_ptr = NULL;
-        char                         tmp_buf[512] = {0,};
-
-        conn = SERVER_CONNECTION(frame);
-
-        req   = gf_param (hdr);
-        state = CALL_STATE(frame);
-
-        state->resolve.type = RESOLVE_MUST;
-        state->resolve.fd_no = ntoh64 (req->fd);
-        state->nr_count = ntoh32 (req->count);
-
-
-        if (iobuf == NULL) {
-                gf_log (frame->this->name, GF_LOG_ERROR,
-                        "fd - %"PRId64" (%"PRId64"): received a null buffer, "
-                        "returning EINVAL",
-                        state->resolve.fd_no, state->fd->inode->ino);
-
-                server_setdents_cbk (frame, NULL, frame->this, -1, ENOMEM);
-
-                goto out;
-        }
-
-        entry = CALLOC (1, sizeof (dir_entry_t));
-        ERR_ABORT (entry);
-        prev = entry;
-        buffer_ptr = iobuf->ptr;
-
-        for (i = 0; i < state->nr_count ; i++) {
-                bread = 0;
-                trav = CALLOC (1, sizeof (dir_entry_t));
-                ERR_ABORT (trav);
-
-                ender = strchr (buffer_ptr, '/');
-                if (!ender)
-                        break;
-                count = ender - buffer_ptr;
-                trav->name = CALLOC (1, count + 2);
-                ERR_ABORT (trav->name);
-
-                strncpy (trav->name, buffer_ptr, count);
-                bread = count + 1;
-                buffer_ptr += bread;
-
-                ender = strchr (buffer_ptr, '\n');
-                if (!ender)
-                        break;
-                count = ender - buffer_ptr;
-                strncpy (tmp_buf, buffer_ptr, count);
-                bread = count + 1;
-                buffer_ptr += bread;
-
-                /* TODO: use str_to_stat instead */
-                {
-                        uint64_t dev;
-                        uint64_t ino;
-                        uint32_t mode;
-                        uint32_t nlink;
-                        uint32_t uid;
-                        uint32_t gid;
-                        uint64_t rdev;
-                        uint64_t size;
-                        uint32_t blksize;
-                        uint64_t blocks;
-                        uint32_t atime;
-                        uint32_t atime_nsec;
-                        uint32_t mtime;
-                        uint32_t mtime_nsec;
-                        uint32_t ctime;
-                        uint32_t ctime_nsec;
-
-                        sscanf (tmp_buf, GF_STAT_PRINT_FMT_STR,
-                                &dev, &ino, &mode, &nlink, &uid, &gid, &rdev,
-                                &size, &blksize, &blocks, &atime, &atime_nsec,
-                                &mtime, &mtime_nsec, &ctime, &ctime_nsec);
-
-                        trav->buf.ia_gen = dev;
-                        trav->buf.ia_ino = ino;
-                        trav->buf.ia_prot = ia_prot_from_st_mode (mode);
-                        trav->buf.ia_type = ia_type_from_st_mode (mode);
-                        trav->buf.ia_nlink = nlink;
-                        trav->buf.ia_uid = uid;
-                        trav->buf.ia_gid = gid;
-                        trav->buf.ia_rdev = rdev;
-                        trav->buf.ia_size = size;
-                        trav->buf.ia_blksize = blksize;
-                        trav->buf.ia_blocks = blocks;
-
-                        trav->buf.ia_atime = atime;
-                        trav->buf.ia_mtime = mtime;
-                        trav->buf.ia_ctime = ctime;
-
-                        trav->buf.ia_atime_nsec = atime_nsec;
-                        trav->buf.ia_mtime_nsec = mtime_nsec;
-                        trav->buf.ia_ctime_nsec = ctime_nsec;
-                }
-
-                ender = strchr (buffer_ptr, '\n');
-                if (!ender)
-                        break;
-                count = ender - buffer_ptr;
-                *ender = '\0';
-                if (IA_ISLNK (trav->buf.ia_type)) {
-                        trav->link = strdup (buffer_ptr);
-                } else
-                        trav->link = "";
-                bread = count + 1;
-                buffer_ptr += bread;
-
-                prev->next = trav;
-                prev = trav;
-        }
-
-        state->entry = entry;
-        resolve_and_resume (frame, server_setdents_resume);
-
-
-        /* Free the variables allocated in this fop here */
-        trav = entry->next;
-        prev = entry;
-        while (trav) {
-                prev->next = trav->next;
-                FREE (trav->name);
-                if (IA_ISLNK (trav->buf.ia_type))
-                        FREE (trav->link);
-                FREE (trav);
-                trav = prev->next;
-        }
-        FREE (entry);
-
-out:
-        if (iobuf)
-                iobuf_unref (iobuf);
-        return 0;
-}
-
-
-
 /* xxx_MOPS */
 int
 _volfile_update_checksum (xlator_t *this, char *key, uint32_t checksum)
@@ -5944,89 +5584,6 @@ fail:
         return 0;
 }
 
