From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keith Wiles Subject: [PATCH] doc: deprecation notice in 16.04 for rte_mempool changes Date: Fri, 12 Feb 2016 12:38:25 -0600 Message-ID: <1455302305-48977-1-git-send-email-keith.wiles@intel.com> To: dev@dpdk.org Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 58A4295D9 for ; Fri, 12 Feb 2016 19:38:28 +0100 (CET) List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Deprecation notice for 16.04 for changes to occur in release 16.07 for rte_mempool memory reduction. Signed-off-by: Keith Wiles --- doc/guides/rel_notes/deprecation.rst | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index e94d4a2..748a48d 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -49,3 +49,13 @@ Deprecation Notices commands (such as RETA update in testpmd). This should impact CMDLINE_PARSE_RESULT_BUFSIZE, STR_TOKEN_SIZE and RDLINE_BUF_SIZE. It should be integrated in release 2.3. + +* ABI change is planned for the rte_mempool structure to allow mempool + cache support to be dynamic depending on the mempool being created + needing cache support. Saves about 1.5M of memory per rte_mempool structure + by removing the per lcore cache memory. Change will occur in DPDK 16.07 + release and will skip the define RTE_NEXT_ABI in DPDK 16.04 release. The + code effected is app/test/test_mempool.c and librte_mempool/rte_mempool.[ch]. + The rte_mempool.local_cache will be converted from an array to a pointer to + allow for dynamic allocation of the per lcore cache memory. + -- 2.5.4 (Apple Git-61)