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 DCF594887F; Wed, 1 Oct 2025 10:43:27 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 0B73640BA5; Wed, 1 Oct 2025 10:43:27 +0200 (CEST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by mails.dpdk.org (Postfix) with ESMTP id 2829B406BB for ; Wed, 1 Oct 2025 10:43:25 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1759308204; 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: in-reply-to:in-reply-to:references:references; bh=pgIjqoRsM8k5nu6h1Wqfj5RyG0tU+SDVGW3liE0IcS4=; b=UFqMJCQYhOJ6h8MMKNnrfMPJ7tFkRPpHxHVEaXHlCQkKAnClwFsqKuUH6XWiZr6q7va17e 8udHHiQT9iTCT20mTesfP/siIfhxLN9IK2WgINfDovx2FatiSWa3nTGwYRU0j/eLHQV0F3 G+Kdx+VpVVIsJE9awyGgsZucfe357Tg= Received: from mail-lj1-f197.google.com (mail-lj1-f197.google.com [209.85.208.197]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-635-lBD6gC4xN_y_ifyivviRfA-1; Wed, 01 Oct 2025 04:43:23 -0400 X-MC-Unique: lBD6gC4xN_y_ifyivviRfA-1 X-Mimecast-MFC-AGG-ID: lBD6gC4xN_y_ifyivviRfA_1759308202 Received: by mail-lj1-f197.google.com with SMTP id 38308e7fff4ca-333f8ddf072so37911191fa.0 for ; Wed, 01 Oct 2025 01:43:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1759308202; x=1759913002; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=pgIjqoRsM8k5nu6h1Wqfj5RyG0tU+SDVGW3liE0IcS4=; b=ZopSydn0EDzsMtcXYXweuOqsiHe4BCA5N9gYa5ZxPIzBckXmj0TyRmowSZo1o7UnAM A+HMZtpscYQSnXxPjCClYNO9cxcEwDwR62j1C9Jaq275bUqqSltC845RnWK/wKHH9UOM 4XrQd3dd9RcUyDY+bAwvoyDg6idO3NUjTqb6LuiguveDJuSnprt9woTG3erKxm0qzbht 8lFW3G544Zxh93Ya1L7rK9MKWbEBmkxif5IguNo8FwQgYGtOKM08RnEp9ImBHNNFk8zW 3xroHlNnfAswEwFIeEXT9+OUsvZL3ei/GJcMmx9whTrCXUdlVZZJtWP3aeKQc5ch/hlc tjEg== X-Gm-Message-State: AOJu0YyB1oPqbx2k2NQShXe06YCltCezM5RKPcvL2absyuZpUGVoUzmE qq2d3CC7NITAKiHBRJ+y6p97SmQ+2nxzxdQDMT9tVrALnLSJ/9PaX96tCBBirdgRt0VA4D0AN9J oEkqHqEhl0GxriJ+kUSF9pe0bTu6aaNR4b5+EKUJXVmgvVmrCQxJDY7rF41N8jr0bLpp3tKDPEB +rG0uLhSv6vBUyelMfvqE= X-Gm-Gg: ASbGncvgsSC/WLubTffXKiapD8KGUg8eHQb1lp/ChEKTQrjhwvqMb+M0St2fbYH6j4q sm8fRfw7kciBJ6vCq9LXDlAlnrihR3lDYp/DC556AO12Y6FQVWEn0uJcaiIkG5MnANdnLWumUGt cEVF9dVQwZB0Lv4b+d048WLw7Ia38Q X-Received: by 2002:a2e:a817:0:b0:371:fb14:39bb with SMTP id 38308e7fff4ca-373a710b419mr7431441fa.16.1759308201715; Wed, 01 Oct 2025 01:43:21 -0700 (PDT) X-Google-Smtp-Source: AGHT+IH60Lc2Yp/n7GtEyrG9tARn2fDnmuLgnS2pNr5TMtaz+otH85t6XorS/t0lYY68ArpBJxpV5wsRGJlHbS5bgiA= X-Received: by 2002:a2e:a817:0:b0:371:fb14:39bb with SMTP id 38308e7fff4ca-373a710b419mr7431321fa.16.1759308201278; Wed, 01 Oct 2025 01:43:21 -0700 (PDT) MIME-Version: 1.0 References: <20250916093550.1345901-1-maxime.coquelin@redhat.com> <20250916093550.1345901-3-maxime.coquelin@redhat.com> In-Reply-To: <20250916093550.1345901-3-maxime.coquelin@redhat.com> From: David Marchand Date: Wed, 1 Oct 2025 10:43:07 +0200 X-Gm-Features: AS18NWDyl_YDXJQ_dugERj-ZeoypjHvT5iEJi5MUTpG_a-o8AMaUBsE1Zdwkpoc Message-ID: Subject: Re: [PATCH v2 2/2] vhost: fix uninitialized VQ info in VDUSE vring setup To: Maxime Coquelin Cc: dev@dpdk.org, chenbox@nvidia.com, stable@dpdk.org X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: 6Pf_3IMIflvLiuULPqxQ7HWCjYnQMVWtwwPPMb2uJkM_1759308202 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="UTF-8" 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 Tue, 16 Sept 2025 at 11:36, Maxime Coquelin wrote: > > Initialize vduse_vq_info structure to zero to avoid using > uninitialized memory when setting up VDUSE virtual rings. > This ensures all fields start with known values. > > Fixes: a9120db8b98b ("vhost: add VDUSE device startup") > Cc: stable@dpdk.org > > Reported-by: David Marchand > Signed-off-by: Maxime Coquelin There may be similar issues for ioctl != VDUSE_VQ_GET_INFO. But this patch itself lgtm. Reviewed-by: David Marchand -- David Marchand