Subject: Re: linux-next: build failure after merge of the akpm tree

From: Michel Lespinasse <[email-masked]>
Date: Sun, 5 Aug 2012 22:04:08 -0700

gfs2 calls RB_EMPTY_NODE() to check if nodes are not on an rbtree.
The corresponding initialization function is RB_CLEAR_NODE().
rb_init_node() was never clearly defined and is going away.

Signed-off-by: Michel Lespinasse <[email-masked]>
---
 fs/gfs2/rgrp.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index eaa4188..675e7cc 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -487,7 +487,7 @@ int gfs2_rs_alloc(struct gfs2_inode *ip)
 	if (!res)
 		error = -ENOMEM;
 
-	rb_init_node(&res->rs_node);
+	RB_CLEAR_NODE(&res->rs_node);
 
 	down_write(&ip->i_rw_mutex);
 	if (ip->i_res)
@@ -520,7 +520,7 @@ static void __rs_deltree(struct gfs2_inode *ip, struct gfs2_blkreserv *rs)
 	rgd = rs->rs_rbm.rgd;
 	trace_gfs2_rs(ip, rs, TRACE_RS_TREEDEL);
 	rb_erase(&rs->rs_node, &rgd->rd_rstree);
-	rb_init_node(&rs->rs_node);
+	RB_CLEAR_NODE(&rs->rs_node);
 	BUG_ON(!rgd->rd_rs_cnt);
 	rgd->rd_rs_cnt--;
 
-- 
Michel "Walken" Lespinasse
A program is never fully debugged until the last user dies.