From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5839AC3DA78 for ; Tue, 17 Jan 2023 11:07:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236808AbjAQLHn (ORCPT ); Tue, 17 Jan 2023 06:07:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58638 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236766AbjAQLHL (ORCPT ); Tue, 17 Jan 2023 06:07:11 -0500 Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0C79332E46 for ; Tue, 17 Jan 2023 03:06:42 -0800 (PST) Received: by mail-wr1-x42c.google.com with SMTP id r30so5757492wrr.10 for ; Tue, 17 Jan 2023 03:06:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=7xXHf/h6w5QScTbFOUIi2cw8hRpsXupQGOfb76sO+Fs=; b=UBj7M9iBR4KTkYR64iMwWjmlsvekhNm0hD+SDSJgV8p/Ug74DU8RCF8tPkYfPOID5F w9cWWwm7TR5qiZMayMAz9j6k7E0AiorLsNVvFZksE3B2bfYyTu8BMa6ZWhwf6OW6/KdN XRkF8jX1A5QXq47HdQombQHDRsvXqJnCaQW9hmXD5ie9IF7rIFmB4g7AfXlNSH7S6VIf WCioP8Rdxr6IVlKnXPdaVk6GtWnGEUznVEAi2xbY3cKRK+idBGEwgMUpDlG605FbOLvB NCIN99GK7noVALxHatk/FpqVLF/AAbdLhCTfe/FzFFgtrkzNE3ug2Xg4QHNwpSPOctqq 9f/Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=7xXHf/h6w5QScTbFOUIi2cw8hRpsXupQGOfb76sO+Fs=; b=j7e8phVtFfNYVgNWcMY0DtP2e9JjUEL97CBCkj3oMKg7+iAngCgAgFHdvUzqsZnjtk 8vu5quIwCgjAfOspm+x2U9Nhn4lCuPQhd+FQbux+ihUMimNGAt1gm2d1jNjX6W9cwYJR BVr0skWrVW+LJpeLztHy71ijPfZ7dGEgmt7Lx3Ky5Es+fhYBd9+xSvODhSQ1vjuRuBbv Zol3YRSGieKdWAUpYL82O579kMMVLVNMwzqO7dXZWt4eq7U3WMb5rDeplMJc3bZEFV7C efsrvqTekgTtD8/ogS/gAsNn2yZjIpIfiPnU+OeQBHMHYsvSiDix0oYLpnoYNHeX3is2 foOw== X-Gm-Message-State: AFqh2kpAw/lV4YKDUbSkLpYGETOL8HAJ3vkllPweibQ6FBTAPiuiMKnD vK0fHFwx38MzaPAXQdJ2PTE= X-Google-Smtp-Source: AMrXdXv07yzVj58K0EuKidtmYQhLyCyEJrsqEcYCMq+//WaBtQzQ2uwxn0cqI4TIg0xCZAnS+ptfjQ== X-Received: by 2002:a5d:6b8b:0:b0:2be:1d47:b0f2 with SMTP id n11-20020a5d6b8b000000b002be1d47b0f2mr2035816wrx.20.1673953600522; Tue, 17 Jan 2023 03:06:40 -0800 (PST) Received: from localhost ([102.36.222.112]) by smtp.gmail.com with ESMTPSA id f2-20020adff982000000b002bde537721dsm10576337wrr.20.2023.01.17.03.06.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Jan 2023 03:06:40 -0800 (PST) Date: Tue, 17 Jan 2023 14:06:37 +0300 From: Dan Carpenter To: Jinank Jain Cc: Tianyu.Lan@microsoft.com, linux-hyperv@vger.kernel.org Subject: Re: [bug report] x86/hyperv: Add Write/Read MSR registers via ghcb page Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-hyperv@vger.kernel.org On Tue, Jan 17, 2023 at 02:00:25PM +0300, Dan Carpenter wrote: > On Tue, Jan 17, 2023 at 04:26:13PM +0530, Jinank Jain wrote: > > Does making 0 as the default value makes sense? > > > > That would silence the warning, and most distros are going to enable > the config to zero it out anyway so it has no impact on runtime. The config to zero out stack variables. CONFIG_INIT_STACK_ALL_ZERO. regards, dan carpenter