Re: [PATCH v2] binder: use bitmap for faster descriptor lookup

[Alice Ryhl]

On Tue, May 14, 2024 at 6:09 PM Carlos Llamas <cmllamas@xxxxxxxxxx> wrote:
> +static inline int
> +dbitmap_get_first_zero_bit(struct dbitmap *dmap, unsigned long *bit)
> +{
> +       unsigned long n;
> +
> +       n = find_first_zero_bit(dmap->map, dmap->nbits);
> +       if (unlikely(n == dmap->nbits))
> +               return -ENOSPC;
> +
> +       *bit = n;
> +       set_bit(n, dmap->map);
> +
> +       return 0;
> +}

Could we rename this method to something that makes it more clear that
it's not just a getter, but that it actually also sets the bit?

Alice