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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Fri, 8 Nov 2019 07:10:59 -0000 Received: from d06av23.portsmouth.uk.ibm.com (d06av23.portsmouth.uk.ibm.com [9.149.105.59]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id xA87Avda37749040 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 8 Nov 2019 07:10:58 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E5B77A404D; Fri, 8 Nov 2019 07:10:57 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id F003AA4055; Fri, 8 Nov 2019 07:10:56 +0000 (GMT) Received: from pic2.home (unknown [9.145.165.93]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 8 Nov 2019 07:10:56 +0000 (GMT) Subject: Re: [PATCH 09/10] powerpc: Enable OpenCAPI Storage Class Memory driver on bare metal To: "Alastair D'Silva" , alastair@d-silva.org Cc: Oscar Salvador , Madhavan Srinivasan , Geert Uytterhoeven , David Hildenbrand , Wei Yang , Keith Busch , linux-mm@kvack.org, Michal Hocko , Paul Mackerras , Ira Weiny , Thomas Gleixner , Pavel Tatashin , Dave Jiang , linux-nvdimm@lists.01.org, Vishal Verma , Krzysztof Kozlowski , Anju T Sudhakar , Mahesh Salgaonkar , Andrew Donnellan , Arnd Bergmann , Greg Kurz , Qian Cai , =?UTF-8?Q?C=c3=a9dric_Le_Goater?= , Dan Williams , Hari Bathini , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, Vasant Hegde , Andrew Morton , linuxppc-dev@lists.ozlabs.org References: <20191025044721.16617-1-alastair@au1.ibm.com> <20191025044721.16617-10-alastair@au1.ibm.com> From: Frederic Barrat Date: Fri, 8 Nov 2019 08:10:56 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1 MIME-Version: 1.0 In-Reply-To: <20191025044721.16617-10-alastair@au1.ibm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US X-TM-AS-GCONF: 00 x-cbid: 19110807-0016-0000-0000-000002C1D1E8 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19110807-0017-0000-0000-0000332357B5 Message-Id: <3ba57ce6-9135-0d83-b99d-1c5b0c744855@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-11-08_01:,, 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=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=901 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1910280000 definitions=main-1911080070 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Le 25/10/2019 =C3=A0 06:47, Alastair D'Silva a =C3=A9crit=C2=A0: > From: Alastair D'Silva >=20 > Enable OpenCAPI Storage Class Memory driver on bare metal >=20 > Signed-off-by: Alastair D'Silva > --- > arch/powerpc/configs/powernv_defconfig | 4 ++++ > 1 file changed, 4 insertions(+) >=20 > diff --git a/arch/powerpc/configs/powernv_defconfig b/arch/powerpc/conf= igs/powernv_defconfig > index 6658cceb928c..45c0eff94964 100644 > --- a/arch/powerpc/configs/powernv_defconfig > +++ b/arch/powerpc/configs/powernv_defconfig > @@ -352,3 +352,7 @@ CONFIG_KVM_BOOK3S_64=3Dm > CONFIG_KVM_BOOK3S_64_HV=3Dm > CONFIG_VHOST_NET=3Dm > CONFIG_PRINTK_TIME=3Dy > +CONFIG_OCXL_SCM=3Dm > +CONFIG_DEV_DAX=3Dy > +CONFIG_DEV_DAX_PMEM=3Dy > +CONFIG_FS_DAX=3Dy If this really the intent or do we want to activate DAX only if=20 CONFIG_OCXL_SCM is enabled? Fred