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 BE318E95A67 for ; Sun, 8 Oct 2023 00:06:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344220AbjJHAGs (ORCPT ); Sat, 7 Oct 2023 20:06:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35000 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229589AbjJHAGr (ORCPT ); Sat, 7 Oct 2023 20:06:47 -0400 Received: from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com [IPv6:2607:f8b0:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B364B6; Sat, 7 Oct 2023 17:06:45 -0700 (PDT) Received: by mail-pf1-x42c.google.com with SMTP id d2e1a72fcca58-690bd8f89baso2630852b3a.2; Sat, 07 Oct 2023 17:06:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1696723604; x=1697328404; darn=vger.kernel.org; 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=bTUmEcdn90yDICcymw/6ZAnQy50L9PCf2cOKREv6Dxg=; b=foI/AKBtnOAk1LUdI7Sl7MPLCpYRdSS5meqE/VYa6BZIjKc0Deni3ev145NwVPlm2o MBTtT/aE25tU/KhM41MJRhwrq28uRagM/2RWDDJGL0KZ82hs6tcn2vijIcxzCnnl0kPk y40nByVnrBpayf0nnRLNhocJNfKS4f31ShKHiM0oq6HQiiohlJ8UlKd1n2XTVX4Qd0aT jk4SeP9Am34Fn/PqlGRPEXWR4Df0jbd4SnvAX3QvV00SnuKU5r6gnHKNC4pjgVXqtvkN eU5aEhT28hvjx05Am7Wih2ujB93XOWhlp2PR9H7f46smmQ87GDDxphf1oMuDE8NmjDs3 onWA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696723604; x=1697328404; 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=bTUmEcdn90yDICcymw/6ZAnQy50L9PCf2cOKREv6Dxg=; b=DS8dbe1+SevZzDIXDfHnpeeSyy0jwo+hl3DxGpO5zvQlUUxzCPvupCyipqLB7LtL3y h1H/oUQ0Ao8omCgaRW7blJkN4H4RbcuSmSupAU/kOuX14imZO+f1zEPas7fL1njzX5MJ HKqQiXLlaJALEqYlIwXVPLmuGTvzecwo6YNiOS76lAX0WtT6M50zYX9CzmBBglHWK7bE kpcbdyRo4dcXvNza+O+PO1lQxZKkO8wkF4X4wWNGCuXfY67ig8hVUPe2GPd3jCRMuAjh XKzPk9MFThb02qUg9NEtyTxPh0oKVDoZYkyMsGRoOMIenaL4rE4fU5oBATzK56QoZ9H5 zgvg== X-Gm-Message-State: AOJu0YzqrRyji0CSM8LKv3i0YTJ4rpzYNEQrFWjOmHPL+vQ/nr/AIDxY GMyBHgk0ER+wDX8zLnRdXog= X-Google-Smtp-Source: AGHT+IFHDN5+FLcvCVs5Z8TB7ZVZRrjOERwcy9tGqSxCapxu6Q0LwtpbiHHkneqIFeyw3DFqNYBhig== X-Received: by 2002:a17:902:ceca:b0:1c5:9c73:c91c with SMTP id d10-20020a170902ceca00b001c59c73c91cmr13506515plg.48.1696723604556; Sat, 07 Oct 2023 17:06:44 -0700 (PDT) Received: from debian.me ([103.131.18.64]) by smtp.gmail.com with ESMTPSA id c16-20020a170903235000b001c0a414695bsm6473567plh.43.2023.10.07.17.06.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 07 Oct 2023 17:06:43 -0700 (PDT) Received: by debian.me (Postfix, from userid 1000) id 4217381B5CE3; Sun, 8 Oct 2023 07:06:41 +0700 (WIB) Date: Sun, 8 Oct 2023 07:06:41 +0700 From: Bagas Sanjaya To: , , , , , Cc: , , , , , , , , , , , , , Subject: Re: [PATCH v11 1/1] vfio/nvgpu: Add vfio pci variant module for grace hopper Message-ID: References: <20231007202254.30385-1-ankita@nvidia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="1NNiZyyRTdcr+9q8" Content-Disposition: inline In-Reply-To: <20231007202254.30385-1-ankita@nvidia.com> Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org --1NNiZyyRTdcr+9q8 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Oct 08, 2023 at 01:52:54AM +0530, ankita@nvidia.com wrote: > PCI BAR are aligned to the power-of-2, but the actual memory on the > device may not. A read or write access to the physical address from the > last device PFN up to the next power-of-2 aligned physical address > results in reading ~0 and dropped writes. >=20 Reading garbage or padding in that case? Confused... --=20 An old man doll... just what I always wanted! - Clara --1NNiZyyRTdcr+9q8 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQSSYQ6Cy7oyFNCHrUH2uYlJVVFOowUCZSHykQAKCRD2uYlJVVFO o1M2APsH03ryYg6rpO4m+TNrTVyteM4p95rY7zKYL1/IPGVsXwEAkwHm3sLwLo3c mNHzMFH99QPPRscMn9RAbx+d0o69ZQw= =aAng -----END PGP SIGNATURE----- --1NNiZyyRTdcr+9q8--