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Sun, 18 May 2025 04:41:19 GMT Received: from smtprelay06.fra02v.mail.ibm.com ([9.218.2.230]) by ppma21.wdc07v.mail.ibm.com (PPS) with ESMTPS id 46q5snghhn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 18 May 2025 04:41:19 +0000 Received: from smtpav06.fra02v.mail.ibm.com (smtpav06.fra02v.mail.ibm.com [10.20.54.105]) by smtprelay06.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 54I4fGYu23134640 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sun, 18 May 2025 04:41:16 GMT Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4987C2006E; Sun, 18 May 2025 04:41:16 +0000 (GMT) Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 7C56F20040; Sun, 18 May 2025 04:41:12 +0000 (GMT) Received: from li-c439904c-24ed-11b2-a85c-b284a6847472.ibm.com.com (unknown [9.43.51.82]) by smtpav06.fra02v.mail.ibm.com (Postfix) with ESMTP; Sun, 18 May 2025 04:41:12 +0000 (GMT) From: Madhavan Srinivasan To: mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu Cc: naveen@kernel.org, linuxppc-dev@lists.ozlabs.org, Madhavan Srinivasan , Venkat Rao Bagalkote Subject: [PATCH v2 1/4] powerpc/kvm: Fix ifdef to remove build warning Date: Sun, 18 May 2025 10:11:04 +0530 Message-ID: <20250518044107.39928-1-maddy@linux.ibm.com> X-Mailer: git-send-email 2.49.0 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNTE4MDAzOSBTYWx0ZWRfX/qSw31tZjskX XhkyIUVL+Y6MXIlrjUAUYr95TbJP1Ie3wH+QCWzaMFXqT7K0hrz7TTIDCEY1G/5IJJlT37V0BdZ wUoto3mpH28HN/jcykoH9MY+2Fp6Fj0RbfKAJXOlA9GyEW1+IPkSixQZ33+6MAsJpQJ7GcDEY3i DJhNbblRyIlkG/IUZMpUJcPxPZ4XSP2A54fe226gqKhFO2u/fVlOufrcA4zphj+xxbA4iuXH/K0 LvyTQgen2I1S6comO0WbS1cRdNjwp9Qu5gnWjZDECcXN7pcvoP81J7Zua6vWWqWfAH55OBAruve NrJFSpNvKBCEm4PPk6z0qRA/XaNght/pRNMWZb+OlODQoarMOAtohFwPVqlizya7nWHg+lHD8ot ob/rn7sQ/hlcUiT3MSj4csuFsVfo/9D6LVcW+ZPtKKNKsDx5txSoQSfJBQS2QEwaCHNIw4JC X-Authority-Analysis: v=2.4 cv=H5vbw/Yi c=1 sm=1 tr=0 ts=682964f0 cx=c_pps a=GFwsV6G8L6GxiO2Y/PsHdQ==:117 a=GFwsV6G8L6GxiO2Y/PsHdQ==:17 a=dt9VzEwgFbYA:10 a=VnNF1IyMAAAA:8 a=EHKHNWoSpfGFrIUsRvMA:9 X-Proofpoint-GUID: _9fBLoHjySAn42oX5XHq1z3v1IXSn7nC X-Proofpoint-ORIG-GUID: cJ9DYPLmP4sc-VNmfkxJGEYdNEPGSDtK X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-05-18_02,2025-05-16_03,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 bulkscore=0 suspectscore=0 adultscore=0 clxscore=1015 mlxlogscore=999 phishscore=0 mlxscore=0 malwarescore=0 priorityscore=1501 lowpriorityscore=0 spamscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505070000 definitions=main-2505180039 When compiling for pseries or powernv defconfig with "make C=1", these warning were reported bu sparse tool in powerpc/kernel/kvm.c arch/powerpc/kernel/kvm.c:635:9: warning: switch with no cases arch/powerpc/kernel/kvm.c:646:9: warning: switch with no cases Currently #ifdef were added after the switch case which are specific for BOOKE and PPC_BOOK3S_32. These are not enabled in pseries/powernv defconfig. Fix it by moving the #ifdef before switch(){} Fixes: cbe487fac7fc0 ("KVM: PPC: Add mtsrin PV code") Tested-by: Venkat Rao Bagalkote Signed-off-by: Madhavan Srinivasan --- Changelog v1: - Changed the patch title - Added tags arch/powerpc/kernel/kvm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/powerpc/kernel/kvm.c b/arch/powerpc/kernel/kvm.c index 5b3c093611ba..7209d00a9c25 100644 --- a/arch/powerpc/kernel/kvm.c +++ b/arch/powerpc/kernel/kvm.c @@ -632,19 +632,19 @@ static void __init kvm_check_ins(u32 *inst, u32 features) #endif } - switch (inst_no_rt & ~KVM_MASK_RB) { #ifdef CONFIG_PPC_BOOK3S_32 + switch (inst_no_rt & ~KVM_MASK_RB) { case KVM_INST_MTSRIN: if (features & KVM_MAGIC_FEAT_SR) { u32 inst_rb = _inst & KVM_MASK_RB; kvm_patch_ins_mtsrin(inst, inst_rt, inst_rb); } break; -#endif } +#endif - switch (_inst) { #ifdef CONFIG_BOOKE + switch (_inst) { case KVM_INST_WRTEEI_0: kvm_patch_ins_wrteei_0(inst); break; @@ -652,8 +652,8 @@ static void __init kvm_check_ins(u32 *inst, u32 features) case KVM_INST_WRTEEI_1: kvm_patch_ins_wrtee(inst, 0, 1); break; -#endif } +#endif } extern u32 kvm_template_start[]; -- 2.49.0