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

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Date:	Mon, 06 Aug 2012 10:46:36 +0100
From:	Steven Whitehouse <swhiteho@...hat.com>
To:	Michel Lespinasse <walken@...gle.com>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: linux-next: build failure after merge of the akpm tree

Hi,

Thanks for the patch - I'd not realised that I'd used the wrong function
there... it is fixed now in the GFS2 -nmw tree,

Steve.

On Sun, 2012-08-05 at 22:04 -0700, Michel Lespinasse wrote:
> 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 <walken@...gle.com>
> ---
>  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--;
>  


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