From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f53.google.com (mail-wm0-f53.google.com [74.125.82.53]) by dpdk.org (Postfix) with ESMTP id D59DD8E74 for ; Mon, 20 Jun 2016 12:10:02 +0200 (CEST) Received: by mail-wm0-f53.google.com with SMTP id r201so54298058wme.1 for ; Mon, 20 Jun 2016 03:10:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:user-agent:in-reply-to :references:mime-version:content-transfer-encoding; bh=vufMRluQmO4j/+kS7gHm6m2zaj0TIFkREMWg950ZdpM=; b=q4dv4/etGv7kLupTxBX15LBr0Flj1aBkUrXFnnuY2O48phCB+Nc/Tf3It12QZE/EUL 0RALbtBFIlqzkGGu7InWzHIPqDKwpbE+MTRbg+5QaaasIMDcBfBcRTn6KEbdvs8oYe8v 4ChiUDxx0UbFy2WDY/0BsObzBP/S44OgBwTxw2p87lyQFbS1//BhWyNYOPFtlQWaLWfV hiSFPpJqn84lMNP0/fGGRMs987fSSocDOmavvYweriy8Ito1Ayu6Kzh2tlLvjiZYDG0k ZW2qAxJUuDkzj6hRKdBicCde4JX8XqpucCYxTKFvYAS3sC+++snYWiQf9/sjnwnekOyO 0BlQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:user-agent :in-reply-to:references:mime-version:content-transfer-encoding; bh=vufMRluQmO4j/+kS7gHm6m2zaj0TIFkREMWg950ZdpM=; b=FJXUK4iHDDVbtLpMxwmUwarot+PRmyC3GG/oBCTOCYu97tn8lWW11X+1G9Bkiqv045 N2t0DlnfAHMe1J1HydCSN+OZtpivYLBdTlTgjZ5IkiFlB04O+tvvv9IP7cPypc6Fxdw/ p4P0GE6vmCc3zk4FQqak6W7fn6ofrsqrfoUDXdJZ0RnN+0Ep9B8xizH2o0ZviXZcVuqp 0V0OVjcY9IJI1m5AwusxUH7f3LsYBr/HinEHPNJ6A3SmRH6W+HFsYlM8p2/opS5AX5p/ 14/17pQecybq99nJCe6UKpQrLU1tnmo68it2+ppvTFdcwcq7HEcVlah/aR2OT3Ph1ppy 4x9g== X-Gm-Message-State: ALyK8tKBLMHTAkjlk5XY/6BZ3W4gJTo0M32eU/vJ/0F9IXc/C88YlpBnbgUgmciwX6CA4hra X-Received: by 10.194.88.106 with SMTP id bf10mr8494173wjb.37.1466417397748; Mon, 20 Jun 2016 03:09:57 -0700 (PDT) Received: from xps13.localnet (184.203.134.77.rev.sfr.net. [77.134.203.184]) by smtp.gmail.com with ESMTPSA id a84sm12886865wma.0.2016.06.20.03.09.56 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 20 Jun 2016 03:09:57 -0700 (PDT) From: Thomas Monjalon To: Sergio Gonzalez Monroy Cc: Slawomir Mrozowicz , dev@dpdk.org, david.marchand@6wind.com Date: Mon, 20 Jun 2016 12:09:55 +0200 Message-ID: <5727542.OiCZAjWWDW@xps13> User-Agent: KMail/4.14.10 (Linux/4.5.4-1-ARCH; KDE/4.14.11; x86_64; ; ) In-Reply-To: References: <1466088738-16990-1-git-send-email-slawomirx.mrozowicz@intel.com> <3354397.Tgjzuq1405@xps13> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH v5] eal: out-of-bounds write X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Jun 2016 10:10:03 -0000 2016-06-20 10:38, Sergio Gonzalez Monroy: > On 20/06/2016 10:14, Thomas Monjalon wrote: > >> + RTE_LOG(ERR, EAL, > >> + "All memory segments exhausted by IVSHMEM. " > > There is no evidence that it is related to IVSHMEM. > > "Not enough memory segments." would be more appropriate. > > Actually we would hit this issue when all memsegs have been used by IVSHMEM. > So I think the message is accurate. I think it's saner to avoid mixing "potential root cause of a use case" and "accurate description of the error". One day, the root cause could be different and the message will become wrong. Here there is not enough memory segment.