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Message-ID: <202112171611.EkYfPiKg-lkp@intel.com>
Date: Fri, 17 Dec 2021 17:01:55 +0800
From: kernel test robot <lkp@...el.com>
To: Isaku Yamahata <isaku.yamahata@...el.com>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: [intel-tdx:kvm-upstream 126/152] arch/x86/kvm/vmx/tdx_stubs.c:13:6:
warning: no previous prototype for function 'tdx_inject_nmi'
tree: https://github.com/intel/tdx.git kvm-upstream
head: bdfe06c17daab60c196ff80c1d98467a1d3734fa
commit: e5add375b2478be4f63bfc75497bfaae0d514fa0 [126/152] KVM: TDX: Implement methods to inject NMI
config: x86_64-randconfig-a013-20211216 (https://download.01.org/0day-ci/archive/20211217/202112171611.EkYfPiKg-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dd245bab9fbb364faa1581e4f92ba3119a872fba)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel/tdx/commit/e5add375b2478be4f63bfc75497bfaae0d514fa0
git remote add intel-tdx https://github.com/intel/tdx.git
git fetch --no-tags intel-tdx kvm-upstream
git checkout e5add375b2478be4f63bfc75497bfaae0d514fa0
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/kvm/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
arch/x86/kvm/vmx/tdx_stubs.c:4:13: warning: no previous prototype for function 'tdx_pre_kvm_init' [-Wmissing-prototypes]
void __init tdx_pre_kvm_init(unsigned int *vcpu_size,
^
arch/x86/kvm/vmx/tdx_stubs.c:4:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __init tdx_pre_kvm_init(unsigned int *vcpu_size,
^
static
arch/x86/kvm/vmx/tdx_stubs.c:6:12: warning: no previous prototype for function 'tdx_hardware_setup' [-Wmissing-prototypes]
int __init tdx_hardware_setup(struct kvm_x86_ops *x86_ops) { return -EOPNOTSUPP; }
^
arch/x86/kvm/vmx/tdx_stubs.c:6:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int __init tdx_hardware_setup(struct kvm_x86_ops *x86_ops) { return -EOPNOTSUPP; }
^
static
arch/x86/kvm/vmx/tdx_stubs.c:7:6: warning: no previous prototype for function 'tdx_hardware_enable' [-Wmissing-prototypes]
void tdx_hardware_enable(void) {}
^
arch/x86/kvm/vmx/tdx_stubs.c:7:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_hardware_enable(void) {}
^
static
arch/x86/kvm/vmx/tdx_stubs.c:8:6: warning: no previous prototype for function 'tdx_hardware_disable' [-Wmissing-prototypes]
void tdx_hardware_disable(void) {}
^
arch/x86/kvm/vmx/tdx_stubs.c:8:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_hardware_disable(void) {}
^
static
arch/x86/kvm/vmx/tdx_stubs.c:10:5: warning: no previous prototype for function 'tdx_vcpu_create' [-Wmissing-prototypes]
int tdx_vcpu_create(struct kvm_vcpu *vcpu) { return -EOPNOTSUPP; }
^
arch/x86/kvm/vmx/tdx_stubs.c:10:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int tdx_vcpu_create(struct kvm_vcpu *vcpu) { return -EOPNOTSUPP; }
^
static
arch/x86/kvm/vmx/tdx_stubs.c:11:6: warning: no previous prototype for function 'tdx_vcpu_free' [-Wmissing-prototypes]
void tdx_vcpu_free(struct kvm_vcpu *vcpu) {}
^
arch/x86/kvm/vmx/tdx_stubs.c:11:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_vcpu_free(struct kvm_vcpu *vcpu) {}
^
static
arch/x86/kvm/vmx/tdx_stubs.c:12:6: warning: no previous prototype for function 'tdx_vcpu_reset' [-Wmissing-prototypes]
void tdx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event) {}
^
arch/x86/kvm/vmx/tdx_stubs.c:12:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event) {}
^
static
>> arch/x86/kvm/vmx/tdx_stubs.c:13:6: warning: no previous prototype for function 'tdx_inject_nmi' [-Wmissing-prototypes]
void tdx_inject_nmi(struct kvm_vcpu *vcpu) {}
^
arch/x86/kvm/vmx/tdx_stubs.c:13:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_inject_nmi(struct kvm_vcpu *vcpu) {}
^
static
arch/x86/kvm/vmx/tdx_stubs.c:14:12: warning: no previous prototype for function 'tdx_vcpu_run' [-Wmissing-prototypes]
fastpath_t tdx_vcpu_run(struct kvm_vcpu *vcpu) { return EXIT_FASTPATH_NONE; }
^
arch/x86/kvm/vmx/tdx_stubs.c:14:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
fastpath_t tdx_vcpu_run(struct kvm_vcpu *vcpu) { return EXIT_FASTPATH_NONE; }
^
static
arch/x86/kvm/vmx/tdx_stubs.c:15:6: warning: no previous prototype for function 'tdx_vcpu_load' [-Wmissing-prototypes]
void tdx_vcpu_load(struct kvm_vcpu *vcpu, int cpu) {}
^
arch/x86/kvm/vmx/tdx_stubs.c:15:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_vcpu_load(struct kvm_vcpu *vcpu, int cpu) {}
^
static
arch/x86/kvm/vmx/tdx_stubs.c:16:6: warning: no previous prototype for function 'tdx_vcpu_put' [-Wmissing-prototypes]
void tdx_vcpu_put(struct kvm_vcpu *vcpu) {}
^
