whitespace cleanup

Signed-off-by: Anand V. Avati <avati@blackhole.gluster.com>
Signed-off-by: Anand V. Avati <avati@amp.gluster.com>
Signed-off-by: Vijay Bellur <vijay@dev.gluster.com>

BUG: 1235 (Bug for all pump/migrate commits)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=1235

1 files changed, 884 insertions, 884 deletions

diff --git a/xlators/cluster/afr/src/afr-inode-write.c b/xlators/cluster/afr/src/afr-inode-write.c
index 7a908acd7a6..587e4840008 100644
--- a/xlators/cluster/afr/src/afr-inode-write.c
+++ b/xlators/cluster/afr/src/afr-inode-write.c
@@ -52,141 +52,141 @@
 int
 afr_writev_unwind (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *   local = NULL;
-	call_frame_t   *main_frame = NULL;
+        afr_local_t *   local = NULL;
+        call_frame_t   *main_frame = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	LOCK (&frame->lock);
-	{
-		if (local->transaction.main_frame)
-			main_frame = local->transaction.main_frame;
-		local->transaction.main_frame = NULL;
-	}
-	UNLOCK (&frame->lock);
+        LOCK (&frame->lock);
+        {
+                if (local->transaction.main_frame)
+                        main_frame = local->transaction.main_frame;
+                local->transaction.main_frame = NULL;
+        }
+        UNLOCK (&frame->lock);
 
-	if (main_frame) {
+        if (main_frame) {
                 local->cont.writev.prebuf.ia_ino  = local->cont.writev.ino;
                 local->cont.writev.postbuf.ia_ino = local->cont.writev.ino;
 
-		AFR_STACK_UNWIND (writev, main_frame,
+                AFR_STACK_UNWIND (writev, main_frame,
                                   local->op_ret, local->op_errno,
                                   &local->cont.writev.prebuf,
                                   &local->cont.writev.postbuf);
-	}
-	return 0;
+        }
+        return 0;
 }
 
 
 int
-afr_writev_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this, 
-		     int32_t op_ret, int32_t op_errno, struct iatt *prebuf,
+afr_writev_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+                     int32_t op_ret, int32_t op_errno, struct iatt *prebuf,
                      struct iatt *postbuf)
 {
-	afr_local_t *   local = NULL;
+        afr_local_t *   local = NULL;
 
-	int child_index = (long) cookie;
-	int call_count  = -1;
+        int child_index = (long) cookie;
+        int call_count  = -1;
         int read_child  = 0;
 
-	local = frame->local;
+        local = frame->local;
 
         read_child = afr_read_child (this, local->fd->inode);
 
-	LOCK (&frame->lock);
-	{
+        LOCK (&frame->lock);
+        {
                 if (child_index == read_child) {
                         local->read_child_returned = _gf_true;
                 }
 
-		if (afr_fop_failed (op_ret, op_errno))
-			afr_transaction_fop_failed (frame, this, child_index);
+                if (afr_fop_failed (op_ret, op_errno))
+                        afr_transaction_fop_failed (frame, this, child_index);
 
-		if (op_ret != -1) {
-			if (local->success_count == 0) {
-				local->op_ret              = op_ret;
-				local->cont.writev.prebuf  = *prebuf;
-				local->cont.writev.postbuf = *postbuf;
-			}
+                if (op_ret != -1) {
+                        if (local->success_count == 0) {
+                                local->op_ret              = op_ret;
+                                local->cont.writev.prebuf  = *prebuf;
+                                local->cont.writev.postbuf = *postbuf;
+                        }
 
                         if (child_index == read_child) {
                                 local->cont.writev.prebuf  = *prebuf;
                                 local->cont.writev.postbuf = *postbuf;
                         }
-		}
+                }
 
-		local->op_errno = op_errno;
-	}
-	UNLOCK (&frame->lock);
+                local->op_errno = op_errno;
+        }
+        UNLOCK (&frame->lock);
 
-	call_count = afr_frame_return (frame);
+        call_count = afr_frame_return (frame);
 
-	if (call_count == 0) {
-		local->transaction.unwind (frame, this);
+        if (call_count == 0) {
+                local->transaction.unwind (frame, this);
 
-		local->transaction.resume (frame, this);
-	}
-	return 0;
+                local->transaction.resume (frame, this);
+        }
+        return 0;
 }
 
 
 int
 afr_writev_wind (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *local = NULL;
-	afr_private_t *priv = NULL;
-	
-	int i = 0;
-	int call_count = -1;
-
-	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_writev_wind_cbk, 
-					   (void *) (long) i,	
-					   priv->children[i], 
-					   priv->children[i]->fops->writev,
-					   local->fd, 
-					   local->cont.writev.vector,
-					   local->cont.writev.count, 
-					   local->cont.writev.offset,
+        afr_local_t *local = NULL;
+        afr_private_t *priv = NULL;
+
+        int i = 0;
+        int call_count = -1;
+
+        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_writev_wind_cbk,
+                                           (void *) (long) i,
+                                           priv->children[i],
+                                           priv->children[i]->fops->writev,
+                                           local->fd,
+                                           local->cont.writev.vector,
+                                           local->cont.writev.count,
+                                           local->cont.writev.offset,
                                            local->cont.writev.iobref);
-		
-			if (!--call_count)
-				break;
-		}
-	}
-	
-	return 0;
+
+                        if (!--call_count)
+                                break;
+                }
+        }
+
+        return 0;
 }
 
 
 int
 afr_writev_done (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *local = NULL;
+        afr_local_t *local = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
         iobref_unref (local->cont.writev.iobref);
-	local->cont.writev.iobref = NULL;
+        local->cont.writev.iobref = NULL;
 
-	local->transaction.unwind (frame, this);
+        local->transaction.unwind (frame, this);
 
-	AFR_STACK_DESTROY (frame);
+        AFR_STACK_DESTROY (frame);
 
-	return 0;
+        return 0;
 }
 
 
@@ -201,88 +201,88 @@ afr_do_writev (call_frame_t *frame, xlator_t *this)
 
         local = frame->local;
 
-	transaction_frame = copy_frame (frame);
-	if (!transaction_frame) {
-		gf_log (this->name, GF_LOG_ERROR,
-			"Out of memory.");
+        transaction_frame = copy_frame (frame);
+        if (!transaction_frame) {
+                gf_log (this->name, GF_LOG_ERROR,
+                        "Out of memory.");
                 op_errno = ENOMEM;
-		goto out;
-	}
+                goto out;
+        }
 
-	transaction_frame->local = local;
+        transaction_frame->local = local;
         frame->local = NULL;
 
-	local->op = GF_FOP_WRITE;
+        local->op = GF_FOP_WRITE;
 
         local->success_count      = 0;
 
-	local->transaction.fop    = afr_writev_wind;
-	local->transaction.done   = afr_writev_done;
-	local->transaction.unwind = afr_writev_unwind;
-
-	local->transaction.main_frame = frame;
-	if (local->fd->flags & O_APPEND) {
-		local->transaction.start   = 0;
-		local->transaction.len     = 0;
-	} else {
-		local->transaction.start   = local->cont.writev.offset;
-		local->transaction.len     = iov_length (local->cont.writev.vector,
+        local->transaction.fop    = afr_writev_wind;
+        local->transaction.done   = afr_writev_done;
+        local->transaction.unwind = afr_writev_unwind;
+
+        local->transaction.main_frame = frame;
+        if (local->fd->flags & O_APPEND) {
+                local->transaction.start   = 0;
+                local->transaction.len     = 0;
+        } else {
+                local->transaction.start   = local->cont.writev.offset;
+                local->transaction.len     = iov_length (local->cont.writev.vector,
                                                          local->cont.writev.count);
-	}
+        }
 
