Re: [Qemu-devel] [PATCH v2 11/17] translate-all: add page_locked assertions

[Richard Henderson]

On 04/05/2018 04:13 PM, Emilio G. Cota wrote:
> +#ifdef CONFIG_DEBUG_TCG
> +
> +struct page_lock_debug {
> +    const PageDesc *pd;
> +    QLIST_ENTRY(page_lock_debug) entry;
> +};
> +
> +static __thread QLIST_HEAD(, page_lock_debug) page_lock_debug_head;
> +
> +static struct page_lock_debug *get_page_lock_debug(const PageDesc *pd)
> +{
> +    struct page_lock_debug *pld;
> +
> +    QLIST_FOREACH(pld, &page_lock_debug_head, entry) {
> +        if (pld->pd == pd) {
> +            return pld;
> +        }
> +    }
> +    return NULL;
> +}

Why do you need a separate data structure for this?


r~