From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15581C433E0 for ; Wed, 10 Jun 2020 11:10:51 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C1F03206F4 for ; Wed, 10 Jun 2020 11:10:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C1F03206F4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 49hkn42l1rzDqht for ; Wed, 10 Jun 2020 21:10:48 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.ibm.com (client-ip=148.163.158.5; helo=mx0a-001b2d01.pphosted.com; envelope-from=aneesh.kumar@linux.ibm.com; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.ibm.com Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 49hj4S0GxZzDqZT for ; Wed, 10 Jun 2020 19:53:59 +1000 (AEST) Received: from pps.filterd (m0098414.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 05A9XR6X101597; Wed, 10 Jun 2020 05:53:54 -0400 Received: from ppma01dal.us.ibm.com (83.d6.3fa9.ip4.static.sl-reverse.com [169.63.214.131]) by mx0b-001b2d01.pphosted.com with ESMTP id 31jbvyn2ew-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 10 Jun 2020 05:53:54 -0400 Received: from pps.filterd (ppma01dal.us.ibm.com [127.0.0.1]) by ppma01dal.us.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 05A9j2b9011865; Wed, 10 Jun 2020 09:53:53 GMT Received: from b01cxnp23033.gho.pok.ibm.com (b01cxnp23033.gho.pok.ibm.com [9.57.198.28]) by ppma01dal.us.ibm.com with ESMTP id 31hygycgyn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 10 Jun 2020 09:53:53 +0000 Received: from b01ledav004.gho.pok.ibm.com (b01ledav004.gho.pok.ibm.com [9.57.199.109]) by b01cxnp23033.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 05A9rq6D51249654 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 10 Jun 2020 09:53:52 GMT Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A53C9112063; Wed, 10 Jun 2020 09:53:52 +0000 (GMT) Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9BD50112061; Wed, 10 Jun 2020 09:53:50 +0000 (GMT) Received: from skywalker.ibmuc.com (unknown [9.79.180.2]) by b01ledav004.gho.pok.ibm.com (Postfix) with ESMTP; Wed, 10 Jun 2020 09:53:50 +0000 (GMT) From: "Aneesh Kumar K.V" To: linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au Subject: [PATCH v3 37/41] powerpc/selftest/ptrave-pkey: Rename variables to make it easier to follow code Date: Wed, 10 Jun 2020 15:22:00 +0530 Message-Id: <20200610095204.608183-38-aneesh.kumar@linux.ibm.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200610095204.608183-1-aneesh.kumar@linux.ibm.com> References: <20200610095204.608183-1-aneesh.kumar@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216, 18.0.687 definitions=2020-06-10_04:2020-06-10, 2020-06-10 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 mlxscore=0 clxscore=1015 impostorscore=0 phishscore=0 suspectscore=0 bulkscore=0 cotscore=-2147483648 adultscore=0 spamscore=0 mlxlogscore=999 priorityscore=1501 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2006100070 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: "Aneesh Kumar K.V" , linuxram@us.ibm.com, bauerman@linux.ibm.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Rename variable to indicate that they are invalid values which we will use to test ptrace update of pkeys. Signed-off-by: Aneesh Kumar K.V --- .../selftests/powerpc/ptrace/ptrace-pkey.c | 26 +++++++++---------- 1 file changed, 13 insertions(+), 13 deletions(-) diff --git a/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c b/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c index bdbbbe8431e0..f9216c7a1829 100644 --- a/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c +++ b/tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c @@ -44,7 +44,7 @@ struct shared_info { unsigned long amr2; /* AMR value that ptrace should refuse to write to the child. */ - unsigned long amr3; + unsigned long invalid_amr; /* IAMR value the parent expects to read from the child. */ unsigned long expected_iamr; @@ -57,8 +57,8 @@ struct shared_info { * (even though they're valid ones) because userspace doesn't have * access to those registers. */ - unsigned long new_iamr; - unsigned long new_uamor; + unsigned long invalid_iamr; + unsigned long invalid_uamor; }; static int sys_pkey_alloc(unsigned long flags, unsigned long init_access_rights) @@ -100,7 +100,7 @@ static int child(struct shared_info *info) info->amr1 |= 3ul << pkeyshift(pkey1); info->amr2 |= 3ul << pkeyshift(pkey2); - info->amr3 |= info->amr2 | 3ul << pkeyshift(pkey3); + info->invalid_amr |= info->amr2 | 3ul << pkeyshift(pkey3); if (disable_execute) info->expected_iamr |= 1ul << pkeyshift(pkey1); @@ -111,8 +111,8 @@ static int child(struct shared_info *info) info->expected_uamor |= 3ul << pkeyshift(pkey1) | 3ul << pkeyshift(pkey2); - info->new_iamr |= 1ul << pkeyshift(pkey1) | 1ul << pkeyshift(pkey2); - info->new_uamor |= 3ul << pkeyshift(pkey1); + info->invalid_iamr |= 1ul << pkeyshift(pkey1) | 1ul << pkeyshift(pkey2); + info->invalid_uamor |= 3ul << pkeyshift(pkey1); /* * We won't use pkey3. We just want a plausible but invalid key to test @@ -196,9 +196,9 @@ static int parent(struct shared_info *info, pid_t pid) PARENT_SKIP_IF_UNSUPPORTED(ret, &info->child_sync); PARENT_FAIL_IF(ret, &info->child_sync); - info->amr1 = info->amr2 = info->amr3 = regs[0]; - info->expected_iamr = info->new_iamr = regs[1]; - info->expected_uamor = info->new_uamor = regs[2]; + info->amr1 = info->amr2 = info->invalid_amr = regs[0]; + info->expected_iamr = info->invalid_iamr = regs[1]; + info->expected_uamor = info->invalid_uamor = regs[2]; /* Wake up child so that it can set itself up. */ ret = prod_child(&info->child_sync); @@ -234,10 +234,10 @@ static int parent(struct shared_info *info, pid_t pid) return ret; /* Write invalid AMR value in child. */ - ret = ptrace_write_regs(pid, NT_PPC_PKEY, &info->amr3, 1); + ret = ptrace_write_regs(pid, NT_PPC_PKEY, &info->invalid_amr, 1); PARENT_FAIL_IF(ret, &info->child_sync); - printf("%-30s AMR: %016lx\n", ptrace_write_running, info->amr3); + printf("%-30s AMR: %016lx\n", ptrace_write_running, info->invalid_amr); /* Wake up child so that it can verify it didn't change. */ ret = prod_child(&info->child_sync); @@ -249,7 +249,7 @@ static int parent(struct shared_info *info, pid_t pid) /* Try to write to IAMR. */ regs[0] = info->amr1; - regs[1] = info->new_iamr; + regs[1] = info->invalid_iamr; ret = ptrace_write_regs(pid, NT_PPC_PKEY, regs, 2); PARENT_FAIL_IF(!ret, &info->child_sync); @@ -257,7 +257,7 @@ static int parent(struct shared_info *info, pid_t pid) ptrace_write_running, regs[0], regs[1]); /* Try to write to IAMR and UAMOR. */ - regs[2] = info->new_uamor; + regs[2] = info->invalid_uamor; ret = ptrace_write_regs(pid, NT_PPC_PKEY, regs, 3); PARENT_FAIL_IF(!ret, &info->child_sync); -- 2.26.2