-	afr_transaction (transaction_frame, this, AFR_DATA_TRANSACTION);
+        afr_transaction (transaction_frame, this, AFR_DATA_TRANSACTION);
 
         op_ret = 0;
 out:
-	if (op_ret == -1) {
-		if (transaction_frame)
-			AFR_STACK_DESTROY (transaction_frame);
-		AFR_STACK_UNWIND (writev, frame, op_ret, op_errno, NULL, NULL);
-	}
+        if (op_ret == -1) {
+                if (transaction_frame)
+                        AFR_STACK_DESTROY (transaction_frame);
+                AFR_STACK_UNWIND (writev, frame, op_ret, op_errno, NULL, NULL);
+        }
 
         return 0;
 }
 
 
 int
-afr_writev (call_frame_t *frame, xlator_t *this, fd_t *fd, 
-	    struct iovec *vector, int32_t count, off_t offset,
+afr_writev (call_frame_t *frame, xlator_t *this, fd_t *fd,
+            struct iovec *vector, int32_t count, off_t offset,
             struct iobref *iobref)
 {
-	afr_private_t * priv  = NULL;
-	afr_local_t   * local = NULL;
+        afr_private_t * priv  = NULL;
+        afr_local_t   * local = NULL;
 
-	int ret = -1;
+        int ret = -1;
 
-	int op_ret   = -1;
-	int op_errno = 0;
+        int op_ret   = -1;
+        int op_errno = 0;
 
         uint64_t ctx;
         afr_fd_ctx_t *fd_ctx = NULL;
 
-	VALIDATE_OR_GOTO (frame, out);
-	VALIDATE_OR_GOTO (this, out);
-	VALIDATE_OR_GOTO (this->private, out);
+        VALIDATE_OR_GOTO (frame, out);
+        VALIDATE_OR_GOTO (this, out);
+        VALIDATE_OR_GOTO (this->private, out);
 
-	priv = this->private;
+        priv = this->private;
 
-	ALLOC_OR_GOTO (local, afr_local_t, out);
+        ALLOC_OR_GOTO (local, afr_local_t, out);
 
-	ret = AFR_LOCAL_INIT (local, priv);
-	if (ret < 0) {
-		op_errno = -ret;
-		goto out;
-	}
+        ret = AFR_LOCAL_INIT (local, priv);
+        if (ret < 0) {
+                op_errno = -ret;
+                goto out;
+        }
 
         frame->local = local;
 
-	local->cont.writev.vector     = iov_dup (vector, count);
-	local->cont.writev.count      = count;
-	local->cont.writev.offset     = offset;
-	local->cont.writev.ino        = fd->inode->ino;
+        local->cont.writev.vector     = iov_dup (vector, count);
+        local->cont.writev.count      = count;
+        local->cont.writev.offset     = offset;
+        local->cont.writev.ino        = fd->inode->ino;
         local->cont.writev.iobref     = iobref_ref (iobref);
 
-	local->fd                = fd_ref (fd);
+        local->fd                = fd_ref (fd);
 
         ret = fd_ctx_get (fd, this, &ctx);
         if (ret < 0) {
@@ -303,13 +303,13 @@ afr_writev (call_frame_t *frame, xlator_t *this, fd_t *fd,
                 afr_do_writev (frame, this);
         }
 
-	op_ret = 0;
+        op_ret = 0;
 out:
-	if (op_ret == -1) {
-		AFR_STACK_UNWIND (writev, frame, op_ret, op_errno, NULL, NULL);
-	}
+        if (op_ret == -1) {
+                AFR_STACK_UNWIND (writev, frame, op_ret, op_errno, NULL, NULL);
+        }
 
-	return 0;
+        return 0;
 }
 
 
@@ -320,20 +320,20 @@ out:
 int
 afr_truncate_unwind (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *   local = NULL;
-	call_frame_t   *main_frame = NULL;
+        afr_local_t *   local = NULL;
+        call_frame_t   *main_frame = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	LOCK (&frame->lock);
-	{
-		if (local->transaction.main_frame)
-			main_frame = local->transaction.main_frame;
-		local->transaction.main_frame = NULL;
-	}
-	UNLOCK (&frame->lock);
+        LOCK (&frame->lock);
+        {
+                if (local->transaction.main_frame)
+                        main_frame = local->transaction.main_frame;
+                local->transaction.main_frame = NULL;
+        }
+        UNLOCK (&frame->lock);
 
-	if (main_frame) {
+        if (main_frame) {
                 local->cont.truncate.prebuf.ia_ino  = local->cont.truncate.ino;
                 local->cont.truncate.postbuf.ia_ino = local->cont.truncate.ino;
 
@@ -343,189 +343,189 @@ afr_truncate_unwind (call_frame_t *frame, xlator_t *this)
                                   &local->cont.truncate.postbuf);
         }
 
-	return 0;
+        return 0;
 }
 
 
 int
-afr_truncate_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this, 
-		       int32_t op_ret, int32_t op_errno, struct iatt *prebuf,
+afr_truncate_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+                       int32_t op_ret, int32_t op_errno, struct iatt *prebuf,
                        struct iatt *postbuf)
 {
-	afr_local_t *   local = NULL;
-	afr_private_t * priv  = NULL;
+        afr_local_t *   local = NULL;
+        afr_private_t * priv  = NULL;
 
-	int child_index = (long) cookie;
+        int child_index = (long) cookie;
         int read_child  = 0;
-	int call_count  = -1;
-	int need_unwind = 0;
+        int call_count  = -1;
+        int need_unwind = 0;
 
-	local = frame->local;
-	priv  = this->private;
+        local = frame->local;
+        priv  = this->private;
 
         read_child = afr_read_child (this, local->loc.inode);
 
-	LOCK (&frame->lock);
-	{
+        LOCK (&frame->lock);
+        {
                 if (child_index == read_child) {
                         local->read_child_returned = _gf_true;
                 }
 
-		if (afr_fop_failed (op_ret, op_errno) && op_errno != EFBIG)
-			afr_transaction_fop_failed (frame, this, child_index);
+                if (afr_fop_failed (op_ret, op_errno) && op_errno != EFBIG)
+                        afr_transaction_fop_failed (frame, this, child_index);
 
-		if (op_ret != -1) {
-			if (local->success_count == 0) {
-				local->op_ret = op_ret;
-				local->cont.truncate.prebuf  = *prebuf;
-				local->cont.truncate.postbuf = *postbuf;
-			}
+                if (op_ret != -1) {
+                        if (local->success_count == 0) {
+                                local->op_ret = op_ret;
+                                local->cont.truncate.prebuf  = *prebuf;
+                                local->cont.truncate.postbuf = *postbuf;
+                        }
 
                         if (child_index == read_child) {
                                 local->cont.truncate.prebuf  = *prebuf;
                                 local->cont.truncate.postbuf = *postbuf;
                         }
 
-			local->success_count++;
+                        local->success_count++;
 
-			if ((local->success_count >= priv->wait_count)
+                        if ((local->success_count >= priv->wait_count)
                             && local->read_child_returned) {
-				need_unwind = 1;
-			}
-		}
-		local->op_errno = op_errno;
-	}
-	UNLOCK (&frame->lock);
+                                need_unwind = 1;
+                        }
+                }
+                local->op_errno = op_errno;
+        }
+        UNLOCK (&frame->lock);
 
-	if (need_unwind)
-		local->transaction.unwind (frame, this);
+        if (need_unwind)
+                local->transaction.unwind (frame, this);
 
-	call_count = afr_frame_return (frame);
+        call_count = afr_frame_return (frame);
 
-	if (call_count == 0) {
-		local->transaction.resume (frame, this);
-	}
+        if (call_count == 0) {
+                local->transaction.resume (frame, this);
+        }
 
-	return 0;
+        return 0;
 }
 
 
 int32_t
 afr_truncate_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_truncate_wind_cbk,
-					   (void *) (long) i,
-					   priv->children[i],
-					   priv->children[i]->fops->truncate,
-					   &local->loc,
-					   local->cont.truncate.offset);
-
-			if (!--call_count)
-				break;
-		}
-	}
-	
-	return 0;
+        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_truncate_wind_cbk,
+                                           (void *) (long) i,
+                                           priv->children[i],
+                                           priv->children[i]->fops->truncate,
+                                           &local->loc,
+                                           local->cont.truncate.offset);
+
+                        if (!--call_count)
+                                break;
+                }
+        }
+
+        return 0;
 }
 
 
 int
 afr_truncate_done (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *local = NULL;
+        afr_local_t *local = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	local->transaction.unwind (frame, this);
+        local->transaction.unwind (frame, this);
 
-	AFR_STACK_DESTROY (frame);
+        AFR_STACK_DESTROY (frame);
 