-/*
- * server_mop_stats_cbk - stats callback for server management operation
- * @frame: call frame
- * @cookie:
- * @this:
- * @op_ret: return value
- * @op_errno: errno
- * @stats:err
- *
- * not for external reference
- */
-
-int
-server_mop_stats_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
-                      int32_t ret, int32_t op_errno,
-                      struct xlator_stats *stats)
-{
-        /* TODO: get this information from somewhere else, not extern */
-        gf_hdr_common_t    *hdr = NULL;
-        gf_mop_stats_rsp_t *rsp = NULL;
-        char                buffer[256] = {0,};
-        int64_t             glusterfsd_stats_nr_clients = 0;
-        size_t              hdrlen = 0;
-        size_t              buf_len = 0;
-        int32_t             gf_errno = 0;
-
-        if (ret >= 0) {
-                sprintf (buffer,
-                         "%"PRIx64",%"PRIx64",%"PRIx64
-                         ",%"PRIx64",%"PRIx64",%"PRIx64
-                         ",%"PRIx64",%"PRIx64"\n",
-                         stats->nr_files, stats->disk_usage, stats->free_disk,
-                         stats->total_disk_size, stats->read_usage,
-                         stats->write_usage, stats->disk_speed,
-                         glusterfsd_stats_nr_clients);
-
-                buf_len = strlen (buffer);
-        }
-
-        hdrlen = gf_hdr_len (rsp, buf_len + 1);
-        hdr    = gf_hdr_new (rsp, buf_len + 1);
-        rsp    = gf_param (hdr);
-
-        hdr->rsp.op_ret = hton32 (ret);
-        gf_errno        = gf_errno_to_error (op_errno);
-        hdr->rsp.op_errno = hton32 (gf_errno);
-
-        strcpy (rsp->buf, buffer);
-
-        protocol_server_reply (frame, GF_OP_TYPE_MOP_REPLY, GF_MOP_STATS,
-                               hdr, hdrlen, NULL, 0, NULL);
-
-        return 0;
-}
-
-
-/*
- * mop_unlock - unlock management function for server protocol
- * @frame: call frame
- * @bound_xl:
- * @params: parameter dictionary
- *
- */
-int
-mop_stats (call_frame_t *frame, xlator_t *bound_xl,
-           gf_hdr_common_t *hdr, size_t hdrlen,
-           struct iobuf *iobuf)
-{
-        int32_t             flag = 0;
-        gf_mop_stats_req_t *req = NULL;
-
-        req = gf_param (hdr);
-
-        flag = ntoh32 (req->flags);
-
-        STACK_WIND (frame, server_mop_stats_cbk,
-                    bound_xl,
-                    bound_xl->mops->stats,
-                    flag);
-
-        return 0;
-}
-
 
