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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 10 Sep 2019 11:24:56 +0100 Received: from d06av21.portsmouth.uk.ibm.com (d06av21.portsmouth.uk.ibm.com [9.149.105.232]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x8AAOtnZ48824346 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 10 Sep 2019 10:24:55 GMT Received: from d06av21.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 04FA452052; Tue, 10 Sep 2019 10:24:55 +0000 (GMT) Received: from bangoria.ibmuc.com (unknown [9.199.54.190]) by d06av21.portsmouth.uk.ibm.com (Postfix) with ESMTP id 00D7052051; Tue, 10 Sep 2019 10:24:35 +0000 (GMT) From: Ravi Bangoria To: mpe@ellerman.id.au, mikey@neuling.org Subject: [PATCH 0/2] powerpc/watchpoint: Disable watchpoint hit by larx/stcx instruction Date: Tue, 10 Sep 2019 15:54:20 +0530 X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 19091010-0008-0000-0000-00000313D223 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19091010-0009-0000-0000-00004A323973 Message-Id: <20190910102422.23233-1-ravi.bangoria@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-09-10_07:, , 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=282 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1909100105 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ravi Bangoria , linux-kernel@vger.kernel.org, paulus@samba.org, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" I've prepared my patch on top of Christophe's patch as it's easy to change stepping_handler() rather than hw_breakpoint_handler(). 2nd patch is the actual fix. Christophe Leroy (1): powerpc/hw_breakpoint: move instruction stepping out of hw_breakpoint_handler() Ravi Bangoria (1): powerpc/watchpoint: Disable watchpoint hit by larx/stcx instructions arch/powerpc/kernel/hw_breakpoint.c | 77 +++++++++++++++++++---------- 1 file changed, 50 insertions(+), 27 deletions(-) -- 2.21.0