-	return 0;
+        return 0;
 }
 
 
 int
 afr_truncate (call_frame_t *frame, xlator_t *this,
-	      loc_t *loc, off_t offset)
+              loc_t *loc, off_t offset)
 {
-	afr_private_t * priv  = NULL;
-	afr_local_t   * local = NULL;
-	call_frame_t   *transaction_frame = NULL;
+        afr_private_t * priv  = NULL;
+        afr_local_t   * local = NULL;
+        call_frame_t   *transaction_frame = NULL;
 
-	int ret = -1;
+        int ret = -1;
 
-	int op_ret   = -1;
-	int op_errno = 0;
+        int op_ret   = -1;
+        int op_errno = 0;
 
-	VALIDATE_OR_GOTO (frame, out);
-	VALIDATE_OR_GOTO (this, out);
-	VALIDATE_OR_GOTO (this->private, out);
+        VALIDATE_OR_GOTO (frame, out);
+        VALIDATE_OR_GOTO (this, out);
+        VALIDATE_OR_GOTO (this->private, out);
 
-	priv = this->private;
+        priv = this->private;
 
-	transaction_frame = copy_frame (frame);
-	if (!transaction_frame) {
-		gf_log (this->name, GF_LOG_ERROR,
-			"Out of memory.");
-		goto out;
-	}
+        transaction_frame = copy_frame (frame);
+        if (!transaction_frame) {
+                gf_log (this->name, GF_LOG_ERROR,
+                        "Out of memory.");
+                goto out;
+        }
 
-	ALLOC_OR_GOTO (local, afr_local_t, out);
+        ALLOC_OR_GOTO (local, afr_local_t, out);
 
-	ret = AFR_LOCAL_INIT (local, priv);
-	if (ret < 0) {
-		op_errno = -ret;
-		goto out;
-	}
+        ret = AFR_LOCAL_INIT (local, priv);
+        if (ret < 0) {
+                op_errno = -ret;
+                goto out;
+        }
 
-	transaction_frame->local = local;
+        transaction_frame->local = local;
 
-	local->op_ret = -1;
+        local->op_ret = -1;
 
-	local->cont.truncate.offset  = offset;
-	local->cont.truncate.ino     = loc->inode->ino;
+        local->cont.truncate.offset  = offset;
+        local->cont.truncate.ino     = loc->inode->ino;
 
-	local->transaction.fop    = afr_truncate_wind;
-	local->transaction.done   = afr_truncate_done;
-	local->transaction.unwind = afr_truncate_unwind;
+        local->transaction.fop    = afr_truncate_wind;
+        local->transaction.done   = afr_truncate_done;
+        local->transaction.unwind = afr_truncate_unwind;
 
-	loc_copy (&local->loc, loc);
+        loc_copy (&local->loc, loc);
 
-	local->transaction.main_frame = frame;
-	local->transaction.start   = 0;
-	local->transaction.len     = offset;
+        local->transaction.main_frame = frame;
+        local->transaction.start   = 0;
+        local->transaction.len     = offset;
 
-	afr_transaction (transaction_frame, this, AFR_DATA_TRANSACTION);
+        afr_transaction (transaction_frame, this, AFR_DATA_TRANSACTION);
 
-	op_ret = 0;
+        op_ret = 0;
 out:
-	if (op_ret == -1) {
-		if (transaction_frame)
-			AFR_STACK_DESTROY (transaction_frame);
-		AFR_STACK_UNWIND (truncate, frame, op_ret, op_errno, NULL, NULL);
-	}
+        if (op_ret == -1) {
+                if (transaction_frame)
+                        AFR_STACK_DESTROY (transaction_frame);
+                AFR_STACK_UNWIND (truncate, frame, op_ret, op_errno, NULL, NULL);
+        }
 
-	return 0;
+        return 0;
 }
 
 
@@ -537,145 +537,145 @@ out:
 int
 afr_ftruncate_unwind (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *   local = NULL;
-	call_frame_t   *main_frame = NULL;
+        afr_local_t *   local = NULL;
+        call_frame_t   *main_frame = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	LOCK (&frame->lock);
-	{
-		if (local->transaction.main_frame)
-			main_frame = local->transaction.main_frame;
-		local->transaction.main_frame = NULL;
-	}
-	UNLOCK (&frame->lock);
+        LOCK (&frame->lock);
+        {
+                if (local->transaction.main_frame)
+                        main_frame = local->transaction.main_frame;
+                local->transaction.main_frame = NULL;
+        }
+        UNLOCK (&frame->lock);
 
-	if (main_frame) {
+        if (main_frame) {
                 local->cont.ftruncate.prebuf.ia_ino  = local->cont.ftruncate.ino;
                 local->cont.ftruncate.postbuf.ia_ino = local->cont.ftruncate.ino;
 
-		AFR_STACK_UNWIND (ftruncate, main_frame, local->op_ret,
+                AFR_STACK_UNWIND (ftruncate, main_frame, local->op_ret,
                                   local->op_errno,
                                   &local->cont.ftruncate.prebuf,
                                   &local->cont.ftruncate.postbuf);
-	}
-	return 0;
+        }
+        return 0;
 }
 
 
 int
-afr_ftruncate_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this, 
-			int32_t op_ret, int32_t op_errno, struct iatt *prebuf,
+afr_ftruncate_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+                        int32_t op_ret, int32_t op_errno, struct iatt *prebuf,
                         struct iatt *postbuf)
 {
-	afr_local_t *   local = NULL;
-	afr_private_t * priv  = NULL;
+        afr_local_t *   local = NULL;
+        afr_private_t * priv  = NULL;
 
-	int child_index = (long) cookie;
-	int call_count  = -1;
-	int need_unwind = 0;
+        int child_index = (long) cookie;
+        int call_count  = -1;
+        int need_unwind = 0;
         int read_child  = 0;
 
-	local = frame->local;
-	priv  = this->private;
+        local = frame->local;
+        priv  = this->private;
 
         read_child = afr_read_child (this, local->fd->inode);
 
-	LOCK (&frame->lock);
-	{
+        LOCK (&frame->lock);
+        {
                 if (child_index == read_child) {
                         local->read_child_returned = _gf_true;
                 }
 
-		if (afr_fop_failed (op_ret, op_errno))
-			afr_transaction_fop_failed (frame, this, child_index);
+                if (afr_fop_failed (op_ret, op_errno))
+                        afr_transaction_fop_failed (frame, this, child_index);
 
-		if (op_ret != -1) {
-			if (local->success_count == 0) {
-				local->op_ret = op_ret;
-				local->cont.ftruncate.prebuf  = *prebuf;
-				local->cont.ftruncate.postbuf = *postbuf;
-			}
+                if (op_ret != -1) {
+                        if (local->success_count == 0) {
+                                local->op_ret = op_ret;
+                                local->cont.ftruncate.prebuf  = *prebuf;
+                                local->cont.ftruncate.postbuf = *postbuf;
+                        }
 
                         if (child_index == read_child) {
                                 local->cont.ftruncate.prebuf  = *prebuf;
                                 local->cont.ftruncate.postbuf = *postbuf;
                         }
 
-			local->success_count++;
+                        local->success_count++;
 
-			if ((local->success_count >= priv->wait_count)
+                        if ((local->success_count >= priv->wait_count)
                             && local->read_child_returned) {
-				need_unwind = 1;
-			}
-		}
-		local->op_errno = op_errno;
-	}
-	UNLOCK (&frame->lock);
-
-	if (need_unwind)
-		local->transaction.unwind (frame, this);
-
-	call_count = afr_frame_return (frame);
-
-	if (call_count == 0) {
-		local->transaction.resume (frame, this);
-	}
-	
-	return 0;
+                                need_unwind = 1;
+                        }
+                }
+                local->op_errno = op_errno;
+        }
+        UNLOCK (&frame->lock);
+
+        if (need_unwind)
+                local->transaction.unwind (frame, this);
+
+        call_count = afr_frame_return (frame);
+
+        if (call_count == 0) {
+                local->transaction.resume (frame, this);
+        }
+
+        return 0;
 }
 
 
 int
 afr_ftruncate_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_ftruncate_wind_cbk,
-					   (void *) (long) i,	
-					   priv->children[i], 
-					   priv->children[i]->fops->ftruncate,
-					   local->fd, local->cont.ftruncate.offset);
-
-			if (!--call_count)
-				break;
-		}
-	}
-	
-	return 0;
+        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_ftruncate_wind_cbk,
+                                           (void *) (long) i,
+                                           priv->children[i],
+                                           priv->children[i]->fops->ftruncate,
+                                           local->fd, local->cont.ftruncate.offset);
+
+                        if (!--call_count)
+                                break;
+                }
+        }
+
+        return 0;
 }
 
 
 int
 afr_ftruncate_done (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *local = NULL;
+        afr_local_t *local = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	local->transaction.unwind (frame, this);
+        local->transaction.unwind (frame, this);
 
