Received: by 2002:ac0:a5b6:0:0:0:0:0 with SMTP id m51-v6csp983387imm; Wed, 13 Jun 2018 11:22:51 -0700 (PDT) X-Google-Smtp-Source: ADUXVKKmX5NLUW0bZeRS8ZLg6VaRYkNuJwIjF0576M7l1JeFHfPNzEWgVAMIsOzOzMO3R2DMK04c X-Received: by 2002:a63:7206:: with SMTP id n6-v6mr4928336pgc.174.1528914171130; Wed, 13 Jun 2018 11:22:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1528914171; cv=none; d=google.com; s=arc-20160816; b=cn4ZpVPFiuheXOoMFidSa6EGcEOs0aEzFGgpFmX6CUx1EJq9Ap0yqyYfGedVo2UpyV Q6nfNSLguYTmXh7GY1Ly+4AnzZPNRjGUU7m8XW8UTWw0VZJa2jg+jzqunNm65y2zBEdj 10P9n+tYDBUxbhNm9C6xDQkLkFcBlqD1HiQPWeY+hNbvt9pMzqT8S1TYmUm/VGF0T2mV VWGD22pWL3Lg8uLiIk2n64/fr8gdTrh23Jzj9ZVqmBnL4Gj7E7n4aMOtasG0n0Xwf7SM NSnqEZ7TSM6NW2TeFhvegf/wPjj7f4QoIAN+85lwNouIoe/ysviKiYR/9dDkkINl0yeh blXw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature:arc-authentication-results; bh=9jm649tDoexXBPAhnmkjvOB0j/+wVjcJ62VVpXR9mJA=; b=s+BvpO+ZuBvzhRzPrgRShQT99z4wBSIEgQyI0K02TKfREGZDP7fwoGLoG6OpoVl69B ZLMPoo7WfD2kdhHi5XMWZ2Qf7/r8UgIRfhWQLgYRcgZoNdwgJnYFpIZxx8Ssu+fgehWO R1DZFeTc6/KElTgavHXvWTtsip0SzrjSfVqdl457J58mn/HNM7kC0GjRcgF4bTevqqtp Z90HsLTdiTQ4faanCtSO8+SyX5D4CHmmkSERiCQjDxtjXslbU1ec9eAgrouP06jdWUP+ ejqTcQKdggUV9ATVv7rlCYULgIcunB3SKVfDnO0AobjuB/wAiBzeM19BkTrmJugllvsO 9xcw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b="vP/sAfkm"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id p7-v6si2754229pga.25.2018.06.13.11.22.36; Wed, 13 Jun 2018 11:22:51 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b="vP/sAfkm"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935502AbeFMSWC (ORCPT + 99 others); Wed, 13 Jun 2018 14:22:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:42678 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935352AbeFMSWA (ORCPT ); Wed, 13 Jun 2018 14:22:00 -0400 Received: from localhost (LFbn-1-12247-202.w90-92.abo.wanadoo.fr [90.92.61.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8C657208CD; Wed, 13 Jun 2018 18:21:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1528914120; bh=aZFQvNucKirq2N1GHGfoIMpyx+roDfTtj1tcoVu7BXs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=vP/sAfkmZmu4wDYOUIOS2uwmfz5ULKbnykHT3nySmhoPp1XfLSRHi7m7ZrSRXXQRi 7G/CQu/+tAr+C2JJYAIfaC4vwyhW9+URHA0CFQY+xNsTQi/eOuoZ6TdJ4LmoWIgheu ypsw6U/e+HnCrNceb4pE21Af4Bps3QDltyURlBY0= Date: Wed, 13 Jun 2018 20:21:37 +0200 From: Greg Kroah-Hartman To: Nadav Amit Cc: Xavier Deguillard , linux-kernel@vger.kernel.org, Arnd Bergmann Subject: Re: [PATCH 3/7] vmw_balloon: fix inflation of 64-bit GFNs Message-ID: <20180613182137.GC29631@kroah.com> References: <20180613110359.109033-1-namit@vmware.com> <20180613110359.109033-4-namit@vmware.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180613110359.109033-4-namit@vmware.com> User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jun 13, 2018 at 04:03:55AM -0700, Nadav Amit wrote: > When balloon batching is not supported by the hypervisor, the guest > frame number (GFN) must fit in 32-bit. However, due to a bug, this check > was mistakenly ignored. In practice, when total RAM is greater than > 16TB, the balloon does not work currently, making this bug unlikely to > happen. > > Fixes: ef0f8f112984 ("VMware balloon: partially inline > vmballoon_reserve_page.") > Why have a bugfix as the 3rd patch of the series? Please put it first, so that it can get into Linus's tree sooner. Also, no need to line-wrap this, and drop the blank line. And finally, does this need to go to the stable kernels? If so, please add the correct line for that. thanks, greg k-h