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 CF2C141BBD; Fri, 3 Feb 2023 15:50:20 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B95DC4067B; Fri, 3 Feb 2023 15:50:20 +0100 (CET) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mails.dpdk.org (Postfix) with ESMTP id 7859E4021E for ; Fri, 3 Feb 2023 15:50:19 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1675435819; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=vUf7DCHZG/0PTPF5DM/u8sSXL7fl7ey6+7x8/BadDdc=; b=Yxo+40SF2m3Hw3dNe43YEldGbp8JrODmPvaASQ4mrrpQCaHlsTAteVcdvYX0NFROqDNPle Rl1EBYJrm30h+AvDpQORWBOBDRw/+rLCEjw+aZP91cTSC28EaorEmgTQPJcU3T8XOALCsn V5xPb53cRWplzNkGLcj37Zls9lJA0XQ= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-12-wBzFDG9hNP2SsdpJ34HBIw-1; Fri, 03 Feb 2023 09:50:15 -0500 X-MC-Unique: wBzFDG9hNP2SsdpJ34HBIw-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 7D2F0100F90A; Fri, 3 Feb 2023 14:50:15 +0000 (UTC) Received: from [10.39.208.28] (unknown [10.39.208.28]) by smtp.corp.redhat.com (Postfix) with ESMTPS id CC4BAC15BA0; Fri, 3 Feb 2023 14:50:14 +0000 (UTC) Message-ID: <23028929-105a-85ae-c403-db0db07d123d@redhat.com> Date: Fri, 3 Feb 2023 15:50:13 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Subject: Re: [PATCH v3] vhost: exclude VM hugepages from coredumps To: Mike Pattrick , Chenbo Xia Cc: dev@dpdk.org References: <20221206150509.772408-1-mkp@redhat.com> <20221207165408.895018-1-mkp@redhat.com> From: Maxime Coquelin In-Reply-To: <20221207165408.895018-1-mkp@redhat.com> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed 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 12/7/22 17:54, Mike Pattrick wrote: > Currently if an application wants to include shared hugepages in > coredumps in conjunction with the vhost library, the coredump will be > larger than expected and include unneeded virtual machine memory. > > This patch will mark all vhost huge pages as DONTDUMP, except for some > select pages used by DPDK. > > Signed-off-by: Mike Pattrick > > --- > v2: > * Removed warning on unsupported platforms > > v3: > * Removed pointer warning on 32bit platforms > > --- > lib/vhost/iotlb.c | 5 +++++ > lib/vhost/vhost.h | 12 ++++++++++++ > lib/vhost/vhost_user.c | 10 ++++++++++ > 3 files changed, 27 insertions(+) > Applied to dpdk-next-virtio/main. Thanks, Maxime