-	AFR_STACK_DESTROY (frame);
+        AFR_STACK_DESTROY (frame);
 
-	return 0;
+        return 0;
 }
 
 
@@ -690,36 +690,36 @@ afr_do_ftruncate (call_frame_t *frame, xlator_t *this)
 
         local = frame->local;
 
-	transaction_frame = copy_frame (frame);
-	if (!transaction_frame) {
-		gf_log (this->name, GF_LOG_ERROR,
-			"Out of memory.");
-		goto out;
-	}
+        transaction_frame = copy_frame (frame);
+        if (!transaction_frame) {
+                gf_log (this->name, GF_LOG_ERROR,
+                        "Out of memory.");
+                goto out;
+        }
 
         transaction_frame->local = local;
         frame->local = NULL;
 
-	local->op = GF_FOP_FTRUNCATE;
+        local->op = GF_FOP_FTRUNCATE;
 
-	local->transaction.fop    = afr_ftruncate_wind;
-	local->transaction.done   = afr_ftruncate_done;
-	local->transaction.unwind = afr_ftruncate_unwind;
+        local->transaction.fop    = afr_ftruncate_wind;
+        local->transaction.done   = afr_ftruncate_done;
+        local->transaction.unwind = afr_ftruncate_unwind;
 
-	local->transaction.main_frame = frame;
+        local->transaction.main_frame = frame;
 
-	local->transaction.start   = 0;
-	local->transaction.len     = local->cont.ftruncate.offset;
+        local->transaction.start   = 0;
+        local->transaction.len     = local->cont.ftruncate.offset;
 
-	afr_transaction (transaction_frame, this, AFR_DATA_TRANSACTION);
+        afr_transaction (transaction_frame, this, AFR_DATA_TRANSACTION);
 
         op_ret = 0;
 out:
-	if (op_ret == -1) {
-		if (transaction_frame)
-			AFR_STACK_DESTROY (transaction_frame);
-		AFR_STACK_UNWIND (ftruncate, frame, op_ret, op_errno, NULL, NULL);
-	}
+        if (op_ret == -1) {
+                if (transaction_frame)
+                        AFR_STACK_DESTROY (transaction_frame);
+                AFR_STACK_UNWIND (ftruncate, frame, op_ret, op_errno, NULL, NULL);
+        }
 
         return 0;
 }
@@ -727,40 +727,40 @@ out:
 
 int
 afr_ftruncate (call_frame_t *frame, xlator_t *this,
-	       fd_t *fd, off_t offset)
+               fd_t *fd, off_t offset)
 {
-	afr_private_t * priv  = NULL;
-	afr_local_t   * local = NULL;
-	call_frame_t   *transaction_frame = NULL;
+        afr_private_t * priv  = NULL;
+        afr_local_t   * local = NULL;
+        call_frame_t   *transaction_frame = NULL;
 
-	int ret = -1;
+        int ret = -1;
 
-	int op_ret   = -1;
-	int op_errno = 0;
+        int op_ret   = -1;
+        int op_errno = 0;
 
         uint64_t ctx;
         afr_fd_ctx_t *fd_ctx = NULL;
 
-	VALIDATE_OR_GOTO (frame, out);
-	VALIDATE_OR_GOTO (this, out);
-	VALIDATE_OR_GOTO (this->private, out);
+        VALIDATE_OR_GOTO (frame, out);
+        VALIDATE_OR_GOTO (this, out);
+        VALIDATE_OR_GOTO (this->private, out);
 
-	priv = this->private;
+        priv = this->private;
 
-	ALLOC_OR_GOTO (local, afr_local_t, out);
+        ALLOC_OR_GOTO (local, afr_local_t, out);
 
-	ret = AFR_LOCAL_INIT (local, priv);
-	if (ret < 0) {
-		op_errno = -ret;
-		goto out;
-	}
+        ret = AFR_LOCAL_INIT (local, priv);
+        if (ret < 0) {
+                op_errno = -ret;
+                goto out;
+        }
 
         frame->local = local;
 
-	local->cont.ftruncate.offset  = offset;
-	local->cont.ftruncate.ino     = fd->inode->ino;
+        local->cont.ftruncate.offset  = offset;
+        local->cont.ftruncate.ino     = fd->inode->ino;
 
-	local->fd = fd_ref (fd);
+        local->fd = fd_ref (fd);
 
         ret = fd_ctx_get (fd, this, &ctx);
         if (ret < 0) {
@@ -776,15 +776,15 @@ afr_ftruncate (call_frame_t *frame, xlator_t *this,
                 afr_do_ftruncate (frame, this);
         }
 
-	op_ret = 0;
+        op_ret = 0;
 out:
-	if (op_ret == -1) {
-		if (transaction_frame)
-			AFR_STACK_DESTROY (transaction_frame);
-		AFR_STACK_UNWIND (ftruncate, frame, op_ret, op_errno, NULL, NULL);
-	}
+        if (op_ret == -1) {
+                if (transaction_frame)
+                        AFR_STACK_DESTROY (transaction_frame);
+                AFR_STACK_UNWIND (ftruncate, frame, op_ret, op_errno, NULL, NULL);
+        }
 
-	return 0;
+        return 0;
 }
 
 /* }}} */
@@ -794,20 +794,20 @@ out:
 int
 afr_setattr_unwind (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *   local = NULL;
-	call_frame_t   *main_frame = NULL;
+        afr_local_t *   local = NULL;
+        call_frame_t   *main_frame = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	LOCK (&frame->lock);
-	{
-		if (local->transaction.main_frame)
-			main_frame = local->transaction.main_frame;
-		local->transaction.main_frame = NULL;
-	}
-	UNLOCK (&frame->lock);
+        LOCK (&frame->lock);
+        {
+                if (local->transaction.main_frame)
+                        main_frame = local->transaction.main_frame;
+                local->transaction.main_frame = NULL;
+        }
+        UNLOCK (&frame->lock);
 
-	if (main_frame) {
+        if (main_frame) {
                 local->cont.setattr.preop_buf.ia_ino  = local->cont.setattr.ino;
                 local->cont.setattr.postop_buf.ia_ino = local->cont.setattr.ino;
 
@@ -817,7 +817,7 @@ afr_setattr_unwind (call_frame_t *frame, xlator_t *this)
                                   &local->cont.setattr.postop_buf);
         }
 
-	return 0;
+        return 0;
 }
 
 
@@ -826,116 +826,116 @@ afr_setattr_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
                       int32_t op_ret, int32_t op_errno,
                       struct iatt *preop, struct iatt *postop)
 {
-	afr_local_t *   local = NULL;
-	afr_private_t * priv  = NULL;
+        afr_local_t *   local = NULL;
+        afr_private_t * priv  = NULL;
 
-	int child_index = (long) cookie;
+        int child_index = (long) cookie;
         int read_child  = 0;
-	int call_count  = -1;
-	int need_unwind = 0;
+        int call_count  = -1;
+        int need_unwind = 0;
 
-	local = frame->local;
-	priv  = this->private;
+        local = frame->local;
+        priv  = this->private;
 
         read_child = afr_read_child (this, local->loc.inode);
 
-	LOCK (&frame->lock);
-	{
+        LOCK (&frame->lock);
+        {
                 if (child_index == read_child) {
                         local->read_child_returned = _gf_true;
                 }
 
-		if (afr_fop_failed (op_ret, op_errno))
-			afr_transaction_fop_failed (frame, this, child_index);
+                if (afr_fop_failed (op_ret, op_errno))
+                        afr_transaction_fop_failed (frame, this, child_index);
 
