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[209.132.180.67]) by mx.google.com with ESMTP id s130si147540pgc.672.2018.04.20.00.26.46; Fri, 20 Apr 2018 00:27:00 -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; 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=ibm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754026AbeDTHZZ (ORCPT + 99 others); Fri, 20 Apr 2018 03:25:25 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:36824 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753941AbeDTHZX (ORCPT ); Fri, 20 Apr 2018 03:25:23 -0400 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w3K7ODGC171312 for ; Fri, 20 Apr 2018 03:25:22 -0400 Received: from e06smtp13.uk.ibm.com (e06smtp13.uk.ibm.com [195.75.94.109]) by mx0b-001b2d01.pphosted.com with ESMTP id 2hf8g2fad6-1 (version=TLSv1.2 cipher=AES256-SHA256 bits=256 verify=NOT) for ; Fri, 20 Apr 2018 03:25:21 -0400 Received: from localhost by e06smtp13.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Fri, 20 Apr 2018 08:25:16 +0100 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w3K7PFIP6947168; Fri, 20 Apr 2018 07:25:15 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id BF4CF4C040; Fri, 20 Apr 2018 08:17:42 +0100 (BST) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6C8D84C04A; Fri, 20 Apr 2018 08:17:42 +0100 (BST) Received: from ozlabs.au.ibm.com (unknown [9.192.253.14]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 20 Apr 2018 08:17:42 +0100 (BST) Received: from [10.61.2.125] (haven.au.ibm.com [9.192.254.114]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by ozlabs.au.ibm.com (Postfix) with ESMTPSA id 934B2A00F7; Fri, 20 Apr 2018 17:25:13 +1000 (AEST) Subject: Re: [PATCH v2 6/7] ocxl: Add an IOCTL so userspace knows what CPU features are available To: "Alastair D'Silva" , linuxppc-dev@lists.ozlabs.org Cc: linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, mikey@neuling.org, vaibhav@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com, malat@debian.org, felix@linux.vnet.ibm.com, pombredanne@nexb.com, sukadev@linux.vnet.ibm.com, npiggin@gmail.com, gregkh@linuxfoundation.org, arnd@arndb.de, fbarrat@linux.vnet.ibm.com, corbet@lwn.net, "Alastair D'Silva" References: <20180417020950.21446-1-alastair@au1.ibm.com> <20180418010810.30937-1-alastair@au1.ibm.com> <20180418010810.30937-7-alastair@au1.ibm.com> From: Andrew Donnellan Date: Fri, 20 Apr 2018 17:25:13 +1000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <20180418010810.30937-7-alastair@au1.ibm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-AU Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 x-cbid: 18042007-0012-0000-0000-000005CCE6C7 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18042007-0013-0000-0000-000019494342 Message-Id: X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-04-20_02:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1709140000 definitions=main-1804200075 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 18/04/18 11:08, Alastair D'Silva wrote: > From: Alastair D'Silva > > In order for a userspace AFU driver to call the Power9 specific > OCXL_IOCTL_ENABLE_P9_WAIT, it needs to verify that it can actually > make that call. > > Signed-off-by: Alastair D'Silva Looks good to me Acked-by: Andrew Donnellan > --- > Documentation/accelerators/ocxl.rst | 1 - > drivers/misc/ocxl/file.c | 25 +++++++++++++++++++++++++ > include/uapi/misc/ocxl.h | 4 ++++ > 3 files changed, 29 insertions(+), 1 deletion(-) > > diff --git a/Documentation/accelerators/ocxl.rst b/Documentation/accelerators/ocxl.rst > index ddcc58d01cfb..7904adcc07fd 100644 > --- a/Documentation/accelerators/ocxl.rst > +++ b/Documentation/accelerators/ocxl.rst > @@ -157,7 +157,6 @@ OCXL_IOCTL_GET_METADATA: > Obtains configuration information from the card, such at the size of > MMIO areas, the AFU version, and the PASID for the current context. > > - This is stray -- Andrew Donnellan OzLabs, ADL Canberra andrew.donnellan@au1.ibm.com IBM Australia Limited