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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 31 May 2018 05:19:14 +0100 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w4V4JDSc10027124 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 31 May 2018 04:19:13 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D89C24204B; Thu, 31 May 2018 05:09:43 +0100 (BST) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8E6EF42049; Thu, 31 May 2018 05:09:43 +0100 (BST) Received: from ozlabs.au.ibm.com (unknown [9.192.253.14]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 31 May 2018 05:09:43 +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 4D27FA0222; Thu, 31 May 2018 14:19:10 +1000 (AEST) Subject: Re: [PATCH v5 1/7] powerpc: Add TIDR CPU feature for POWER9 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: <20180511061303.10728-1-alastair@au1.ibm.com> <20180511061303.10728-2-alastair@au1.ibm.com> From: Andrew Donnellan Date: Thu, 31 May 2018 14:19:09 +1000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 MIME-Version: 1.0 In-Reply-To: <20180511061303.10728-2-alastair@au1.ibm.com> Content-Language: en-AU X-TM-AS-GCONF: 00 x-cbid: 18053104-0008-0000-0000-000002423425 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18053104-0009-0000-0000-000021A7DD85 Message-Id: <36c4dbe3-9fe5-42fe-dd5b-88b43005a2b8@au1.ibm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-05-31_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=448 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1805220000 definitions=main-1805310047 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/05/18 16:12, Alastair D'Silva wrote: > From: Alastair D'Silva > > This patch adds a CPU feature bit to show whether the CPU has > the TIDR register available, enabling as_notify/wait in userspace. > > Signed-off-by: Alastair D'Silva Reviewed-by: Andrew Donnellan -- Andrew Donnellan OzLabs, ADL Canberra andrew.donnellan@au1.ibm.com IBM Australia Limited