-		if (op_ret != -1) {
-			if (local->success_count == 0) {
-				local->op_ret = op_ret;
-				local->cont.setattr.preop_buf  = *preop;
+                if (op_ret != -1) {
+                        if (local->success_count == 0) {
+                                local->op_ret = op_ret;
+                                local->cont.setattr.preop_buf  = *preop;
                                 local->cont.setattr.postop_buf = *postop;
-			}
+                        }
 
                         if (child_index == read_child) {
                                 local->cont.setattr.preop_buf  = *preop;
                                 local->cont.setattr.postop_buf = *postop;
                         }
 
-			local->success_count++;
+                        local->success_count++;
 
-			if ((local->success_count >= priv->wait_count)
+                        if ((local->success_count >= priv->wait_count)
                             && local->read_child_returned) {
-				need_unwind = 1;
-			}
-		}
-		local->op_errno = op_errno;
-	}
-	UNLOCK (&frame->lock);
+                                need_unwind = 1;
+                        }
+                }
+                local->op_errno = op_errno;
+        }
+        UNLOCK (&frame->lock);
 
-	if (need_unwind)
-		local->transaction.unwind (frame, this);
+        if (need_unwind)
+                local->transaction.unwind (frame, this);
 
-	call_count = afr_frame_return (frame);
+        call_count = afr_frame_return (frame);
 
-	if (call_count == 0) {
-		local->transaction.resume (frame, this);
-	}
+        if (call_count == 0) {
+                local->transaction.resume (frame, this);
+        }
 
-	return 0;
+        return 0;
 }
 
 
 int32_t
 afr_setattr_wind (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *local = NULL;
-	afr_private_t *priv = NULL;
+        afr_local_t *local = NULL;
+        afr_private_t *priv = NULL;
 
-	int call_count = -1;
-	int i = 0;
+        int call_count = -1;
+        int i = 0;
 
-	local = frame->local;
-	priv = this->private;
+        local = frame->local;
+        priv = this->private;
 
-	call_count = afr_up_children_count (priv->child_count, local->child_up);
+        call_count = afr_up_children_count (priv->child_count, local->child_up);
 
-	if (call_count == 0) {
-		local->transaction.resume (frame, this);
-		return 0;
-	}
+        if (call_count == 0) {
+                local->transaction.resume (frame, this);
+                return 0;
+        }
 
-	local->call_count = call_count;
+        local->call_count = call_count;
 
-	for (i = 0; i < priv->child_count; i++) {
-		if (local->child_up[i]) {
-			STACK_WIND_COOKIE (frame, afr_setattr_wind_cbk,
-					   (void *) (long) i,
-					   priv->children[i],
-					   priv->children[i]->fops->setattr,
-					   &local->loc,
-					   &local->cont.setattr.in_buf,
+        for (i = 0; i < priv->child_count; i++) {
+                if (local->child_up[i]) {
+                        STACK_WIND_COOKIE (frame, afr_setattr_wind_cbk,
+                                           (void *) (long) i,
+                                           priv->children[i],
+                                           priv->children[i]->fops->setattr,
+                                           &local->loc,
+                                           &local->cont.setattr.in_buf,
                                            local->cont.setattr.valid);
 
-			if (!--call_count)
-				break;
-		}
-	}
+                        if (!--call_count)
+                                break;
+                }
+        }
 
-	return 0;
+        return 0;
 }
 
 
 int
 afr_setattr_done (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *local = NULL;
+        afr_local_t *local = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	local->transaction.unwind (frame, this);
+        local->transaction.unwind (frame, this);
 
-	AFR_STACK_DESTROY (frame);
+        AFR_STACK_DESTROY (frame);
 
-	return 0;
+        return 0;
 }
 
 
@@ -943,66 +943,66 @@ int
 afr_setattr (call_frame_t *frame, xlator_t *this,
              loc_t *loc, struct iatt *buf, int32_t valid)
 {
-	afr_private_t * priv  = NULL;
-	afr_local_t   * local = NULL;
-	call_frame_t   *transaction_frame = NULL;
+        afr_private_t * priv  = NULL;
+        afr_local_t   * local = NULL;
+        call_frame_t   *transaction_frame = NULL;
 
-	int ret = -1;
+        int ret = -1;
 
-	int op_ret   = -1;
-	int op_errno = 0;
+        int op_ret   = -1;
+        int op_errno = 0;
 
-	VALIDATE_OR_GOTO (frame, out);
-	VALIDATE_OR_GOTO (this, out);
-	VALIDATE_OR_GOTO (this->private, out);
+        VALIDATE_OR_GOTO (frame, out);
+        VALIDATE_OR_GOTO (this, out);
+        VALIDATE_OR_GOTO (this->private, out);
 
-	priv = this->private;
+        priv = this->private;
 
-	transaction_frame = copy_frame (frame);
-	if (!transaction_frame) {
-		gf_log (this->name, GF_LOG_ERROR,
-			"Out of memory.");
-		goto out;
-	}
+        transaction_frame = copy_frame (frame);
+        if (!transaction_frame) {
+                gf_log (this->name, GF_LOG_ERROR,
+                        "Out of memory.");
+                goto out;
+        }
 
-	ALLOC_OR_GOTO (local, afr_local_t, out);
+        ALLOC_OR_GOTO (local, afr_local_t, out);
 
-	ret = AFR_LOCAL_INIT (local, priv);
-	if (ret < 0) {
-		op_errno = -ret;
-		goto out;
-	}
+        ret = AFR_LOCAL_INIT (local, priv);
+        if (ret < 0) {
+                op_errno = -ret;
+                goto out;
+        }
 
-	transaction_frame->local = local;
+        transaction_frame->local = local;
 
-	local->op_ret = -1;
+        local->op_ret = -1;
 
-	local->cont.setattr.ino     = loc->inode->ino;
+        local->cont.setattr.ino     = loc->inode->ino;
 
         local->cont.setattr.in_buf = *buf;
         local->cont.setattr.valid  = valid;
 
-	local->transaction.fop    = afr_setattr_wind;
-	local->transaction.done   = afr_setattr_done;
-	local->transaction.unwind = afr_setattr_unwind;
+        local->transaction.fop    = afr_setattr_wind;
+        local->transaction.done   = afr_setattr_done;
+        local->transaction.unwind = afr_setattr_unwind;
 
-	loc_copy (&local->loc, loc);
+        loc_copy (&local->loc, loc);
 
-	local->transaction.main_frame = frame;
-	local->transaction.start   = LLONG_MAX - 1;
-	local->transaction.len     = 0;
+        local->transaction.main_frame = frame;
+        local->transaction.start   = LLONG_MAX - 1;
+        local->transaction.len     = 0;
 
-	afr_transaction (transaction_frame, this, AFR_METADATA_TRANSACTION);
+        afr_transaction (transaction_frame, this, AFR_METADATA_TRANSACTION);
 
-	op_ret = 0;
+        op_ret = 0;
 out:
-	if (op_ret == -1) {
-		if (transaction_frame)
-			AFR_STACK_DESTROY (transaction_frame);
-		AFR_STACK_UNWIND (setattr, frame, op_ret, op_errno, NULL, NULL);
-	}
+        if (op_ret == -1) {
+                if (transaction_frame)
+                        AFR_STACK_DESTROY (transaction_frame);
+                AFR_STACK_UNWIND (setattr, frame, op_ret, op_errno, NULL, NULL);
+        }
 
-	return 0;
+        return 0;
 }
 
 /* {{{ fsetattr */
@@ -1010,20 +1010,20 @@ out:
 int
 afr_fsetattr_unwind (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *   local = NULL;
-	call_frame_t   *main_frame = NULL;
+        afr_local_t *   local = NULL;
+        call_frame_t   *main_frame = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	LOCK (&frame->lock);
-	{
-		if (local->transaction.main_frame)
-			main_frame = local->transaction.main_frame;
-		local->transaction.main_frame = NULL;
-	}
-	UNLOCK (&frame->lock);
+        LOCK (&frame->lock);
+        {
+                if (local->transaction.main_frame)
+                        main_frame = local->transaction.main_frame;
+                local->transaction.main_frame = NULL;
+        }
+        UNLOCK (&frame->lock);
 
