From patchwork Wed May 8 22:48:06 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Carrillo, Erik G" X-Patchwork-Id: 53335 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id F1A7134F0; Thu, 9 May 2019 00:49:54 +0200 (CEST) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id 3A2F42BD5 for ; Thu, 9 May 2019 00:49:53 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 May 2019 15:49:52 -0700 X-ExtLoop1: 1 Received: from txasoft-yocto.an.intel.com ([10.123.72.192]) by fmsmga001.fm.intel.com with ESMTP; 08 May 2019 15:49:51 -0700 From: Erik Gabriel Carrillo To: thomas@monjalon.net Cc: anatoly.burakov@intel.com, dev@dpdk.org Date: Wed, 8 May 2019 17:48:06 -0500 Message-Id: <1557355686-4216-1-git-send-email-erik.g.carrillo@intel.com> X-Mailer: git-send-email 1.7.10 Subject: [dpdk-dev] [PATCH] doc: add deprecation notice on timer lib cleanup X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Due to an upcoming fix to allow the timer library to safely free its allocations during the finalize() call[1], an ABI change will be required. A new lock will be added to the rte_mem_config structure, which will be used by the timer library to synchronize init/finalize calls among multiple processes. [1] http://patches.dpdk.org/patch/53334/ Signed-off-by: Erik Gabriel Carrillo --- doc/guides/rel_notes/deprecation.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index b47c8c2..7551383 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -31,6 +31,10 @@ Deprecation Notices + ``rte_eal_devargs_type_count`` +* eal: the ``rte_mem_config`` struct will change to include a new lock that + will allow the timer subsystem to safely release its allocations at cleanup + time. This will result in an ABI break. + * vfio: removal of ``rte_vfio_dma_map`` and ``rte_vfio_dma_unmap`` APIs which have been replaced with ``rte_dev_dma_map`` and ``rte_dev_dma_unmap`` functions. The due date for the removal targets DPDK 20.02.