 int
 mop_ping (call_frame_t *frame, xlator_t *bound_xl,
@@ -6244,7 +5801,6 @@ static gf_op_t gf_fops[] = {
         [GF_FOP_FSETXATTR]    =  server_fsetxattr,
         [GF_FOP_REMOVEXATTR]  =  server_removexattr,
         [GF_FOP_OPENDIR]      =  server_opendir,
-        [GF_FOP_GETDENTS]     =  server_getdents,
         [GF_FOP_FSYNCDIR]     =  server_fsyncdir,
         [GF_FOP_ACCESS]       =  server_access,
         [GF_FOP_CREATE]       =  server_create,
@@ -6252,7 +5808,6 @@ static gf_op_t gf_fops[] = {
         [GF_FOP_FSTAT]        =  server_fstat,
         [GF_FOP_LK]           =  server_lk,
         [GF_FOP_LOOKUP]       =  server_lookup,
-        [GF_FOP_SETDENTS]     =  server_setdents,
         [GF_FOP_READDIR]      =  server_readdir,
         [GF_FOP_READDIRP]     =  server_readdirp,
         [GF_FOP_INODELK]      =  server_inodelk,
@@ -6272,7 +5827,6 @@ static gf_op_t gf_fops[] = {
 static gf_op_t gf_mops[] = {
         [GF_MOP_SETVOLUME] = mop_setvolume,
         [GF_MOP_GETVOLUME] = mop_getvolume,
-        [GF_MOP_STATS]     = mop_stats,
         [GF_MOP_GETSPEC]   = mop_getspec,
         [GF_MOP_PING]      = mop_ping,
         [GF_MOP_LOG]       = mop_log,
diff --git a/xlators/storage/posix/src/posix.c b/xlators/storage/posix/src/posix.c
index 64704c5d4..22e03304f 100644
--- a/xlators/storage/posix/src/posix.c
+++ b/xlators/storage/posix/src/posix.c
@@ -955,16 +955,6 @@ posix_opendir (call_frame_t *frame, xlator_t *this,
         return 0;
 }
 
-
-int
-posix_getdents (call_frame_t *frame, xlator_t *this,
-                fd_t *fd, size_t size, off_t off, int32_t flag)
-{
-        STACK_UNWIND_STRICT (getdents, frame, -1, ENOSYS, NULL, 0);
-        return 0;
-}
-
-
 int32_t
 posix_releasedir (xlator_t *this,
 		  fd_t *fd)
@@ -2132,7 +2122,7 @@ posix_create (call_frame_t *frame, xlator_t *this,
 
         LOCK (&priv->lock);
         {
-                priv->stats.nr_files++;
+                priv->nr_files++;
         }
         UNLOCK (&priv->lock);
 
@@ -2248,7 +2238,7 @@ posix_open (call_frame_t *frame, xlator_t *this,
 
         LOCK (&priv->lock);
         {
-                priv->stats.nr_files++;
+                priv->nr_files++;
         }
         UNLOCK (&priv->lock);
 
@@ -2346,7 +2336,6 @@ posix_readv (call_frame_t *frame, xlator_t *this,
         LOCK (&priv->lock);
         {
                 priv->read_value    += op_ret;
-                priv->interval_read += op_ret;
         }
         UNLOCK (&priv->lock);
 
@@ -2514,7 +2503,6 @@ posix_writev (call_frame_t *frame, xlator_t *this,
         LOCK (&priv->lock);
         {
                 priv->write_value    += op_ret;
-                priv->interval_write += op_ret;
         }
         UNLOCK (&priv->lock);
 
@@ -2680,7 +2668,7 @@ posix_release (xlator_t *this,
 
         LOCK (&priv->lock);
         {
-                priv->stats.nr_files--;
+                priv->nr_files--;
         }
         UNLOCK (&priv->lock);
 