-	if (main_frame) {
+        if (main_frame) {
                 local->cont.fsetattr.preop_buf.ia_ino  =
                         local->cont.fsetattr.ino;
                 local->cont.fsetattr.postop_buf.ia_ino =
@@ -1035,7 +1035,7 @@ afr_fsetattr_unwind (call_frame_t *frame, xlator_t *this)
                                   &local->cont.fsetattr.postop_buf);
         }
 
-	return 0;
+        return 0;
 }
 
 
@@ -1044,116 +1044,116 @@ afr_fsetattr_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
                       int32_t op_ret, int32_t op_errno,
                       struct iatt *preop, struct iatt *postop)
 {
-	afr_local_t *   local = NULL;
-	afr_private_t * priv  = NULL;
+        afr_local_t *   local = NULL;
+        afr_private_t * priv  = NULL;
 
-	int child_index = (long) cookie;
+        int child_index = (long) cookie;
         int read_child  = 0;
-	int call_count  = -1;
-	int need_unwind = 0;
+        int call_count  = -1;
+        int need_unwind = 0;
 
-	local = frame->local;
-	priv  = this->private;
+        local = frame->local;
+        priv  = this->private;
 
         read_child = afr_read_child (this, local->fd->inode);
 
-	LOCK (&frame->lock);
-	{
+        LOCK (&frame->lock);
+        {
                 if (child_index == read_child) {
                         local->read_child_returned = _gf_true;
                 }
 
-		if (afr_fop_failed (op_ret, op_errno))
-			afr_transaction_fop_failed (frame, this, child_index);
+                if (afr_fop_failed (op_ret, op_errno))
+                        afr_transaction_fop_failed (frame, this, child_index);
 
-		if (op_ret != -1) {
-			if (local->success_count == 0) {
-				local->op_ret = op_ret;
-				local->cont.fsetattr.preop_buf  = *preop;
+                if (op_ret != -1) {
+                        if (local->success_count == 0) {
+                                local->op_ret = op_ret;
+                                local->cont.fsetattr.preop_buf  = *preop;
                                 local->cont.fsetattr.postop_buf = *postop;
-			}
+                        }
 
                         if (child_index == read_child) {
                                 local->cont.fsetattr.preop_buf  = *preop;
                                 local->cont.fsetattr.postop_buf = *postop;
                         }
 
-			local->success_count++;
+                        local->success_count++;
 
-			if ((local->success_count >= priv->wait_count)
+                        if ((local->success_count >= priv->wait_count)
                             && local->read_child_returned) {
-				need_unwind = 1;
-			}
-		}
-		local->op_errno = op_errno;
-	}
-	UNLOCK (&frame->lock);
+                                need_unwind = 1;
+                        }
+                }
+                local->op_errno = op_errno;
+        }
+        UNLOCK (&frame->lock);
 
-	if (need_unwind)
-		local->transaction.unwind (frame, this);
+        if (need_unwind)
+                local->transaction.unwind (frame, this);
 
-	call_count = afr_frame_return (frame);
+        call_count = afr_frame_return (frame);
 
-	if (call_count == 0) {
-		local->transaction.resume (frame, this);
-	}
+        if (call_count == 0) {
+                local->transaction.resume (frame, this);
+        }
 
-	return 0;
+        return 0;
 }
 
 
 int32_t
 afr_fsetattr_wind (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *local = NULL;
-	afr_private_t *priv = NULL;
+        afr_local_t *local = NULL;
+        afr_private_t *priv = NULL;
 
-	int call_count = -1;
-	int i = 0;
+        int call_count = -1;
+        int i = 0;
 
-	local = frame->local;
-	priv = this->private;
+        local = frame->local;
+        priv = this->private;
 
-	call_count = afr_up_children_count (priv->child_count, local->child_up);
+        call_count = afr_up_children_count (priv->child_count, local->child_up);
 
-	if (call_count == 0) {
-		local->transaction.resume (frame, this);
-		return 0;
-	}
+        if (call_count == 0) {
+                local->transaction.resume (frame, this);
+                return 0;
+        }
 
-	local->call_count = call_count;
+        local->call_count = call_count;
 
-	for (i = 0; i < priv->child_count; i++) {
-		if (local->child_up[i]) {
-			STACK_WIND_COOKIE (frame, afr_fsetattr_wind_cbk,
-					   (void *) (long) i,
-					   priv->children[i],
-					   priv->children[i]->fops->fsetattr,
-					   local->fd,
-					   &local->cont.fsetattr.in_buf,
+        for (i = 0; i < priv->child_count; i++) {
+                if (local->child_up[i]) {
+                        STACK_WIND_COOKIE (frame, afr_fsetattr_wind_cbk,
+                                           (void *) (long) i,
+                                           priv->children[i],
+                                           priv->children[i]->fops->fsetattr,
+                                           local->fd,
+                                           &local->cont.fsetattr.in_buf,
                                            local->cont.fsetattr.valid);
 
-			if (!--call_count)
-				break;
-		}
-	}
+                        if (!--call_count)
+                                break;
+                }
+        }
 
-	return 0;
+        return 0;
 }
 
 
 int
 afr_fsetattr_done (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *local = NULL;
+        afr_local_t *local = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	local->transaction.unwind (frame, this);
+        local->transaction.unwind (frame, this);
 
-	AFR_STACK_DESTROY (frame);
+        AFR_STACK_DESTROY (frame);
 
-	return 0;
+        return 0;
 }
 
 
@@ -1161,66 +1161,66 @@ int
 afr_fsetattr (call_frame_t *frame, xlator_t *this,
               fd_t *fd, struct iatt *buf, int32_t valid)
 {
-	afr_private_t * priv  = NULL;
-	afr_local_t   * local = NULL;
-	call_frame_t   *transaction_frame = NULL;
+        afr_private_t * priv  = NULL;
+        afr_local_t   * local = NULL;
+        call_frame_t   *transaction_frame = NULL;
 
-	int ret = -1;
+        int ret = -1;
 
-	int op_ret   = -1;
-	int op_errno = 0;
+        int op_ret   = -1;
+        int op_errno = 0;
 
-	VALIDATE_OR_GOTO (frame, out);
-	VALIDATE_OR_GOTO (this, out);
-	VALIDATE_OR_GOTO (this->private, out);
+        VALIDATE_OR_GOTO (frame, out);
+        VALIDATE_OR_GOTO (this, out);
+        VALIDATE_OR_GOTO (this->private, out);
 
-	priv = this->private;
+        priv = this->private;
 
-	transaction_frame = copy_frame (frame);
-	if (!transaction_frame) {
-		gf_log (this->name, GF_LOG_ERROR,
-			"Out of memory.");
-		goto out;
-	}
+        transaction_frame = copy_frame (frame);
+        if (!transaction_frame) {
+                gf_log (this->name, GF_LOG_ERROR,
+                        "Out of memory.");
+                goto out;
+        }
 
-	ALLOC_OR_GOTO (local, afr_local_t, out);
+        ALLOC_OR_GOTO (local, afr_local_t, out);
 
-	ret = AFR_LOCAL_INIT (local, priv);
-	if (ret < 0) {
-		op_errno = -ret;
-		goto out;
-	}
+        ret = AFR_LOCAL_INIT (local, priv);
+        if (ret < 0) {
+                op_errno = -ret;
+                goto out;
+        }
 
-	transaction_frame->local = local;
+        transaction_frame->local = local;
 
-	local->op_ret = -1;
+        local->op_ret = -1;
 
-	local->cont.fsetattr.ino     = fd->inode->ino;
+        local->cont.fsetattr.ino     = fd->inode->ino;
 
         local->cont.fsetattr.in_buf = *buf;
         local->cont.fsetattr.valid  = valid;
 
-	local->transaction.fop    = afr_fsetattr_wind;
-	local->transaction.done   = afr_fsetattr_done;
-	local->transaction.unwind = afr_fsetattr_unwind;
+        local->transaction.fop    = afr_fsetattr_wind;
+        local->transaction.done   = afr_fsetattr_done;
+        local->transaction.unwind = afr_fsetattr_unwind;
 
         local->fd                 = fd_ref (fd);
 
