From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7F6B643B1F; Wed, 14 Feb 2024 05:18:16 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id A5FDD42F3F; Wed, 14 Feb 2024 05:17:59 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id BA06242F0C for ; Wed, 14 Feb 2024 05:17:52 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id A6EA920B2001; Tue, 13 Feb 2024 20:17:51 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com A6EA920B2001 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1707884271; bh=DrECQuzcft6uwZnFXtkTeQJ7+0u0JZJ5ajf20rpqio0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RRy7TRlcvP6tZYmXCAbJHvGfrD5S1ASwnL3mMgyqA4z5Jj0v92z0wPyfh4dVRduSp 5aPtvWlWkpIuH3/VfiuOivXZpBwsM2QIeb9yaAFFBwJI8Rg/elO4u3jVHdlU2Q0PJ2 M8mZWHZ+SK4FDOcadT3TiuNLtpaos3cmtDRf9bzA= 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 02/14] stack: use C11 alignas Date: Tue, 13 Feb 2024 20:17:38 -0800 Message-Id: <1707884270-27189-3-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/stack/rte_stack.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/stack/rte_stack.h b/lib/stack/rte_stack.h index a379300..573e15c 100644 --- a/lib/stack/rte_stack.h +++ b/lib/stack/rte_stack.h @@ -15,6 +15,8 @@ #ifndef _RTE_STACK_H_ #define _RTE_STACK_H_ +#include + #ifdef __cplusplus extern "C" { #endif @@ -42,7 +44,7 @@ struct rte_stack_lf_head { struct rte_stack_lf_list { /** List head */ - struct rte_stack_lf_head head __rte_aligned(16); + alignas(16) struct rte_stack_lf_head head; /** List len */ RTE_ATOMIC(uint64_t) len; }; -- 1.8.3.1