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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 17 Oct 2019 10:32:10 +0100 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x9H9W9BU21430454 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 17 Oct 2019 09:32:09 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 53E7E4C050; Thu, 17 Oct 2019 09:32:09 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 96AE54C059; Thu, 17 Oct 2019 09:32:06 +0000 (GMT) Received: from bangoria.ibmuc.com (unknown [9.199.56.216]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 17 Oct 2019 09:32:06 +0000 (GMT) From: Ravi Bangoria To: christophe.leroy@c-s.fr, mpe@ellerman.id.au, mikey@neuling.org Cc: npiggin@gmail.com, benh@kernel.crashing.org, paulus@samba.org, naveen.n.rao@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Ravi Bangoria Subject: [PATCH v6 0/7] Powerpc/Watchpoint: Few important fixes Date: Thu, 17 Oct 2019 15:01:57 +0530 X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 19101709-0016-0000-0000-000002B8DDF5 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19101709-0017-0000-0000-0000331A0546 Message-Id: <20191017093204.7511-1-ravi.bangoria@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-10-17_04:,, 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=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1908290000 definitions=main-1910170083 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org v5: https://lists.ozlabs.org/pipermail/linuxppc-dev/2019-October/198069.html v5->v6: - patch 6/7: mpe reported that the perf-hwbreak.c doesn't compile with older gcc: perf-hwbreak.c:182:2: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] temp16 = *((__u16 *)target); ^ Fixed that. Ravi Bangoria (7): Powerpc/Watchpoint: Introduce macros for watchpoint length Powerpc/Watchpoint: Fix length calculation for unaligned target Powerpc/Watchpoint: Fix ptrace code that muck around with address/len Powerpc/Watchpoint: Don't ignore extraneous exceptions blindly Powerpc/Watchpoint: Rewrite ptrace-hwbreak.c selftest Powerpc/Watchpoint: Add dar outside test in perf-hwbreak.c selftest Powerpc/Watchpoint: Support for 8xx in ptrace-hwbreak.c selftest arch/powerpc/include/asm/hw_breakpoint.h | 9 +- arch/powerpc/kernel/dawr.c | 6 +- arch/powerpc/kernel/hw_breakpoint.c | 119 ++-- arch/powerpc/kernel/process.c | 3 + arch/powerpc/kernel/ptrace.c | 16 +- arch/powerpc/xmon/xmon.c | 2 +- .../selftests/powerpc/ptrace/perf-hwbreak.c | 119 +++- .../selftests/powerpc/ptrace/ptrace-hwbreak.c | 581 +++++++++++------- 8 files changed, 590 insertions(+), 265 deletions(-) -- 2.21.0