From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 21E28A04F2; Thu, 5 Dec 2019 11:16:38 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 322DF1BF7F; Thu, 5 Dec 2019 11:16:37 +0100 (CET) Received: from mail-qk1-f180.google.com (mail-qk1-f180.google.com [209.85.222.180]) by dpdk.org (Postfix) with ESMTP id 67A671BF7D for ; Thu, 5 Dec 2019 11:16:36 +0100 (CET) Received: by mail-qk1-f180.google.com with SMTP id v19so2875380qkv.3 for ; Thu, 05 Dec 2019 02:16:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=iith.ac.in; s=google; h=mime-version:from:date:message-id:subject:to; bh=TDG1/7qB8IUixvLB5Wi6ltc8EaqxtLsj7F/pzZmOBpk=; b=xafvhoA8Q8f+2WuLlDA07OnKiPe9tSwceGauTjbL3rEA0H35S8BtXmTrDDPeNZLnS0 MH9gmTt2vGtnC3onk2nkyrmoaVMpv6wxYXAAiyEpodKihXpze0IchSqmMdGOT0hme0WV paOZbMLoUYUnmolyJyx8BvDGngId+9v7KqY3w= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=TDG1/7qB8IUixvLB5Wi6ltc8EaqxtLsj7F/pzZmOBpk=; b=qLIaE0a++q6AByWsK1UemMyyHeeVPHwUxLXS3CiskP60WujCPt0rzVVfgHTEOjnA6y 99PpU6SmgHenOlTWXp7/dUvYjgxYdHl4goSW5x2ca9qFPWSDmgbHoDnrDsbGjEL4d4be H9RwPHAYuPiZnKGtn6GT7M4znhT/xeYts0FQPqI7mycc7Bnh3NkkrogQ8EUezrls9nBT KLaNXjXL74SghbrqWMsdX9KtZYnK5wmOInxjBWAg5jvo4z0pheuB+28X/0eUNj2e5L2U aZnFavU9WoPqML207tVOWptpR9o+pTxUAaBXjkyweCyCti4N84Xo9nMr6RCWuvyvIoSK 8U1g== X-Gm-Message-State: APjAAAWf4Gouc7zm3AUcxbsBuqYqnbOhHeDxF8mV93frO+A4HvoVt4xO 7sKTt+kbwdjytLsM+l0/gtr0cRBm0zAQs2oDWy4gIA== X-Google-Smtp-Source: APXvYqz3NMWQrPR39qZQKqnnemU5P64hitSwO9jRIrhh6j40A7eypv6nUBw0Id7n7vJ59oZ7H/Y5HKHc8WA7ufb/Woc= X-Received: by 2002:a05:620a:1467:: with SMTP id j7mr7162282qkl.76.1575540995558; Thu, 05 Dec 2019 02:16:35 -0800 (PST) MIME-Version: 1.0 From: Perugu Hemasai Chandra Prasad Date: Thu, 5 Dec 2019 15:46:23 +0530 Message-ID: To: users@dpdk.org, dev@dpdk.org Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-dev] Sharing Data structure between logical cores in DPDK- regarding X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Hi All, I have a small doubt, can we share a data structure between multiple logical cores in DPDK without locking? I have tested it by sharing a small structure with two variable and incrementing them in all logical cores. It ran smooth I didn't get any issue. But I doubt if we can run it for long time with some huge data structure having many elements getting accessed by multiple logical cores. Can anyone please clarify this. Thanks and regards, Hemasai.