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X-CSE-ConnectionGUID: agiCiEMiTdWHSzd5C1JdAQ== X-CSE-MsgGUID: rCsqCINkT2K0+Mft3DQg2g== X-IronPort-AV: E=McAfee;i="6800,10657,11719"; a="77591753" X-IronPort-AV: E=Sophos;i="6.21,325,1763452800"; d="scan'208";a="77591753" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Mar 2026 16:56:54 -0800 X-CSE-ConnectionGUID: gkBfxmj7Qw+7rtnXXCu8yQ== X-CSE-MsgGUID: L4+YKP3/TASIP5WxA6dkGw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,325,1763452800"; d="scan'208";a="218502040" Received: from lkp-server01.sh.intel.com (HELO f27a57aa7a36) ([10.239.97.150]) by orviesa008.jf.intel.com with ESMTP; 04 Mar 2026 16:56:52 -0800 Received: from kbuild by f27a57aa7a36 with local (Exim 4.98.2) (envelope-from ) id 1vxx1F-000000004sZ-3fcU; Thu, 05 Mar 2026 00:56:49 +0000 Date: Thu, 05 Mar 2026 08:56:27 +0800 From: kernel test robot To: cros-kernel-buildreports@googlegroups.com Cc: oe-kbuild-all@lists.linux.dev Subject: [android-common:mirror-chromeos-5.10-arcvm 6/6] arch/arm64/kvm/fpsimd.c:129:5: error: implicit declaration of function 'sve_cond_update_zcr_vq' Message-ID: <202603050809.LlBgdQDP-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Hi Marc, FYI, the error/warning still remains. tree: https://android.googlesource.com/kernel/common mirror-chromeos-5.10-arcvm head: 8426c769398ef6f4ac3f61df3f3ec10bd11b0e50 commit: b0e15c8c44275afef4aacfb1560e38b974b02ac8 [6/6] FROMGIT: KVM: arm64: Save/restore SVE state for nVHE config: arm64-randconfig-001-20260305 (https://download.01.org/0day-ci/archive/20260305/202603050809.LlBgdQDP-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 9.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260305/202603050809.LlBgdQDP-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202603050809.LlBgdQDP-lkp@intel.com/ All errors (new ones prefixed by >>): arch/arm64/kvm/fpsimd.c: In function 'kvm_arch_vcpu_put_fp': >> arch/arm64/kvm/fpsimd.c:129:5: error: implicit declaration of function 'sve_cond_update_zcr_vq' [-Werror=implicit-function-declaration] 129 | sve_cond_update_zcr_vq(vcpu_sve_max_vq(vcpu) - 1, | ^~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/sve_cond_update_zcr_vq +129 arch/arm64/kvm/fpsimd.c 108 109 /* 110 * Write back the vcpu FPSIMD regs if they are dirty, and invalidate the 111 * cpu FPSIMD regs so that they can't be spuriously reused if this vcpu 112 * disappears and another task or vcpu appears that recycles the same 113 * struct fpsimd_state. 114 */ 115 void kvm_arch_vcpu_put_fp(struct kvm_vcpu *vcpu) 116 { 117 unsigned long flags; 118 bool host_has_sve = system_supports_sve(); 119 bool guest_has_sve = vcpu_has_sve(vcpu); 120 121 local_irq_save(flags); 122 123 if (vcpu->arch.flags & KVM_ARM64_FP_ENABLED) { 124 if (guest_has_sve) { 125 __vcpu_sys_reg(vcpu, ZCR_EL1) = read_sysreg_el1(SYS_ZCR); 126 127 /* Restore the VL that was saved when bound to the CPU */ 128 if (!has_vhe()) > 129 sve_cond_update_zcr_vq(vcpu_sve_max_vq(vcpu) - 1, -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki