Re: [PATCH 2/16] fs/hfsplus/bnode.c: use WARN

From: Vyacheslav Dubeyko
Date: Sun Nov 04 2012 - 05:48:52 EST



On Nov 3, 2012, at 1:58 PM, Julia Lawall wrote:

> From: Julia Lawall <Julia.Lawall@xxxxxxx>
>
> Use WARN rather than printk followed by WARN_ON(1), for conciseness.
>
> A simplified version of the semantic patch that makes this transformation
> is as follows: (http://coccinelle.lip6.fr/)
>
> // <smpl>
> @@
> expression list es;
> @@
>
> -printk(
> +WARN(1,
> es);
> -WARN_ON(1);
> // </smpl>
>
> Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>
>
> ---
> fs/hfsplus/bnode.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/fs/hfsplus/bnode.c b/fs/hfsplus/bnode.c
> index 5c125ce..7a92c2c 100644
> --- a/fs/hfsplus/bnode.c
> +++ b/fs/hfsplus/bnode.c
> @@ -588,8 +588,7 @@ struct hfs_bnode *hfs_bnode_create(struct hfs_btree *tree, u32 num)
> node = hfs_bnode_findhash(tree, num);
> spin_unlock(&tree->hash_lock);
> if (node) {
> - printk(KERN_CRIT "new node %u already hashed?\n", num);
> - WARN_ON(1);
> + WARN(1, KERN_CRIT "new node %u already hashed?\n", num);
> return node;
> }
> node = __hfs_bnode_create(tree, num);
>

Looks good.

Reviewed-by: Vyacheslav Dubeyko <slava@xxxxxxxxxxx>

Thanks,
Vyacheslav Dubeyko.


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