From patchwork Wed Mar 20 15:37:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 138528 X-Patchwork-Delegate: david.marchand@redhat.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id DE52A43D05; Wed, 20 Mar 2024 16:42:36 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 97F4142D9F; Wed, 20 Mar 2024 16:39:11 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id 1ADCE42D2B for ; Wed, 20 Mar 2024 16:38:32 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id 5D69120B57B4; Wed, 20 Mar 2024 08:38:21 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 5D69120B57B4 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1710949103; bh=FaA7vnk00Sjo8LDv+ek+9ga0l7osMfjnNC6eETjihIk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FZ+5ai+8LqsRjvdf/yolzzk6uBBRrcnrIQJQq49PgrURaeNHOmumTfz6Pi6Ad1yxt SfxnZAYG/wklXN55hfEy2g5S/lE8IeQ0u9Qs0Pd0R30j/ezgGmovQpDZliqqzRU6q4 0/k/1kCjmHOnNgijhuWsqUTtce0oQnxetAbILI3Y= From: Tyler Retzlaff To: dev@dpdk.org Cc: =?utf-8?q?Mattias_R=C3=B6nnblom?= , "Min Hu (Connor)" , =?utf-8?q?Morten_Br=C3=B8rup?= , Abdullah Sevincer , Ajit Khaparde , Akhil Goyal , Alok Prasad , Amit Bernstein , Anatoly Burakov , Andrew Boyer , Andrew Rybchenko , Ankur Dwivedi , Anoob Joseph , Ashish Gupta , Ashwin Sekhar T K , Bruce Richardson , Byron Marohn , Chaoyong He , Chas Williams , Chenbo Xia , Chengwen Feng , Conor Walsh , Cristian Dumitrescu , Dariusz Sosnowski , David Hunt , Devendra Singh Rawat , Ed Czeck , Evgeny Schemeilin , Fan Zhang , Gagandeep Singh , Guoyang Zhou , Harman Kalra , Harry van Haaren , Hemant Agrawal , Honnappa Nagarahalli , Hyong Youb Kim , Jakub Grajciar , Jerin Jacob , Jian Wang , Jiawen Wu , Jie Hai , Jingjing Wu , John Daley , John Miller , Joyce Kong , Junfeng Guo , Kai Ji , Kevin Laatz , Kiran Kumar K , Konstantin Ananyev , Lee Daly , Liang Ma , Liron Himi , Long Li , Maciej Czekaj , Matan Azrad , Matt Peters , Maxime Coquelin , Michael Shamis , Nagadheeraj Rottela , Nicolas Chautru , Nithin Dabilpuram , Ori Kam , Pablo de Lara , Pavan Nikhilesh , Peter Mccarthy , Radu Nicolau , Rahul Lakkireddy , Rakesh Kudurumalla , Raveendra Padasalagi , Reshma Pattan , Ron Beider , Ruifeng Wang , Sachin Saxena , Selwin Sebastian , Shai Brandes , Shepard Siegel , Shijith Thotton , Sivaprasad Tummala , Somnath Kotur , Srikanth Yalavarthi , Stephen Hemminger , Steven Webster , Suanming Mou , Sunil Kumar Kori , Sunil Uttarwar , Sunila Sahu , Tejasree Kondoj , Viacheslav Ovsiienko , Vikas Gupta , Volodymyr Fialko , Wajeeh Atrash , Wisam Jaddo , Xiaoyun Wang , Yipeng Wang , Yisen Zhuang , Yuying Zhang , Zhangfei Gao , Zhirun Yan , Ziyang Xuan , Tyler Retzlaff Subject: [PATCH 37/83] raw/ntb: move alignment attribute on types Date: Wed, 20 Mar 2024 08:37:30 -0700 Message-Id: <1710949096-5786-38-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1710949096-5786-1-git-send-email-roretzla@linux.microsoft.com> References: <1710949096-5786-1-git-send-email-roretzla@linux.microsoft.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Move location of __rte_aligned(a) to new conventional location. The new placement between {struct,union} and the tag allows the desired alignment to be imparted on the type regardless of the toolchain being used for both C and C++. Additionally, it avoids confusion by Doxygen when generating documentation. Signed-off-by: Tyler Retzlaff --- drivers/raw/ntb/ntb.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/raw/ntb/ntb.h b/drivers/raw/ntb/ntb.h index a30a6b6..563cedd 100644 --- a/drivers/raw/ntb/ntb.h +++ b/drivers/raw/ntb/ntb.h @@ -186,9 +186,9 @@ struct ntb_tx_queue { }; struct ntb_header { - uint16_t avail_cnt __rte_cache_aligned; - uint16_t used_cnt __rte_cache_aligned; - struct ntb_desc desc_ring[] __rte_cache_aligned; + alignas(RTE_CACHE_LINE_SIZE) uint16_t avail_cnt; + alignas(RTE_CACHE_LINE_SIZE) uint16_t used_cnt; + alignas(RTE_CACHE_LINE_SIZE) struct ntb_desc desc_ring[]; }; /* ntb private data. */