From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 952B1A0A02; Fri, 26 Mar 2021 02:11:47 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 20BEB40685; Fri, 26 Mar 2021 02:11:47 +0100 (CET) Received: from mail-pf1-f176.google.com (mail-pf1-f176.google.com [209.85.210.176]) by mails.dpdk.org (Postfix) with ESMTP id 1AA084067B for ; Fri, 26 Mar 2021 02:11:45 +0100 (CET) Received: by mail-pf1-f176.google.com with SMTP id j25so3786086pfe.2 for ; Thu, 25 Mar 2021 18:11:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=pensando.io; s=google; h=from:content-transfer-encoding:mime-version:subject:message-id:date :to; bh=Z/aat/JWb76i8P6u/ZbV1HUPazw8tNDKrj3aeSPcRtI=; b=xrPQdQ16HqunGwalsM/kIi8o2Ma6yhgDkS0zXo6nGwHXgigrWK7BqTKMiUJqD5xMkB Cgbt/Le6iWRSBrFyLfZ9zCfNbmVQ+4lmneeaQ6ZLolnN+ABGTlTj/NlZIzaKuQCOHmqX ULl9z5cyGqKBoYwBZWFqj7jGXrH6xm9yivIu372vjMOL1hjjwoPTcC3h2uFl5iFN44od PdXy+uiSD3VZI2x2e+C/kcl8+ftiQ4cv2EwOuXJ63Qzl0u6rBsOBBIMgq6l5XJ5uvlCX ev+7m8ZKxUJWI5j2OvfeT+YZnfKV6WFXJlWGKODUwYw+Qa8K5OvzJP36+Sa4MQ2IH7UC +4MQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:content-transfer-encoding:mime-version :subject:message-id:date:to; bh=Z/aat/JWb76i8P6u/ZbV1HUPazw8tNDKrj3aeSPcRtI=; b=b1K2h/YJWJNsityZYBiZa2lmcySkvvEXbcrVUrP3qInxfchk7Gja/M7PNdYSROFmR3 htOmdE4cix6oHgOwwuQoYIgqPAznxSXt3knXOT+X8efpJ1nJa6OYvOYoxdycfSyQYDNV 7E3wOv2JTcTyoh/8N46EGGX/i9sApYGD6NkGTX5clz6Q7kD5HQL3ihwYyKHzFLbqMgct tGI91gEQEwNkTpBngt7UW/KzTQUd5QjbgFhD5DCY1ilzpeukAFkarw/D9JK5ThHkY+YS UI5kj/IcnAXs8gXw9Y06MQd7uOYmWw5yXBhFueiFnjmhDTk+tI3tL7tR0m5+pdNKiwAY IOiw== X-Gm-Message-State: AOAM5336iNFKhbZ3lWAKJMvIIfggkvQWV9oDD8KviN8ciVJv9UZ03L8F JWFynM3+xfGMvGptmdH5I8ESU6rSMN/kcA== X-Google-Smtp-Source: ABdhPJydjAF4Lgajqg6yZh8W1ojDighbHg6j0xmL+azERKsltjBh0DrTeE5YXP3Xc7cODIL1/qWEjA== X-Received: by 2002:a63:6744:: with SMTP id b65mr9658313pgc.314.1616721103929; Thu, 25 Mar 2021 18:11:43 -0700 (PDT) Received: from ?IPv6:2600:1700:6b0:fde0:905e:4f69:7c56:caf4? ([2600:1700:6b0:fde0:905e:4f69:7c56:caf4]) by smtp.gmail.com with ESMTPSA id y193sm7196869pfc.72.2021.03.25.18.11.43 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 25 Mar 2021 18:11:43 -0700 (PDT) From: Andrew Boyer Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.60.0.2.21\)) Message-Id: <1CB69ED8-DE34-40CD-A60B-CCAA42CED443@pensando.io> Date: Thu, 25 Mar 2021 21:11:41 -0400 To: dev X-Mailer: Apple Mail (2.3654.60.0.2.21) Subject: [dpdk-dev] rte_bitmap_init() mem_size argument 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 Sender: "dev" Why is mem_size defined as =E2=80=9CMinimum expected size of bitmap=E2=80=9D= ? The code looks strange to me. It will return an error if you pass in 2KB of memory to hold a 1KB = bitmap, but not if you pass in 2KB of memory to hold a 4KB bitmap. Shouldn=E2=80=99t it be the other way around? -Andrew=