From patchwork Wed Mar 27 19:56:43 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 138873 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 75A3043D0E; Wed, 27 Mar 2024 20:56:50 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 4520D402CE; Wed, 27 Mar 2024 20:56:50 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id EE0F0402CE for ; Wed, 27 Mar 2024 20:56:48 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id 2B1062098E1F; Wed, 27 Mar 2024 12:56:48 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 2B1062098E1F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1711569408; bh=a7Nq3iqesXL0iH5JtTWY+HD+sRrAw8LC3br8A8hk/Bo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iVuKID9gvrB9hI2W2YEOVUXAAg5cXFk8yQRUW5ZYr5ER2dRNEUUo9XSMQspWB/Oze +ST29PkHUPRYwM2sjqI1xtMxf1c6fjh8Bjra8iclbwBdMfJ4gDju4VEQyVlxN8y6FS +vBqYd4ridHt+wVxHNfqYDazoLRvZJpbSJtxviac= 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 v8 1/4] net/i40e: use inline prefetch function Date: Wed, 27 Mar 2024 12:56:43 -0700 Message-Id: <1711569406-7750-2-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1711569406-7750-1-git-send-email-roretzla@linux.microsoft.com> References: <1706657173-26166-1-git-send-email-roretzla@linux.microsoft.com> <1711569406-7750-1-git-send-email-roretzla@linux.microsoft.com> MIME-Version: 1.0 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 Don't directly access the cacheline1 field in rte_mbuf struct for prefetch instead just use rte_mbuf_prefetch_part2() to prefetch. Signed-off-by: Tyler Retzlaff Reviewed-by: Morten Brørup --- drivers/net/i40e/i40e_rxtx_vec_avx512.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/i40e/i40e_rxtx_vec_avx512.c b/drivers/net/i40e/i40e_rxtx_vec_avx512.c index f3050cd..0238b03 100644 --- a/drivers/net/i40e/i40e_rxtx_vec_avx512.c +++ b/drivers/net/i40e/i40e_rxtx_vec_avx512.c @@ -826,7 +826,7 @@ free[0] = m; nb_free = 1; for (i = 1; i < n; i++) { - rte_prefetch0(&txep[i + 3].mbuf->cacheline1); + rte_mbuf_prefetch_part2(txep[i + 3].mbuf); m = rte_pktmbuf_prefree_seg(txep[i].mbuf); if (likely(m)) { if (likely(m->pool == free[0]->pool)) {