Hi Jim, [auto build test WARNING on kvm/linux-next] [also build test WARNING on v4.11-rc7 next-20170421] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Jim-Mattson/kvm-nVMX-Remove-superfluous-VMX-instruction-fault-checks/20170422-073002 base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git linux-next config: x86_64-kexec (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): .get_tdp_level = get_ept_level, ^~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11459:19: note: (near initialization for 'vmx_x86_ops.get_tdp_level') arch/x86/kvm/vmx.c:11460:17: error: initializer element is not constant .get_mt_mask = vmx_get_mt_mask, ^~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11460:17: note: (near initialization for 'vmx_x86_ops.get_mt_mask') arch/x86/kvm/vmx.c:11462:19: error: initializer element is not constant .get_exit_info = vmx_get_exit_info, ^~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11462:19: note: (near initialization for 'vmx_x86_ops.get_exit_info') arch/x86/kvm/vmx.c:11464:21: error: initializer element is not constant .get_lpage_level = vmx_get_lpage_level, ^~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11464:21: note: (near initialization for 'vmx_x86_ops.get_lpage_level') arch/x86/kvm/vmx.c:11466:18: error: initializer element is not constant .cpuid_update = vmx_cpuid_update, ^~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11466:18: note: (near initialization for 'vmx_x86_ops.cpuid_update') arch/x86/kvm/vmx.c:11471:25: error: initializer element is not constant .set_supported_cpuid = vmx_set_supported_cpuid, ^~~~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11471:25: note: (near initialization for 'vmx_x86_ops.set_supported_cpuid') arch/x86/kvm/vmx.c:11479:21: error: initializer element is not constant .check_intercept = vmx_check_intercept, ^~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11479:21: note: (near initialization for 'vmx_x86_ops.check_intercept') arch/x86/kvm/vmx.c:11480:26: error: initializer element is not constant .handle_external_intr = vmx_handle_external_intr, ^~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11480:26: note: (near initialization for 'vmx_x86_ops.handle_external_intr') arch/x86/kvm/vmx.c:11481:19: error: initializer element is not constant .mpx_supported = vmx_mpx_supported, ^~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11481:19: note: (near initialization for 'vmx_x86_ops.mpx_supported') arch/x86/kvm/vmx.c:11482:22: error: initializer element is not constant .xsaves_supported = vmx_xsaves_supported, ^~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11482:22: note: (near initialization for 'vmx_x86_ops.xsaves_supported') arch/x86/kvm/vmx.c:11484:25: error: initializer element is not constant .check_nested_events = vmx_check_nested_events, ^~~~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11484:25: note: (near initialization for 'vmx_x86_ops.check_nested_events') arch/x86/kvm/vmx.c:11486:14: error: initializer element is not constant .sched_in = vmx_sched_in, ^~~~~~~~~~~~ arch/x86/kvm/vmx.c:11486:14: note: (near initialization for 'vmx_x86_ops.sched_in') arch/x86/kvm/vmx.c:11488:27: error: initializer element is not constant .slot_enable_log_dirty = vmx_slot_enable_log_dirty, ^~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11488:27: note: (near initialization for 'vmx_x86_ops.slot_enable_log_dirty') arch/x86/kvm/vmx.c:11489:28: error: initializer element is not constant .slot_disable_log_dirty = vmx_slot_disable_log_dirty, ^~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11489:28: note: (near initialization for 'vmx_x86_ops.slot_disable_log_dirty') arch/x86/kvm/vmx.c:11490:21: error: initializer element is not constant .flush_log_dirty = vmx_flush_log_dirty, ^~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11490:21: note: (near initialization for 'vmx_x86_ops.flush_log_dirty') arch/x86/kvm/vmx.c:11491:32: error: initializer element is not constant .enable_log_dirty_pt_masked = vmx_enable_log_dirty_pt_masked, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11491:32: note: (near initialization for 'vmx_x86_ops.enable_log_dirty_pt_masked') arch/x86/kvm/vmx.c:11493:15: error: initializer element is not constant .pre_block = vmx_pre_block, ^~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11493:15: note: (near initialization for 'vmx_x86_ops.pre_block') arch/x86/kvm/vmx.c:11494:16: error: initializer element is not constant .post_block = vmx_post_block, ^~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11494:16: note: (near initialization for 'vmx_x86_ops.post_block') arch/x86/kvm/vmx.c:11498:20: error: initializer element is not constant .update_pi_irte = vmx_update_pi_irte, ^~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11498:20: note: (near initialization for 'vmx_x86_ops.update_pi_irte') arch/x86/kvm/vmx.c:11501:18: error: initializer element is not constant .set_hv_timer = vmx_set_hv_timer, ^~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11501:18: note: (near initialization for 'vmx_x86_ops.set_hv_timer') arch/x86/kvm/vmx.c:11502:21: error: initializer element is not constant .cancel_hv_timer = vmx_cancel_hv_timer, ^~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11502:21: note: (near initialization for 'vmx_x86_ops.cancel_hv_timer') arch/x86/kvm/vmx.c:11505:15: error: initializer element is not constant .setup_mce = vmx_setup_mce, ^~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11505:15: note: (near initialization for 'vmx_x86_ops.setup_mce') arch/x86/kvm/vmx.c:11508:19: error: invalid storage class for function 'vmx_init' static int __init vmx_init(void) ^~~~~~~~ arch/x86/kvm/vmx.c:11523:20: error: invalid storage class for function 'vmx_exit' static void __exit vmx_exit(void) ^~~~~~~~ In file included from arch/x86/kvm/vmx.c:25:0: include/linux/module.h:129:42: error: invalid storage class for function '__inittest' static inline initcall_t __maybe_unused __inittest(void) \ ^ arch/x86/kvm/vmx.c:11533:1: note: in expansion of macro 'module_init' module_init(vmx_init) ^~~~~~~~~~~ >> arch/x86/kvm/vmx.c:11533:1: warning: 'alias' attribute ignored [-Wattributes] In file included from arch/x86/kvm/vmx.c:25:0: include/linux/module.h:135:42: error: invalid storage class for function '__exittest' static inline exitcall_t __maybe_unused __exittest(void) \ ^ arch/x86/kvm/vmx.c:11534:1: note: in expansion of macro 'module_exit' module_exit(vmx_exit) ^~~~~~~~~~~ arch/x86/kvm/vmx.c:11534:1: warning: 'alias' attribute ignored [-Wattributes] arch/x86/kvm/vmx.c:11534:1: error: expected declaration or statement at end of input arch/x86/kvm/vmx.c:7053:21: warning: unused variable 'cs' [-Wunused-variable] struct kvm_segment cs; ^~ arch/x86/kvm/vmx.c: At top level: arch/x86/kvm/vmx.c:908:22: warning: 'nested_ept_get_cr3' used but never defined static unsigned long nested_ept_get_cr3(struct kvm_vcpu *vcpu); ^~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:910:13: warning: 'vmx_xsaves_supported' used but never defined static bool vmx_xsaves_supported(void); ^~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:918:13: warning: 'copy_vmcs12_to_shadow' declared 'static' but never defined [-Wunused-function] static void copy_vmcs12_to_shadow(struct vcpu_vmx *vmx); ^~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:919:13: warning: 'copy_shadow_to_vmcs12' used but never defined static void copy_shadow_to_vmcs12(struct vcpu_vmx *vmx); ^~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:1383:13: warning: 'nested_vmx_vmexit' used but never defined static void nested_vmx_vmexit(struct kvm_vcpu *vcpu, u32 exit_reason, ^~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:1386:13: warning: 'nested_vmx_entry_failure' used but never defined static void nested_vmx_entry_failure(struct kvm_vcpu *vcpu, ^~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:3221:13: warning: 'vmx_leave_nested' used but never defined static void vmx_leave_nested(struct kvm_vcpu *vcpu); ^~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11032:13: warning: 'nested_vmx_entry_failure' defined but not used [-Wunused-function] static void nested_vmx_entry_failure(struct kvm_vcpu *vcpu, ^~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:11016:13: warning: 'vmx_leave_nested' defined but not used [-Wunused-function] static void vmx_leave_nested(struct kvm_vcpu *vcpu) ^~~~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:10374:12: warning: 'nested_vmx_run' defined but not used [-Wunused-function] static int nested_vmx_run(struct kvm_vcpu *vcpu, bool launch) ^~~~~~~~~~~~~~ arch/x86/kvm/vmx.c:7050:12: warning: 'handle_vmon' defined but not used [-Wunused-function] static int handle_vmon(struct kvm_vcpu *vcpu) ^~~~~~~~~~~ cc1: some warnings being treated as errors vim +/alias +11533 arch/x86/kvm/vmx.c 8f536b76 arch/x86/kvm/vmx.c Zhang Yanfei 2012-12-06 11517 crash_vmclear_local_loaded_vmcss); 8f536b76 arch/x86/kvm/vmx.c Zhang Yanfei 2012-12-06 11518 #endif 8f536b76 arch/x86/kvm/vmx.c Zhang Yanfei 2012-12-06 11519 fdef3ad1 drivers/kvm/vmx.c He, Qing 2007-04-30 11520 return 0; 6aa8b732 drivers/kvm/vmx.c Avi Kivity 2006-12-10 11521 } 6aa8b732 drivers/kvm/vmx.c Avi Kivity 2006-12-10 11522 6aa8b732 drivers/kvm/vmx.c Avi Kivity 2006-12-10 11523 static void __exit vmx_exit(void) 6aa8b732 drivers/kvm/vmx.c Avi Kivity 2006-12-10 11524 { 2965faa5 arch/x86/kvm/vmx.c Dave Young 2015-09-09 11525 #ifdef CONFIG_KEXEC_CORE 3b63a43f arch/x86/kvm/vmx.c Monam Agarwal 2014-03-22 11526 RCU_INIT_POINTER(crash_vmclear_loaded_vmcss, NULL); 8f536b76 arch/x86/kvm/vmx.c Zhang Yanfei 2012-12-06 11527 synchronize_rcu(); 8f536b76 arch/x86/kvm/vmx.c Zhang Yanfei 2012-12-06 11528 #endif 8f536b76 arch/x86/kvm/vmx.c Zhang Yanfei 2012-12-06 11529 cb498ea2 drivers/kvm/vmx.c Zhang Xiantao 2007-11-14 11530 kvm_exit(); 6aa8b732 drivers/kvm/vmx.c Avi Kivity 2006-12-10 11531 } 6aa8b732 drivers/kvm/vmx.c Avi Kivity 2006-12-10 11532 6aa8b732 drivers/kvm/vmx.c Avi Kivity 2006-12-10 @11533 module_init(vmx_init) 6aa8b732 drivers/kvm/vmx.c Avi Kivity 2006-12-10 11534 module_exit(vmx_exit) :::::: The code at line 11533 was first introduced by commit :::::: 6aa8b732ca01c3d7a54e93f4d701b8aabbe60fb7 [PATCH] kvm: userspace interface :::::: TO: Avi Kivity <avi@xxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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