From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 62A64CDB479 for ; Wed, 24 Jun 2026 04:26:28 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 3BFF540299; Wed, 24 Jun 2026 06:26:27 +0200 (CEST) Received: from mail-yx1-f48.google.com (mail-yx1-f48.google.com [74.125.224.48]) by mails.dpdk.org (Postfix) with ESMTP id B5E5F40150 for ; Wed, 24 Jun 2026 06:26:25 +0200 (CEST) Received: by mail-yx1-f48.google.com with SMTP id 956f58d0204a3-662ebb1329aso281408d50.2 for ; Tue, 23 Jun 2026 21:26:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20251104.gappssmtp.com; s=20251104; t=1782275185; x=1782879985; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=GkTNWaJlEpdfTNbQHfdpKoGmit7yq9Rk0Jg6kafUq8E=; b=DJN6lrU6LGd7e3fUpGd1WVuOGr81xh58nSVnlXyxeaMTJACxKlqzH/Z8B910Wctl2n FF06iV5oQKk6AuSDK8LQT1jo87sarFVSIm/cD0824fqzB4HfPnUyW33w8ZMtos0/zL8z 3rx1BPbNj3YXE8lJ0cNS6ZqAUcsO3o3a0i5luAinThIy0aZjg814AEzniG2poJq9VK+i iQvgsfXrPJ8Z0SatQUNIQr8NCEv3nbP0939GSXh1oWg/1RF/ffzH8gujcHKprmli2+f+ nYiZbwn4agZxjQK3wDDTAtgDjlqCf23b7O08qPJOxFYBBwpSWtlV6AUygZ6hBeUFoMt+ wapg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782275185; x=1782879985; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=GkTNWaJlEpdfTNbQHfdpKoGmit7yq9Rk0Jg6kafUq8E=; b=DgjuF/9ILsmIibI/vXhrBet6IaOHh4z/YWyCg0GYWHK6J3Y+q2RiPJYoOjHw1OjYi4 m6krYwyXVrPpASiXrRsX+7IlEWUrz0QBE9PMb/934XdVaEls6IWZgGVpopqEyGADmq8D vP8Sm+qlpZXjT3vPhAyJBFXvHbJTlaKUd148WI0t05oXyVM853aKJKOPESUeS4NnhleS /6oWxB5XjoWBFH0QBLwJW6eziIr1zRo0rVfp7RvRjjj8d0mRO/4EXst8wKkzDD/+ZSHY HC3iuJVIGr69NhfEx+25Y67mmn74HwnRuiY3seJ+k0B4Ga+Frd9+605z8tD84eLQakSy H6QQ== X-Forwarded-Encrypted: i=1; AHgh+RpkSfvLLSwuQWRaWTg2wr33LbK0PYXCH0ZZ6HX/y1Ij6Oox0ElQFSZoWEXRy7nlmnQm9Ds=@dpdk.org X-Gm-Message-State: AOJu0Yy7JYD4HSDHTxRG2ypICZajTjxYNE7gA9iqKyM3M419gHr1gRe9 CPeeazdSDsXl9BnJECYExW9mMaqRaHyvc5UfXVzFCIap6nat/IohJtE0RPEq9dGapWU= X-Gm-Gg: AfdE7clkphVBhkgDIjAagrinmK3Ryjo1645Xaj8UYqgnpa89toR020PI/o0hSvus0Xt SaDlz7P9Oasuh/Dnr0fKNeed8EuVrEoygb4pJicD5bHdbeRh9ePqlVsw4I2b9OR1G8a1E1PFtMH Za5OBP4k3X97e8xmRhZeYzWtEm41Ryku3RrxUFgDWh05dVK8HXOaSt6EZ4QW/MLOTZvJ4p79cTA LaTEQ8nPtN134fJmlx7vgvZbBTk9BfJMAvLbuURe8C6kldzbUbUKfZn7CdoccuT3h+2btqm1xxn goylAUqMoN9hLuNllg3HifAivilsRBhf4irFvy7cUXa1pMEbRZU18x8D24BuvDcDnkF+GRnKtuX vJ9GexItiLooqYjGZ9UhNn74HWWTdsgjvdPJuq7uvbfkkYVRyZEUy0IJZHCftPWnHSSxVaVMrZQ uSAVmvKWAIVAnHNS43YovQp+pg6dd5MvR8x5YyfrIWRiYcQsvAY4HIyw== X-Received: by 2002:a05:690e:1486:b0:663:271f:6d88 with SMTP id 956f58d0204a3-6636e54b0c3mr1413072d50.49.1782275184947; Tue, 23 Jun 2026 21:26:24 -0700 (PDT) Received: from phoenix.local (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id 956f58d0204a3-66370e08037sm431888d50.11.2026.06.23.21.26.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jun 2026 21:26:24 -0700 (PDT) Date: Tue, 23 Jun 2026 21:26:21 -0700 From: Stephen Hemminger To: Chengwen Feng Cc: , Subject: Re: [PATCH v2] examples/l3fwd: dynamic NUMA-aware alloc lcore_conf Message-ID: <20260623212621.1027df00@phoenix.local> In-Reply-To: <20260624032357.2153-1-fengchengwen@huawei.com> References: <20260623032301.17570-1-fengchengwen@huawei.com> <20260624032357.2153-1-fengchengwen@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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 On Wed, 24 Jun 2026 11:23:57 +0800 Chengwen Feng wrote: > -extern struct lcore_conf lcore_conf[RTE_MAX_LCORE]; > +extern struct lcore_conf *lcore_conf[RTE_MAX_LCORE]; > Since almost no systems have that many cores. Why not allocate it dynamically based on rte_lcore_count at runtime?