From mboxrd@z Thu Jan 1 00:00:00 1970 From: Honnappa Nagarahalli Subject: [PATCH] doc/rel-notes: lock-free RW concurrency in hash Date: Tue, 23 Oct 2018 23:49:51 -0500 Message-ID: <1540356591-10745-1-git-send-email-honnappa.nagarahalli@arm.com> Cc: dev@dpdk.org, yipeng1.wang@intel.com, honnappa.nagarahalli@arm.com, gavin.hu@arm.com, dharmik.thakkar@arm.com, nd@arm.com To: bruce.richardson@intel.com, pablo.de.lara.guarch@intel.com Return-path: Received: from foss.arm.com (usa-sjc-mx-foss1.foss.arm.com [217.140.101.70]) by dpdk.org (Postfix) with ESMTP id 8C3724CC5 for ; Wed, 24 Oct 2018 06:50:03 +0200 (CEST) List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Add lock-free reader/writer concurrency capability in rte_hash library to release notes. Signed-off-by: Honnappa Nagarahalli Reviewed-by: Gavin Hu --- doc/guides/rel_notes/release_18_11.rst | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/doc/guides/rel_notes/release_18_11.rst b/doc/guides/rel_notes/release_18_11.rst index 04f3745..2b3f23d 100644 --- a/doc/guides/rel_notes/release_18_11.rst +++ b/doc/guides/rel_notes/release_18_11.rst @@ -198,6 +198,11 @@ New Features this application doesn't need to launch dedicated worker threads for vhost enqueue/dequeue operations. +* **Add lock free reader/writer concurrency to hash library (rte_hash)** + + Lock free reader/writer concurrency prevents the readers from getting + blocked due to a pre-empted writer thread. This allows the hash library + to be used in scenarios where the writer thread runs on control plane. API Changes ----------- -- 2.7.4