From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f49.google.com (mail-wm0-f49.google.com [74.125.82.49]) by dpdk.org (Postfix) with ESMTP id BF4F8DE5 for ; Wed, 25 Jan 2017 15:31:58 +0100 (CET) Received: by mail-wm0-f49.google.com with SMTP id c206so34020180wme.0 for ; Wed, 25 Jan 2017 06:31:58 -0800 (PST) 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=Yee4J6zYfSLgGKNqmFU3IQ+2iIBIhgBIEsEP78JbDCM=; b=nyFUK00Y3WRc5h4cw6jCppen85JNXmMFefmLlsrdJGTNyRyWEO191YSTYFcL9yRQqI 0Ii3+/0U2UplbUUL8ipW7qbMd2Zf8pvQciFicGPD2TxfNqRIlqQKkcAYU8qXy9BWaUB8 Y9IYd1oGV23ZWmP8RX6XzsFBk2mXZxAGIhoFPfC3sFo0bEvjymvvhJUsaKKG4k6aL1ul uD4D7LNsGDnxr1kcyJa1CCbdJwHz2bUKqcCab5v7VXa/ggRTokmSnCQs33K/+IkEL2ur nZdsj1ReU3pxebw6WkosVtZ8BcnhYSThqqi11Hy/+5bW17tRepyaG0YPFOsJhUmxg1u0 vwdg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:user-agent :in-reply-to:references:mime-version:content-transfer-encoding; bh=Yee4J6zYfSLgGKNqmFU3IQ+2iIBIhgBIEsEP78JbDCM=; b=JB5+C+IxQq1/QGejF2zuqmAGr6uEN4+XWq3rZIeoiF2ExdAfwlVY7j32V8B7QLbnJI 6+GxHfiGPjvxK4BJmqlsLbl4J6T5b4FkQwUxcjk9fzqWyk6tn9ftz8gNwYOwnoOjK0zA JFm7cXGGAy1uSEd9JxV33Zjm/CPQPVp5tYF9HDqBbkJPVxRRu5MN1Xf51/aj2bLDum8t zEz9KV3ZoA0dUhyqeLce21xsZkEv+BXDM9bK88gSdFqMaCh8VVPl0Ypa/cR5lBmFuOOI gBH08VafF+7j1rYK9L6uzXZ3TNvFEw8wgtQO7pYC8fQtgaremyGFEDiDQpkbt6Z1JVGg pSzw== X-Gm-Message-State: AIkVDXIaK38lFNyaiLZtneK/iv6mwqeclcFtyfVLXnjswHg3tTbYmC5Z1eMQ1um0RzHtMBgg X-Received: by 10.28.165.130 with SMTP id o124mr21673726wme.129.1485354718445; Wed, 25 Jan 2017 06:31:58 -0800 (PST) Received: from xps13.localnet (184.203.134.77.rev.sfr.net. [77.134.203.184]) by smtp.gmail.com with ESMTPSA id h3sm25337522wrb.31.2017.01.25.06.31.57 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 25 Jan 2017 06:31:57 -0800 (PST) From: Thomas Monjalon To: Remy Horton Cc: dev@dpdk.org Date: Wed, 25 Jan 2017 15:31:57 +0100 Message-ID: <2965971.1Bfi2jm78h@xps13> User-Agent: KMail/4.14.10 (Linux/4.5.4-1-ARCH; KDE/4.14.11; x86_64; ; ) In-Reply-To: References: <1485270071-5407-1-git-send-email-remy.horton@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH v2] ethdev: fix multi-process NULL dereference crashes 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: , X-List-Received-Date: Wed, 25 Jan 2017 14:31:58 -0000 2017-01-25 14:02, Remy Horton: > > On 24/01/2017 15:01, Remy Horton wrote: > > Secondary processes were blanket zeroing ethernet device memory, > > resulting in NULL dereference crashes in multi-process setups. > > > > Fixes: 7f95f78a8aea ("ethdev: clear data when allocating device") > > > > Signed-off-by: Remy Horton > > Self-NAK: Condition is now tautology on code path that was causing crashes What do you mean exactly?