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| author | David Woodhouse <dwmw2@infradead.org> | 2006-04-21 13:17:57 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2006-04-21 13:17:57 +0100 |
| commit | 21f1d5fc592e145574dede8debe9603334d08fde (patch) | |
| tree | 95e58363205a01dc32aa15d18ea8d36bd434d7d2 | |
| parent | c569882b2e70a0c4eac99acdb39b493549041ba1 (diff) | |
| download | linux-stable-21f1d5fc592e145574dede8debe9603334d08fde.tar.gz linux-stable-21f1d5fc592e145574dede8debe9603334d08fde.tar.bz2 linux-stable-21f1d5fc592e145574dede8debe9603334d08fde.zip | |
[RBTREE] Update JFFS2 to use rb_parent() accessor macro.
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
| -rw-r--r-- | fs/jffs2/nodelist.h | 1 | ||||
| -rw-r--r-- | fs/jffs2/readinode.c | 18 |
2 files changed, 9 insertions, 10 deletions
diff --git a/fs/jffs2/nodelist.h b/fs/jffs2/nodelist.h index 23a67bb3052f..131b67b6c350 100644 --- a/fs/jffs2/nodelist.h +++ b/fs/jffs2/nodelist.h @@ -299,7 +299,6 @@ static inline struct jffs2_node_frag *frag_last(struct rb_root *root) return rb_entry(node, struct jffs2_node_frag, rb); } -#define rb_parent(rb) ((rb)->rb_parent) #define frag_next(frag) rb_entry(rb_next(&(frag)->rb), struct jffs2_node_frag, rb) #define frag_prev(frag) rb_entry(rb_prev(&(frag)->rb), struct jffs2_node_frag, rb) #define frag_parent(frag) rb_entry(rb_parent(&(frag)->rb), struct jffs2_node_frag, rb) diff --git a/fs/jffs2/readinode.c b/fs/jffs2/readinode.c index f1695642d0f7..6f4a7d846e8c 100644 --- a/fs/jffs2/readinode.c +++ b/fs/jffs2/readinode.c @@ -66,7 +66,7 @@ static void jffs2_free_tmp_dnode_info_list(struct rb_root *list) jffs2_free_full_dnode(tn->fn); jffs2_free_tmp_dnode_info(tn); - this = this->rb_parent; + this = rb_parent(this); if (!this) break; @@ -679,12 +679,12 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c, jffs2_mark_node_obsolete(c, fn->raw); BUG_ON(rb->rb_left); - if (rb->rb_parent && rb->rb_parent->rb_left == rb) { + if (rb_parent(rb) && rb_parent(rb)->rb_left == rb) { /* We were then left-hand child of our parent. We need * to move our own right-hand child into our place. */ repl_rb = rb->rb_right; if (repl_rb) - repl_rb->rb_parent = rb->rb_parent; + rb_set_parent(repl_rb, rb_parent(rb)); } else repl_rb = NULL; @@ -692,14 +692,14 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c, /* Remove the spent tn from the tree; don't bother rebalancing * but put our right-hand child in our own place. */ - if (tn->rb.rb_parent) { - if (tn->rb.rb_parent->rb_left == &tn->rb) - tn->rb.rb_parent->rb_left = repl_rb; - else if (tn->rb.rb_parent->rb_right == &tn->rb) - tn->rb.rb_parent->rb_right = repl_rb; + if (rb_parent(&tn->rb)) { + if (rb_parent(&tn->rb)->rb_left == &tn->rb) + rb_parent(&tn->rb)->rb_left = repl_rb; + else if (rb_parent(&tn->rb)->rb_right == &tn->rb) + rb_parent(&tn->rb)->rb_right = repl_rb; else BUG(); } else if (tn->rb.rb_right) - tn->rb.rb_right->rb_parent = NULL; + rb_set_parent(tn->rb.rb_right, NULL); jffs2_free_tmp_dnode_info(tn); if (ret) { |