-	local->transaction.main_frame = frame;
-	local->transaction.start   = LLONG_MAX - 1;
-	local->transaction.len     = 0;
+        local->transaction.main_frame = frame;
+        local->transaction.start   = LLONG_MAX - 1;
+        local->transaction.len     = 0;
 
-	afr_transaction (transaction_frame, this, AFR_METADATA_TRANSACTION);
+        afr_transaction (transaction_frame, this, AFR_METADATA_TRANSACTION);
 
-	op_ret = 0;
+        op_ret = 0;
 out:
-	if (op_ret == -1) {
-		if (transaction_frame)
-			AFR_STACK_DESTROY (transaction_frame);
-		AFR_STACK_UNWIND (fsetattr, frame, op_ret, op_errno, NULL, NULL);
-	}
+        if (op_ret == -1) {
+                if (transaction_frame)
+                        AFR_STACK_DESTROY (transaction_frame);
+                AFR_STACK_UNWIND (fsetattr, frame, op_ret, op_errno, NULL, NULL);
+        }
 
-	return 0;
+        return 0;
 }
 
 
@@ -1230,184 +1230,184 @@ out:
 int
 afr_setxattr_unwind (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *   local = NULL;
-	call_frame_t   *main_frame = NULL;
+        afr_local_t *   local = NULL;
+        call_frame_t   *main_frame = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	LOCK (&frame->lock);
-	{
-		if (local->transaction.main_frame)
-			main_frame = local->transaction.main_frame;
-		local->transaction.main_frame = NULL;
-	}
-	UNLOCK (&frame->lock);
+        LOCK (&frame->lock);
+        {
+                if (local->transaction.main_frame)
+                        main_frame = local->transaction.main_frame;
+                local->transaction.main_frame = NULL;
+        }
+        UNLOCK (&frame->lock);
 
-	if (main_frame) {
-		AFR_STACK_UNWIND (setxattr, main_frame,
+        if (main_frame) {
+                AFR_STACK_UNWIND (setxattr, main_frame,
                                   local->op_ret, local->op_errno)
-	}
-	return 0;
+        }
+        return 0;
 }
 
 
 int
-afr_setxattr_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this, 
-		       int32_t op_ret, int32_t op_errno)
+afr_setxattr_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 need_unwind = 0;
-
-	local = frame->local;
-	priv = this->private;
-
-	LOCK (&frame->lock);
-	{
-		if (op_ret != -1) {
-			if (local->success_count == 0) {
-				local->op_ret = op_ret;
-			}
-			local->success_count++;
-
-			if (local->success_count == priv->child_count) {
-				need_unwind = 1;
-			}
-		}
-
-		local->op_errno = op_errno;
-	}
-	UNLOCK (&frame->lock);
-
-	if (need_unwind)
-		local->transaction.unwind (frame, this);
-
-	call_count = afr_frame_return (frame);
-
-	if (call_count == 0) {
-		local->transaction.resume (frame, this);
-	}
-	
-	return 0;
+        afr_local_t *   local = NULL;
+        afr_private_t * priv  = NULL;
+
+        int call_count  = -1;
+        int need_unwind = 0;
+
+        local = frame->local;
+        priv = this->private;
+
+        LOCK (&frame->lock);
+        {
+                if (op_ret != -1) {
+                        if (local->success_count == 0) {
+                                local->op_ret = op_ret;
+                        }
+                        local->success_count++;
+
+                        if (local->success_count == priv->child_count) {
+                                need_unwind = 1;
+                        }
+                }
+
+                local->op_errno = op_errno;
+        }
+        UNLOCK (&frame->lock);
+
+        if (need_unwind)
+                local->transaction.unwind (frame, this);
+
+        call_count = afr_frame_return (frame);
+
+        if (call_count == 0) {
+                local->transaction.resume (frame, this);
+        }
+
+        return 0;
 }
 
 
 int
 afr_setxattr_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_setxattr_wind_cbk,
-					   (void *) (long) i,	
-					   priv->children[i], 
-					   priv->children[i]->fops->setxattr,
-					   &local->loc, 
-					   local->cont.setxattr.dict,
-					   local->cont.setxattr.flags); 
-
-			if (!--call_count)
-				break;
-		}
-	}
-	
-	return 0;
+        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_setxattr_wind_cbk,
+                                           (void *) (long) i,
+                                           priv->children[i],
+                                           priv->children[i]->fops->setxattr,
+                                           &local->loc,
+                                           local->cont.setxattr.dict,
+                                           local->cont.setxattr.flags);
+
+                        if (!--call_count)
+                                break;
+                }
+        }
+
+        return 0;
 }
 
 
 int
 afr_setxattr_done (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t * local = frame->local;
+        afr_local_t * local = frame->local;
 
-	local->transaction.unwind (frame, this);
+        local->transaction.unwind (frame, this);
 
-	AFR_STACK_DESTROY (frame);
+        AFR_STACK_DESTROY (frame);
 
-	return 0;
+        return 0;
 }
 
 int
 afr_setxattr (call_frame_t *frame, xlator_t *this,
-	      loc_t *loc, dict_t *dict, int32_t flags)
+              loc_t *loc, dict_t *dict, int32_t flags)
 {
-	afr_private_t * priv  = NULL;
-	afr_local_t   * local = NULL;
-	call_frame_t   *transaction_frame = NULL;
+        afr_private_t * priv  = NULL;
+        afr_local_t   * local = NULL;
+        call_frame_t   *transaction_frame = NULL;
 
-	int ret = -1;
+        int ret = -1;
 
-	int op_ret   = -1;
-	int op_errno = 0;
+        int op_ret   = -1;
+        int op_errno = 0;
 
-	VALIDATE_OR_GOTO (frame, out);
-	VALIDATE_OR_GOTO (this, out);
-	VALIDATE_OR_GOTO (this->private, out);
+        VALIDATE_OR_GOTO (frame, out);
+        VALIDATE_OR_GOTO (this, out);
+        VALIDATE_OR_GOTO (this->private, out);
 
-	priv = this->private;
+        priv = this->private;
 
-	ALLOC_OR_GOTO (local, afr_local_t, out);
+        ALLOC_OR_GOTO (local, afr_local_t, out);
 
-	ret = AFR_LOCAL_INIT (local, priv);
-	if (ret < 0) {
-		op_errno = -ret;
-		goto out;
-	}
+        ret = AFR_LOCAL_INIT (local, priv);
+        if (ret < 0) {
+                op_errno = -ret;
+                goto out;
+        }
 
-	transaction_frame = copy_frame (frame);
-	if (!transaction_frame) {
-		gf_log (this->name, GF_LOG_ERROR,
-			"Out of memory.");
-		goto out;
-	}
+        transaction_frame = copy_frame (frame);
+        if (!transaction_frame) {
+                gf_log (this->name, GF_LOG_ERROR,
+                        "Out of memory.");
+                goto out;
+        }
 
-	transaction_frame->local = local;
+        transaction_frame->local = local;
 
-	local->op_ret = -1;
+        local->op_ret = -1;
 
-	local->cont.setxattr.dict  = dict_ref (dict);
-	local->cont.setxattr.flags = flags;
+        local->cont.setxattr.dict  = dict_ref (dict);
+        local->cont.setxattr.flags = flags;
 
-	local->transaction.fop    = afr_setxattr_wind;
-	local->transaction.done   = afr_setxattr_done;
-	local->transaction.unwind = afr_setxattr_unwind;
+        local->transaction.fop    = afr_setxattr_wind;
+        local->transaction.done   = afr_setxattr_done;
+        local->transaction.unwind = afr_setxattr_unwind;
 
-	loc_copy (&local->loc, loc);
+        loc_copy (&local->loc, loc);
 
-	local->transaction.main_frame = frame;
-	local->transaction.start   = LLONG_MAX - 1;
-	local->transaction.len     = 0;
+        local->transaction.main_frame = frame;
+        local->transaction.start   = LLONG_MAX - 1;
+        local->transaction.len     = 0;
 
-	afr_transaction (transaction_frame, this, AFR_METADATA_TRANSACTION);
+        afr_transaction (transaction_frame, this, AFR_METADATA_TRANSACTION);
 
