Re: [PATCH v2 3/9] rbtree: add __rb_change_child() helper function

[Peter Zijlstra]

On Thu, 2012-08-02 at 15:34 -0700, Michel Lespinasse wrote:
> +static inline void

I would make that __always_inline, just to make sure GCC doesn't go
creative on us.

> +__rb_change_child(struct rb_node *old, struct rb_node *new,
> +                 struct rb_node *parent, struct rb_root *root)
> +{
> +       if (parent) {
> +               if (parent->rb_left == old)
> +                       parent->rb_left = new;
> +               else
> +                       parent->rb_right = new;
> +       } else
> +               root->rb_node = new;
> +} 
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