@@ -3793,17 +3781,6 @@ posix_ftruncate (call_frame_t *frame, xlator_t *this,
 }
 
 
-int
-posix_setdents (call_frame_t *frame, xlator_t *this,
-                fd_t *fd, int32_t flags, dir_entry_t *entries,
-                int32_t count)
-{
-
-        STACK_UNWIND_STRICT (setdents, frame, -1, ENOSYS);
-        return 0;
-}
-
-
 int32_t
 posix_fstat (call_frame_t *frame, xlator_t *this,
              fd_t *fd)
@@ -4110,107 +4087,6 @@ posix_readdirp (call_frame_t *frame, xlator_t *this,
 
 
 int32_t
-posix_stats (call_frame_t *frame, xlator_t *this,
-             int32_t flags)
-
-{
-        int32_t op_ret   = -1;
-        int32_t op_errno = 0;
-
-        struct xlator_stats    xlstats = {0, };
-        struct xlator_stats *  stats   = NULL;
-        struct statvfs         buf     = {0,};
-        struct timeval         tv      = {0,};
-        struct posix_private * priv = (struct posix_private *)this->private;
-
-        int64_t avg_read  = 0;
-        int64_t avg_write = 0;
-        int64_t _time_ms  = 0;
-
-        DECLARE_OLD_FS_ID_VAR;
-
-        SET_FS_ID (frame->root->uid, frame->root->gid);
-
-        VALIDATE_OR_GOTO (frame, out);
-        VALIDATE_OR_GOTO (this, out);
-
-        stats = &xlstats;
-
-        op_ret = statvfs (priv->base_path, &buf);
-
-        if (op_ret == -1) {
-                op_errno = errno;
-                gf_log (this->name, GF_LOG_ERROR, "statvfs failed: %s",
-                        strerror (op_errno));
-                goto out;
-        }
-
-	/* client info is maintained at FSd */
-        stats->nr_clients = priv->stats.nr_clients;
-        stats->nr_files   = priv->stats.nr_files;
-
-        /* number of free block in the filesystem. */
-        stats->free_disk  = buf.f_bfree * buf.f_bsize;
-
-        stats->total_disk_size = buf.f_blocks  * buf.f_bsize;
-        stats->disk_usage      = (buf.f_blocks - buf.f_bavail) * buf.f_bsize;
-
-        /* Calculate read and write usage */
-        op_ret = gettimeofday (&tv, NULL);
-        if (op_ret == -1) {
-                op_errno = errno;
-                gf_log (this->name, GF_LOG_ERROR,
-			"gettimeofday failed: %s", strerror (errno));
-                goto out;
-        }
-
-        LOCK (&priv->lock);
-        {
-                /* Read */
-                _time_ms  = (tv.tv_sec  - priv->init_time.tv_sec)  * 1000 +
-                        ((tv.tv_usec - priv->init_time.tv_usec) / 1000);
-
-                avg_read  = (_time_ms) ? (priv->read_value  / _time_ms) : 0; /* KBps */
-                avg_write = (_time_ms) ? (priv->write_value / _time_ms) : 0; /* KBps */
-
-                _time_ms  = (tv.tv_sec  - priv->prev_fetch_time.tv_sec)  * 1000 +
-                        ((tv.tv_usec - priv->prev_fetch_time.tv_usec) / 1000);
-
-                if (_time_ms && ((priv->interval_read  / _time_ms) > priv->max_read)) {
-                        priv->max_read  = (priv->interval_read / _time_ms);
-                }
-
-                if (_time_ms &&
-                    ((priv->interval_write / _time_ms) > priv->max_write)) {
-                        priv->max_write = priv->interval_write / _time_ms;
-                }
-
-                stats->read_usage  = avg_read  / priv->max_read;
-                stats->write_usage = avg_write / priv->max_write;
-        }
-        UNLOCK (&priv->lock);
-
-        op_ret = gettimeofday (&(priv->prev_fetch_time), NULL);
-        if (op_ret == -1) {
-                op_errno = errno;
-                gf_log (this->name, GF_LOG_ERROR, "gettimeofday failed: %s",
-                        strerror (op_errno));
-                goto out;
-        }
-
-        priv->interval_read  = 0;
-        priv->interval_write = 0;
-
-        op_ret = 0;
-
- out:
-        SET_TO_OLD_FS_ID ();
-
-        STACK_UNWIND (frame, op_ret, op_errno, stats);
-        return 0;
-}
-
-int32_t
 posix_checksum (call_frame_t *frame, xlator_t *this,
                 loc_t *loc, int32_t flag)
 {
@@ -4306,11 +4182,11 @@ posix_priv (xlator_t *this)
         gf_proc_dump_build_key(key, key_prefix, "base_path_length");
         gf_proc_dump_write(key,"%d", priv->base_path_length);
         gf_proc_dump_build_key(key, key_prefix, "max_read");
-        gf_proc_dump_write(key,"%d", priv->max_read);
+        gf_proc_dump_write(key,"%d", priv->read_value);
         gf_proc_dump_build_key(key, key_prefix, "max_write");
-        gf_proc_dump_write(key,"%d", priv->max_write);
-        gf_proc_dump_build_key(key, key_prefix, "stats.nr_files");
-        gf_proc_dump_write(key,"%ld", priv->stats.nr_files);
+        gf_proc_dump_write(key,"%d", priv->write_value);
+        gf_proc_dump_build_key(key, key_prefix, "nr_files");
+        gf_proc_dump_write(key,"%ld", priv->nr_files);
 