-	op_ret = 0;
+        op_ret = 0;
 out:
-	if (op_ret == -1) {
-		if (transaction_frame)
-			AFR_STACK_DESTROY (transaction_frame);
-		AFR_STACK_UNWIND (setxattr, frame, op_ret, op_errno);
-	}
+        if (op_ret == -1) {
+                if (transaction_frame)
+                        AFR_STACK_DESTROY (transaction_frame);
+                AFR_STACK_UNWIND (setxattr, frame, op_ret, op_errno);
+        }
 
-	return 0;
+        return 0;
 }
 
 /* }}} */
@@ -1418,182 +1418,182 @@ out:
 int
 afr_removexattr_unwind (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t *   local = NULL;
-	call_frame_t   *main_frame = NULL;
+        afr_local_t *   local = NULL;
+        call_frame_t   *main_frame = NULL;
 
-	local = frame->local;
+        local = frame->local;
 
-	LOCK (&frame->lock);
-	{
-		if (local->transaction.main_frame)
-			main_frame = local->transaction.main_frame;
-		local->transaction.main_frame = NULL;
-	}
-	UNLOCK (&frame->lock);
+        LOCK (&frame->lock);
+        {
+                if (local->transaction.main_frame)
+                        main_frame = local->transaction.main_frame;
+                local->transaction.main_frame = NULL;
+        }
+        UNLOCK (&frame->lock);
 
-	if (main_frame) {
-		AFR_STACK_UNWIND (removexattr, main_frame,
+        if (main_frame) {
+                AFR_STACK_UNWIND (removexattr, main_frame,
                                   local->op_ret, local->op_errno)
-	}
-	return 0;
+        }
+        return 0;
 }
 
 
 int
-afr_removexattr_wind_cbk (call_frame_t *frame, void *cookie, xlator_t *this, 
-			  int32_t op_ret, int32_t op_errno)
+afr_removexattr_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 need_unwind = 0;
-
-	local = frame->local;
-	priv = this->private;
-
-	LOCK (&frame->lock);
-	{
-		if (op_ret != -1) {
-			if (local->success_count == 0) {
-				local->op_ret = op_ret;
-			}
-			local->success_count++;
-
-			if (local->success_count == priv->wait_count) {
-				need_unwind = 1;
-			}
-		}
-
-		local->op_errno = op_errno;
-	}
-	UNLOCK (&frame->lock);
-
-	if (need_unwind)
-		local->transaction.unwind (frame, this);
-
-	call_count = afr_frame_return (frame);
-
-	if (call_count == 0) {
-		local->transaction.resume (frame, this);
-	}
-	
-	return 0;
+        afr_local_t *   local = NULL;
+        afr_private_t * priv  = NULL;
+
+        int call_count  = -1;
+        int need_unwind = 0;
+
+        local = frame->local;
+        priv = this->private;
+
+        LOCK (&frame->lock);
+        {
+                if (op_ret != -1) {
+                        if (local->success_count == 0) {
+                                local->op_ret = op_ret;
+                        }
+                        local->success_count++;
+
+                        if (local->success_count == priv->wait_count) {
+                                need_unwind = 1;
+                        }
+                }
+
+                local->op_errno = op_errno;
+        }
+        UNLOCK (&frame->lock);
+
+        if (need_unwind)
+                local->transaction.unwind (frame, this);
+
+        call_count = afr_frame_return (frame);
+
+        if (call_count == 0) {
+                local->transaction.resume (frame, this);
+        }
+
+        return 0;
 }
 
 
 int32_t
 afr_removexattr_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_removexattr_wind_cbk, 
-					   (void *) (long) i,	
-					   priv->children[i], 
-					   priv->children[i]->fops->removexattr,
-					   &local->loc, 
-					   local->cont.removexattr.name);
-
-			if (!--call_count)
-				break;
-		}
-	}
-	
-	return 0;
+        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_removexattr_wind_cbk,
+                                           (void *) (long) i,
+                                           priv->children[i],
+                                           priv->children[i]->fops->removexattr,
+                                           &local->loc,
+                                           local->cont.removexattr.name);
+
+                        if (!--call_count)
+                                break;
+                }
+        }
+
+        return 0;
 }
 
 
 int
 afr_removexattr_done (call_frame_t *frame, xlator_t *this)
 {
-	afr_local_t * local = frame->local;
+        afr_local_t * local = frame->local;
+
+        local->transaction.unwind (frame, this);
 
-	local->transaction.unwind (frame, this);
+        AFR_STACK_DESTROY (frame);
 
-	AFR_STACK_DESTROY (frame);
-	
-	return 0;
+        return 0;
 }
 
 
 int
 afr_removexattr (call_frame_t *frame, xlator_t *this,
-		 loc_t *loc, const char *name)
+                 loc_t *loc, const char *name)
 {
-	afr_private_t * priv  = NULL;
-	afr_local_t   * local = NULL;
-	call_frame_t   *transaction_frame = NULL;
+        afr_private_t * priv  = NULL;
+        afr_local_t   * local = NULL;
+        call_frame_t   *transaction_frame = NULL;
 
-	int ret = -1;
+        int ret = -1;
 
-	int op_ret   = -1;
-	int op_errno = 0;
+        int op_ret   = -1;
+        int op_errno = 0;
 
-	VALIDATE_OR_GOTO (frame, out);
-	VALIDATE_OR_GOTO (this, out);
-	VALIDATE_OR_GOTO (this->private, out);
-	VALIDATE_OR_GOTO (loc, out);
+        VALIDATE_OR_GOTO (frame, out);
+        VALIDATE_OR_GOTO (this, out);
+        VALIDATE_OR_GOTO (this->private, out);
+        VALIDATE_OR_GOTO (loc, out);
 
-	priv = this->private;
+        priv = this->private;
 
-	transaction_frame = copy_frame (frame);
-	if (!transaction_frame) {
-		gf_log (this->name, GF_LOG_ERROR,
-			"Out of memory.");
-		goto out;
-	}
+        transaction_frame = copy_frame (frame);
+        if (!transaction_frame) {
+                gf_log (this->name, GF_LOG_ERROR,
+                        "Out of memory.");
+                goto out;
+        }
 
-	ALLOC_OR_GOTO (local, afr_local_t, out);
+        ALLOC_OR_GOTO (local, afr_local_t, out);
 
-	ret = AFR_LOCAL_INIT (local, priv);
-	if (ret < 0) {
-		op_errno = -ret;
-		goto out;
-	}
+        ret = AFR_LOCAL_INIT (local, priv);
+        if (ret < 0) {
+                op_errno = -ret;
+                goto out;
+        }
 
-	transaction_frame->local = local;
+        transaction_frame->local = local;
 
-	local->op_ret = -1;
+        local->op_ret = -1;
 
-	local->cont.removexattr.name = gf_strdup (name);
+        local->cont.removexattr.name = gf_strdup (name);
 
-	local->transaction.fop    = afr_removexattr_wind;
-	local->transaction.done   = afr_removexattr_done;
-	local->transaction.unwind = afr_removexattr_unwind;
+        local->transaction.fop    = afr_removexattr_wind;
+        local->transaction.done   = afr_removexattr_done;
+        local->transaction.unwind = afr_removexattr_unwind;
 
-	loc_copy (&local->loc, loc);
+        loc_copy (&local->loc, loc);
 
-	local->transaction.main_frame = frame;
-	local->transaction.start   = LLONG_MAX - 1;
-	local->transaction.len     = 0;
+        local->transaction.main_frame = frame;
+        local->transaction.start   = LLONG_MAX - 1;
+        local->transaction.len     = 0;
 
-	afr_transaction (transaction_frame, this, AFR_METADATA_TRANSACTION);
+        afr_transaction (transaction_frame, this, AFR_METADATA_TRANSACTION);
 
-	op_ret = 0;
+        op_ret = 0;
 out:
-	if (op_ret == -1) {
-		if (transaction_frame)
-			AFR_STACK_DESTROY (transaction_frame);
-		AFR_STACK_UNWIND (removexattr, frame, op_ret, op_errno);
-	}
+        if (op_ret == -1) {
+                if (transaction_frame)
+                        AFR_STACK_DESTROY (transaction_frame);
+                AFR_STACK_UNWIND (removexattr, frame, op_ret, op_errno);
+        }
 
-	return 0;
+        return 0;
 }