From patchwork Sat Feb 24 08:21:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 137153 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 23D2943BBD; Sat, 24 Feb 2024 09:24:24 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 34F0340E36; Sat, 24 Feb 2024 09:23:58 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id E0606402A8 for ; Sat, 24 Feb 2024 09:22:12 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id 7ABAD20B74C5; Sat, 24 Feb 2024 00:22:11 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 7ABAD20B74C5 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1708762931; bh=GJEQ9pHO0PXsSyMLBEgPGqp5CRgxas+5Di3ov5QWEZQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WdBcopQ6gVeA8/zdXvV2M4aoeWLgjll0SLPpVvQIqUQV+JPB0NWSUY1EvmifyMteI u/h52whNdgVXydWRepE/5oOKz65HG9L/QogLJqdcv4DK2CBr4FN/ni72VmiW/EzteY CsfUmV3Y/C4A3VcY1ok3x2X27AGcIj0s9pU9Nw80= From: Tyler Retzlaff To: dev@dpdk.org Cc: Ajit Khaparde , Andrew Boyer , Andrew Rybchenko , Bruce Richardson , Chenbo Xia , Chengwen Feng , Dariusz Sosnowski , David Christensen , Hyong Youb Kim , Jerin Jacob , Jie Hai , Jingjing Wu , John Daley , Kevin Laatz , Kiran Kumar K , Konstantin Ananyev , Maciej Czekaj , Matan Azrad , Maxime Coquelin , Nithin Dabilpuram , Ori Kam , Ruifeng Wang , Satha Rao , Somnath Kotur , Suanming Mou , Sunil Kumar Kori , Viacheslav Ovsiienko , Yisen Zhuang , Yuying Zhang , mb@smartsharesystems.com, Tyler Retzlaff Subject: [PATCH v5 05/22] mbuf: stop using mbuf cacheline marker fields Date: Sat, 24 Feb 2024 00:21:50 -0800 Message-Id: <1708762927-14126-6-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1708762927-14126-1-git-send-email-roretzla@linux.microsoft.com> References: <1706657173-26166-1-git-send-email-roretzla@linux.microsoft.com> <1708762927-14126-1-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 Update prefetch inline functions to access rte_mbuf struct fields directly instead of via cacheline{0,1} marker extension fields. Signed-off-by: Tyler Retzlaff --- lib/mbuf/rte_mbuf.h | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/lib/mbuf/rte_mbuf.h b/lib/mbuf/rte_mbuf.h index 286b32b..04cde0f 100644 --- a/lib/mbuf/rte_mbuf.h +++ b/lib/mbuf/rte_mbuf.h @@ -108,7 +108,7 @@ static inline void rte_mbuf_prefetch_part1(struct rte_mbuf *m) { - rte_prefetch0(&m->cacheline0); + rte_prefetch0(&m->buf_addr); } /** @@ -126,7 +126,11 @@ rte_mbuf_prefetch_part2(struct rte_mbuf *m) { #if RTE_CACHE_LINE_SIZE == 64 - rte_prefetch0(&m->cacheline1); +#if RTE_IOVA_IN_MBUF + rte_prefetch0(&m->next); +#else + rte_prefetch0(&m->dynfield2); +#endif #else RTE_SET_USED(m); #endif