From patchwork Mon May 6 18:18:40 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 139946 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 02CDB43F5C; Mon, 6 May 2024 20:19:30 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id BCB3B40E0F; Mon, 6 May 2024 20:19:03 +0200 (CEST) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id 715C040649 for ; Mon, 6 May 2024 20:18:54 +0200 (CEST) Received: by linux.microsoft.com (Postfix, from userid 1086) id 38DE420B2C8F; Mon, 6 May 2024 11:18:52 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 38DE420B2C8F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1715019533; bh=R/d0mpnsT5jq7tJ3HU3g5YrS5+sT06Ox8KheSbh9d+0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZD5uleppkydPNoZtPFxVc+vWBjAZePd1flqq+QdSZLKoDZBAjdAJM+qWm4mAUWB7H WJwzT/2RFmvXE84U/PUWsnHw0j17kUJmoREtHa3A5x/udfy9o959L48pVuqh7AODqY qUBkqW7+7swDE5xOUgOKPtr38Zh3izWUoFwm21/U= From: Tyler Retzlaff To: dev@dpdk.org Cc: =?utf-8?q?Morten_Br=C3=B8rup?= , Akhil Goyal , Aman Singh , Anatoly Burakov , Andrew Rybchenko , Bruce Richardson , Chengwen Feng , Dariusz Sosnowski , Dmitry Kozlyuk , Fan Zhang , Ferruh Yigit , Harman Kalra , Harry van Haaren , Honnappa Nagarahalli , Jiayu Hu , Jingjing Wu , Kevin Laatz , Konstantin Ananyev , Matan Azrad , Ori Kam , Pallavi Kadam , Reshma Pattan , Sameh Gobriel , Suanming Mou , Thomas Monjalon , Tyler Retzlaff , Viacheslav Ovsiienko , Vladimir Medvedkin , Volodymyr Fialko , Yipeng Wang Subject: [PATCH v3 08/19] gro: remove use of VLAs for Windows built code Date: Mon, 6 May 2024 11:18:40 -0700 Message-Id: <1715019531-22796-9-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1715019531-22796-1-git-send-email-roretzla@linux.microsoft.com> References: <1713397319-26135-1-git-send-email-roretzla@linux.microsoft.com> <1715019531-22796-1-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 MSVC does not support VLAs, replace VLAs with standard C arrays or alloca(). alloca() is available for all toolchain/platform combinations officially supported by DPDK. Signed-off-by: Tyler Retzlaff --- lib/gro/rte_gro.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/gro/rte_gro.c b/lib/gro/rte_gro.c index d824eeb..0f9e85c 100644 --- a/lib/gro/rte_gro.c +++ b/lib/gro/rte_gro.c @@ -179,7 +179,7 @@ struct gro_ctx { struct gro_vxlan_udp4_item vxlan_udp_items[RTE_GRO_MAX_BURST_ITEM_NUM] = {{{0}} }; - struct rte_mbuf *unprocess_pkts[nb_pkts]; + struct rte_mbuf **unprocess_pkts = alloca(sizeof(struct rte_mbuf *) * nb_pkts); uint32_t item_num; int32_t ret; uint16_t i, unprocess_num = 0, nb_after_gro = nb_pkts; @@ -360,7 +360,7 @@ struct gro_ctx { uint16_t nb_pkts, void *ctx) { - struct rte_mbuf *unprocess_pkts[nb_pkts]; + struct rte_mbuf **unprocess_pkts = alloca(sizeof(struct rte_mbuf *) * nb_pkts); struct gro_ctx *gro_ctx = ctx; void *tcp_tbl, *udp_tbl, *vxlan_tcp_tbl, *vxlan_udp_tbl, *tcp6_tbl; uint64_t current_time;