From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gavin Hu Subject: [PATCH v1 0/2] add rte_ring_reset and use it to flush a ring Date: Wed, 12 Dec 2018 14:24:02 +0800 Message-ID: <20181212062404.30243-1-gavin.hu@arm.com> Cc: nd@arm.com, Gavin Hu , thomas@monjalon.net, jerin.jacob@caviumnetworks.com, hemant.agrawal@nxp.com, Honnappa.Nagarahalli@arm.com To: dev@dpdk.org Return-path: Received: from foss.arm.com (foss.arm.com [217.140.101.70]) by dpdk.org (Postfix) with ESMTP id A7D7E1B129 for ; Wed, 12 Dec 2018 07:24:40 +0100 (CET) List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" To flush a ring not in use, dequeue one by one is wasting cpu cycles. The patch is to just resetting the head and tail indices to save cpu cycle. Gavin Hu (2): ring: add rte_ring_reset api to flush the ring hash: flush the rings instead of dequeuing one by one lib/librte_hash/Makefile | 2 +- lib/librte_hash/rte_cuckoo_hash.c | 11 ++++------- lib/librte_ring/rte_ring.h | 20 ++++++++++++++++++++ lib/librte_ring/rte_ring_version.map | 7 +++++++ 4 files changed, 32 insertions(+), 8 deletions(-) -- 2.11.0