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

[Mingming Cao <cmm@us.ibm.com>]

On Tue, 2006-11-28 at 17:43 +0000, Hugh Dickins wrote:
> 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>
> ---
> 

Acked.

Thanks,
Mingming
>  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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