From patchwork Wed Feb 14 04:17:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 136706 X-Patchwork-Delegate: thomas@monjalon.net 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 36EC843B1F; Wed, 14 Feb 2024 05:19:11 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8702C42FA1; Wed, 14 Feb 2024 05:18:11 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id C03D442F25 for ; Wed, 14 Feb 2024 05:17:53 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id 570B120B200C; Tue, 13 Feb 2024 20:17:51 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 570B120B200C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1707884272; bh=gluwpaUukjGHcv0B5ZlcKGiyvva/tWuRDiCoKaLB+E8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Td4DRILSih57TKhSlpXtY/dqP5e5NoKwysfu0x5lpTgH7LmrlSUT49VnxyjKnyTNl ddD96lU/u1nUAkif4D36I5COKKiYIBBqCnPN9LDjye4vcg506IFYeh5VrCETGUiVbk 7Oi88zWXp2Og18cHe9Qv05VqI/hc6jN/zBsw5Y5c= From: Tyler Retzlaff To: dev@dpdk.org Cc: Andrew Rybchenko , Bruce Richardson , Chengwen Feng , Cristian Dumitrescu , David Christensen , David Hunt , Ferruh Yigit , Honnappa Nagarahalli , Jasvinder Singh , Jerin Jacob , Kevin Laatz , Konstantin Ananyev , Min Zhou , Ruifeng Wang , Sameh Gobriel , Stanislaw Kardach , Thomas Monjalon , Vladimir Medvedkin , Yipeng Wang , Tyler Retzlaff Subject: [PATCH v2 13/14] acl: use C11 alignas Date: Tue, 13 Feb 2024 20:17:49 -0800 Message-Id: <1707884270-27189-14-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1707884270-27189-1-git-send-email-roretzla@linux.microsoft.com> References: <1707873986-29352-1-git-send-email-roretzla@linux.microsoft.com> <1707884270-27189-1-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 __rte_aligned from the end of {struct,union} definitions to be between {struct,union} and tag. The placement between {struct,union} and the tag allows the desired alignment to be imparted on the type regardless of the toolchain being used for all of GCC, LLVM, MSVC compilers building both C and C++. * Replace use of __rte_aligned(a) on variables/fields with alignas(a). Signed-off-by: Tyler Retzlaff --- lib/acl/acl_run.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/acl/acl_run.h b/lib/acl/acl_run.h index 7d215de..7f09241 100644 --- a/lib/acl/acl_run.h +++ b/lib/acl/acl_run.h @@ -55,12 +55,12 @@ struct acl_flow_data { * Structure to maintain running results for * a single packet (up to 4 tries). */ -struct completion { +struct __rte_aligned(XMM_SIZE) completion { uint32_t *results; /* running results. */ int32_t priority[RTE_ACL_MAX_CATEGORIES]; /* running priorities. */ uint32_t count; /* num of remaining tries */ /* true for allocated struct */ -} __rte_aligned(XMM_SIZE); +}; /* * One parms structure for each slot in the search engine.