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Sun, 11 Oct 2020 05:09:37 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id BD39E42041; Sun, 11 Oct 2020 05:09:35 +0000 (GMT) Received: from bangoria.ibmuc.com (unknown [9.199.47.193]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Sun, 11 Oct 2020 05:09:35 +0000 (GMT) From: Ravi Bangoria To: mpe@ellerman.id.au Subject: [PATCH v5 2/5] powerpc/sstep: Cover new VSX instructions under CONFIG_VSX Date: Sun, 11 Oct 2020 10:39:05 +0530 Message-Id: <20201011050908.72173-3-ravi.bangoria@linux.ibm.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201011050908.72173-1-ravi.bangoria@linux.ibm.com> References: <20201011050908.72173-1-ravi.bangoria@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-10-10_07:2020-10-09, 2020-10-10 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 malwarescore=0 suspectscore=1 mlxscore=0 mlxlogscore=853 impostorscore=0 clxscore=1015 spamscore=0 phishscore=0 adultscore=0 priorityscore=1501 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2010110043 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.ibm.com, jniethe5@gmail.com, bala24@linux.ibm.com, paulus@samba.org, sandipan@linux.ibm.com, naveen.n.rao@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Recently added Power10 prefixed VSX instruction are included unconditionally in the kernel. If they are executed on a machine without VSX support, it might create issues. Fix that. Also fix one mnemonics spelling mistake in comment. Fixes: 50b80a12e4cc ("powerpc sstep: Add support for prefixed load/stores") Signed-off-by: Ravi Bangoria --- arch/powerpc/lib/sstep.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c index e6242744c71b..faf0bbf3efb7 100644 --- a/arch/powerpc/lib/sstep.c +++ b/arch/powerpc/lib/sstep.c @@ -2757,6 +2757,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, case 41: /* plwa */ op->type = MKOP(LOAD, PREFIXED | SIGNEXT, 4); break; +#ifdef CONFIG_VSX case 42: /* plxsd */ op->reg = rd + 32; op->type = MKOP(LOAD_VSX, PREFIXED, 8); @@ -2797,13 +2798,14 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, op->element_size = 16; op->vsx_flags = VSX_CHECK_VEC; break; +#endif /* CONFIG_VSX */ case 56: /* plq */ op->type = MKOP(LOAD, PREFIXED, 16); break; case 57: /* pld */ op->type = MKOP(LOAD, PREFIXED, 8); break; - case 60: /* stq */ + case 60: /* pstq */ op->type = MKOP(STORE, PREFIXED, 16); break; case 61: /* pstd */ -- 2.26.2