From patchwork Wed Feb 14 07:05:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 136713 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 926F043B27; Wed, 14 Feb 2024 08:07:21 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 306B842FBB; Wed, 14 Feb 2024 08:06:36 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id 0784E42F27 for ; Wed, 14 Feb 2024 08:06:26 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id 9378820B2008; Tue, 13 Feb 2024 23:06:24 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 9378820B2008 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1707894384; bh=leGr0kOqLELA7TDuW5A7JGW0b1k90uFSYL1qRazS3S0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qMjSrT9SpkLHMes+wLX6upmMj0ywPrSEnqCxtxieiOWbQJI04ZtkPr5awoCBeSrcV P//fuZLzJVziHfczf3TtSNqF8xgYfYWgJTyMi4P1hGAojr6cLBGTa3b8tL1Xl41iU1 zCIDzM/w4rfaJyAjZjj/0Bf8lrgiIE3E+TxfvVDg= 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 v3 08/39] mbuf: remove unnecessary explicit alignment Date: Tue, 13 Feb 2024 23:05:51 -0800 Message-Id: <1707894382-307-9-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1707894382-307-1-git-send-email-roretzla@linux.microsoft.com> References: <1707873986-29352-1-git-send-email-roretzla@linux.microsoft.com> <1707894382-307-1-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 Remove explicit alignment with __rte_aligned(sizeof(T)) on buf_iova field in the absence of packing the field should be correctly aligned. Signed-off-by: Tyler Retzlaff --- lib/mbuf/rte_mbuf_core.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/mbuf/rte_mbuf_core.h b/lib/mbuf/rte_mbuf_core.h index 5688683..7369e3e 100644 --- a/lib/mbuf/rte_mbuf_core.h +++ b/lib/mbuf/rte_mbuf_core.h @@ -463,7 +463,7 @@ enum { /** * The generic rte_mbuf, containing a packet mbuf. */ -struct rte_mbuf { +struct __rte_cache_aligned rte_mbuf { RTE_MARKER cacheline0; void *buf_addr; /**< Virtual address of segment buffer. */ @@ -476,7 +476,7 @@ struct rte_mbuf { * same mbuf cacheline0 layout for 32-bit and 64-bit. This makes * working on vector drivers easier. */ - rte_iova_t buf_iova __rte_aligned(sizeof(rte_iova_t)); + rte_iova_t buf_iova; #else /** * Next segment of scattered packet. @@ -662,7 +662,7 @@ struct rte_mbuf { uint16_t timesync; uint32_t dynfield1[9]; /**< Reserved for dynamic fields. */ -} __rte_cache_aligned; +}; /** * Function typedef of callback to free externally attached buffer.