[PATCH 5/6] ext2 balloc: say rb_entry not list_entry

[Hugh Dickins <hugh@veritas.com>]

The reservations tree is an rb_tree not a list, so it's less confusing to
use rb_entry() than list_entry() - though they're both just container_of().

Signed-off-by: Hugh Dickins <hugh@veritas.com>
---

 fs/ext2/balloc.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

--- 2.6.19-rc6-mm2/fs/ext2/balloc.c	2006-11-24 08:18:02.000000000 +0000
+++ linux/fs/ext2/balloc.c	2006-11-27 19:28:41.000000000 +0000
@@ -156,7 +156,7 @@ restart:
 
 	printk("Block Allocation Reservation Windows Map (%s):\n", fn);
 	while (n) {
-		rsv = list_entry(n, struct ext2_reserve_window_node, rsv_node);
+		rsv = rb_entry(n, struct ext2_reserve_window_node, rsv_node);
 		if (verbose)
 			printk("reservation window 0x%p "
 				"start: %lu, end: %lu\n",
@@ -753,7 +753,7 @@ static int find_next_reservable_window(
 
 		prev = rsv;
 		next = rb_next(&rsv->rsv_node);
-		rsv = list_entry(next,struct ext2_reserve_window_node,rsv_node);
+		rsv = rb_entry(next,struct ext2_reserve_window_node,rsv_node);
 
 		/*
 		 * Reached the last reservation, we can just append to the
@@ -995,7 +995,7 @@ static void try_to_extend_reservation(st
 	if (!next)
 		my_rsv->rsv_end += size;
 	else {
-		next_rsv = list_entry(next, struct ext2_reserve_window_node, rsv_node);
+		next_rsv = rb_entry(next, struct ext2_reserve_window_node, rsv_node);
 
 		if ((next_rsv->rsv_start - my_rsv->rsv_end - 1) >= size)
 			my_rsv->rsv_end += size;
-
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