From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [PATCH v4 2/4] hash: add extendable bucket feature
Date: Wed, 3 Oct 2018 08:08:11 -0700
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Cc: bruce.richardson@intel.com, konstantin.ananyev@intel.com, dev@dpdk.org,
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To: Yipeng Wang <yipeng1.wang@intel.com>
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On Fri, 28 Sep 2018 10:23:44 -0700
Yipeng Wang <yipeng1.wang@intel.com> wrote:

> +	/* clear free extendable bucket ring and memory */
> +	if (h->ext_table_support) {
> +		memset(h->buckets_ext, 0, h->num_buckets *
> +						sizeof(struct rte_hash_bucket));
> +		while (rte_ring_dequeue(h->free_ext_bkts, &ptr) == 0)
> +			rte_pause();

Pause is much to short. Maybe nanosleep or sched_yield()?