Received: by 2002:a05:6a10:a852:0:0:0:0 with SMTP id d18csp2336987pxy; Sun, 2 May 2021 19:29:04 -0700 (PDT) X-Google-Smtp-Source: ABdhPJz6rdkv8sAMbg2LdNXeSGPDEdm7wS8S3gwg1SIF1SuBiIhlX52siKmPRuguQAOSGXwOygtt X-Received: by 2002:aa7:cb0a:: with SMTP id s10mr17561574edt.36.1620008944590; Sun, 02 May 2021 19:29:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1620008944; cv=none; d=google.com; s=arc-20160816; b=zCnNWE+GQ/lnfHrgtIutmUDxpFdHI/Cd1S9cjIRl/J5qFthfOTssyju0s+ldtA16PQ JPZR9j5QMaIs1nxpFxDCoofDfNDZYRBsQcyqBMrbCeO0laYLfXmaRWc+kO3CjcjLXALj yRVgwDPqVD/GQdix+4ltUDAsiBmk+OAQ5UHsbX+BZe8fX/RnR/oHlN9Om0Ej7KklGc30 PyKSX4vxp2g40zDH+xprZXGVOC1FRC1h6TKA1m9z3N5aZvo7MYA1sh8WxXvLm9QrPH2v 1x729zm7u4sL3PG1XMCkyNHZc7LtbR8tGSVTU1/P7bzBxPu+jplHXjadr3/okujF+toL Rxow== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:content-language :in-reply-to:mime-version:user-agent:date:message-id:from:references :cc:to:subject:dkim-signature; bh=2O/NKQg29T1+4zPu5X0+vPE6/ZSaArBWL4xQP9W0mkY=; b=lDxUaDBRkBGr2aZsZGf5EQN0bclNBuaJaeEOFt2H3yWfxLf4RvZhl5ueOotShzXhU3 Nv5yuSNr8WbDHDygVmiVgDsjBG+MFGzwPgSRPqMIEmJu2qArB/N5C8P5H5UtBYvlQHZl WFdm6kU3/Akb8BYxjMbIqwH7r33zNAicSChqiJaA8IFusPU1h21FFHbC2XJYb7oe8VOI X3tmORu3cHwYsO7d06ODCj3CFtz3qZAvEU4y7pJcFzN/vwUrplFpGHwwigZXWCGZW6rk 54gvnZYKENXCtwj0M5U16HwBPhzxj3XG7jypojwDqCZphZi0vwHUM5gM4hr7S4hYQUa7 O9Tg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=EmREiLOQ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id e23si4741735ejh.183.2021.05.02.19.28.41; Sun, 02 May 2021 19:29:04 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=EmREiLOQ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232889AbhECCXV (ORCPT + 99 others); Sun, 2 May 2021 22:23:21 -0400 Received: from mail.kernel.org ([198.145.29.99]:35368 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232891AbhECCXP (ORCPT ); Sun, 2 May 2021 22:23:15 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id A321C61249; Mon, 3 May 2021 02:22:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1620008542; bh=4wgS89+bSXEGi43PTIOuO6A5Ip3bXg0fPFRXRVxDd8Y=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=EmREiLOQwZTCcWOZgnghe9+CG/ANUqLg84w+iITE8jXyqX5gC200xVqF0mVfkVsE+ eKiQ+yepmo0VGzkIk4wufSwqjL8BcJUSQmu0pP2EfxPMHOhuVQcXFOdbb/8ZTjH+fY FWpVTJ+nqaOT0War2hTFJLMwvF99QdJ9OE/3WSJ+dXeRd9a81CJRCzMArTUM+m57Xf 5sBiDZW4vbr6lDeRtFj9AY2wJh1Nbpg/46NAEhFupydvnIbzQslG08FmPpPbYNfM73 HAlBrSKOjqTAQfo0JwzTRkHWghi0sK39BNMpxIzT4ktmkp4NVITUTp1HTx7H2ltMwx +vyDi8WSEgOQg== Subject: Re: [PATCH v5 2/2] PCI: Enable NO_BUS_RESET quirk for Nvidia GPUs To: Shanker Donthineni , Alex Williamson Cc: Bjorn Helgaas , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Vikram Sethi , Amey Narkhede References: <20210430232624.25153-1-sdonthineni@nvidia.com> <20210430232624.25153-2-sdonthineni@nvidia.com> From: Sinan Kaya Message-ID: Date: Sun, 2 May 2021 22:22:20 -0400 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 In-Reply-To: <20210430232624.25153-2-sdonthineni@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 4/30/2021 7:26 PM, Shanker Donthineni wrote: > On select platforms, some Nvidia GPU devices do not work with SBR. > Triggering SBR would leave the device inoperable for the current > system boot. It requires a system hard-reboot to get the GPU device > back to normal operating condition post-SBR. For the affected > devices, enable NO_BUS_RESET quirk to fix the issue. > > This issue will be fixed in the next generation of hardware. > > Signed-off-by: Shanker Donthineni Reviewed-by: Sinan Kaya