         return 0;
 }
@@ -4533,14 +4409,6 @@ init (xlator_t *this)
                         "could not find hostname (%s)", strerror (errno));
         }
 
-        {
-                /* Stats related variables */
-                gettimeofday (&_private->init_time, NULL);
-                gettimeofday (&_private->prev_fetch_time, NULL);
-                _private->max_read = 1;
-                _private->max_write = 1;
-        }
-
         _private->export_statfs = 1;
         tmp_data = dict_get (this->options, "export-statfs-size");
         if (tmp_data) {
@@ -4684,7 +4552,6 @@ struct xlator_dumpops dumpops = {
 };
 
 struct xlator_mops mops = {
-        .stats    = posix_stats,
 };
 
 struct xlator_fops fops = {
@@ -4723,8 +4590,6 @@ struct xlator_fops fops = {
 	.finodelk    = posix_finodelk,
 	.entrylk     = posix_entrylk,
 	.fentrylk    = posix_fentrylk,
-        .setdents    = posix_setdents,
-        .getdents    = posix_getdents,
         .checksum    = posix_checksum,
         .rchecksum   = posix_rchecksum,
 	.xattrop     = posix_xattrop,
diff --git a/xlators/storage/posix/src/posix.h b/xlators/storage/posix/src/posix.h
index f92e256fb..6146c3705 100644
--- a/xlators/storage/posix/src/posix.h
+++ b/xlators/storage/posix/src/posix.h
@@ -73,8 +73,7 @@ struct posix_private {
 
         char   hostname[256];
         /* Statistics, provides activity of the server */
-	struct xlator_stats stats; 
-  
+
 	struct timeval prev_fetch_time;
 	struct timeval init_time;
 
@@ -84,13 +83,9 @@ struct posix_private {
         pthread_cond_t janitor_cond;
         pthread_mutex_t janitor_lock;
 
-	int32_t max_read;            /* */
-	int32_t max_write;           /* */
-	int64_t interval_read;      /* Used to calculate the max_read value */
-	int64_t interval_write;     /* Used to calculate the max_write value */
 	int64_t read_value;    /* Total read, from init */
 	int64_t write_value;   /* Total write, from init */
-
+        int64_t nr_files;
 /*
    In some cases, two exported volumes may reside on the same
    partition on the server. Sending statvfs info for both