arch/x86/kvm/vmx/tdx_stubs.c:16:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_vcpu_put(struct kvm_vcpu *vcpu) {}
^
static
arch/x86/kvm/vmx/tdx_stubs.c:17:6: warning: no previous prototype for function 'tdx_prepare_switch_to_guest' [-Wmissing-prototypes]
void tdx_prepare_switch_to_guest(struct kvm_vcpu *vcpu) {}
^
arch/x86/kvm/vmx/tdx_stubs.c:17:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_prepare_switch_to_guest(struct kvm_vcpu *vcpu) {}
^
static
arch/x86/kvm/vmx/tdx_stubs.c:18:6: warning: no previous prototype for function 'tdx_handle_exit_irqoff' [-Wmissing-prototypes]
void tdx_handle_exit_irqoff(struct kvm_vcpu *vcpu) {}
^
arch/x86/kvm/vmx/tdx_stubs.c:18:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_handle_exit_irqoff(struct kvm_vcpu *vcpu) {}
^
static
arch/x86/kvm/vmx/tdx_stubs.c:19:5: warning: no previous prototype for function 'tdx_handle_exit' [-Wmissing-prototypes]
int tdx_handle_exit(struct kvm_vcpu *vcpu,
^
arch/x86/kvm/vmx/tdx_stubs.c:19:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int tdx_handle_exit(struct kvm_vcpu *vcpu,
^
static
arch/x86/kvm/vmx/tdx_stubs.c:21:6: warning: no previous prototype for function 'tdx_is_emulated_msr' [-Wmissing-prototypes]
bool tdx_is_emulated_msr(u32 index, bool write) { return false; }
^
arch/x86/kvm/vmx/tdx_stubs.c:21:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
bool tdx_is_emulated_msr(u32 index, bool write) { return false; }
^
static
arch/x86/kvm/vmx/tdx_stubs.c:22:5: warning: no previous prototype for function 'tdx_get_msr' [-Wmissing-prototypes]
int tdx_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) { return 1; }
^
arch/x86/kvm/vmx/tdx_stubs.c:22:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int tdx_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) { return 1; }
^
static
arch/x86/kvm/vmx/tdx_stubs.c:23:5: warning: no previous prototype for function 'tdx_set_msr' [-Wmissing-prototypes]
int tdx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) { return 1; }
^
arch/x86/kvm/vmx/tdx_stubs.c:23:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int tdx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) { return 1; }
^
static
arch/x86/kvm/vmx/tdx_stubs.c:25:6: warning: no previous prototype for function 'tdx_apicv_post_state_restore' [-Wmissing-prototypes]
void tdx_apicv_post_state_restore(struct kvm_vcpu *vcpu) {}
^
arch/x86/kvm/vmx/tdx_stubs.c:25:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_apicv_post_state_restore(struct kvm_vcpu *vcpu) {}
^
static
arch/x86/kvm/vmx/tdx_stubs.c:26:5: warning: no previous prototype for function 'tdx_deliver_posted_interrupt' [-Wmissing-prototypes]
int tdx_deliver_posted_interrupt(struct kvm_vcpu *vcpu, int vector) { return 0; }
^
arch/x86/kvm/vmx/tdx_stubs.c:26:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int tdx_deliver_posted_interrupt(struct kvm_vcpu *vcpu, int vector) { return 0; }
^
static
arch/x86/kvm/vmx/tdx_stubs.c:27:6: warning: no previous prototype for function 'tdx_get_exit_info' [-Wmissing-prototypes]
void tdx_get_exit_info(struct kvm_vcpu *vcpu, u32 *reason,
^
arch/x86/kvm/vmx/tdx_stubs.c:27:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void tdx_get_exit_info(struct kvm_vcpu *vcpu, u32 *reason,
^
static
arch/x86/kvm/vmx/tdx_stubs.c:30:5: warning: no previous prototype for function 'tdx_dev_ioctl' [-Wmissing-prototypes]
int tdx_dev_ioctl(void __user *argp) { return -EOPNOTSUPP; }
^
arch/x86/kvm/vmx/tdx_stubs.c:30:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int tdx_dev_ioctl(void __user *argp) { return -EOPNOTSUPP; }
^
static
arch/x86/kvm/vmx/tdx_stubs.c:31:5: warning: no previous prototype for function 'tdx_vm_ioctl' [-Wmissing-prototypes]
int tdx_vm_ioctl(struct kvm *kvm, void __user *argp) { return -EOPNOTSUPP; }
^
vim +/tdx_inject_nmi +13 arch/x86/kvm/vmx/tdx_stubs.c
9
10 int tdx_vcpu_create(struct kvm_vcpu *vcpu) { return -EOPNOTSUPP; }
11 void tdx_vcpu_free(struct kvm_vcpu *vcpu) {}
12 void tdx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event) {}
> 13 void tdx_inject_nmi(struct kvm_vcpu *vcpu) {}
14 fastpath_t tdx_vcpu_run(struct kvm_vcpu *vcpu) { return EXIT_FASTPATH_NONE; }
15 void tdx_vcpu_load(struct kvm_vcpu *vcpu, int cpu) {}
16 void tdx_vcpu_put(struct kvm_vcpu *vcpu) {}
17 void tdx_prepare_switch_to_guest(struct kvm_vcpu *vcpu) {}
18 void tdx_handle_exit_irqoff(struct kvm_vcpu *vcpu) {}
19 int tdx_handle_exit(struct kvm_vcpu *vcpu,
20 enum exit_fastpath_completion fastpath) { return 0; }
21 bool tdx_is_emulated_msr(u32 index, bool write) { return false; }
22 int tdx_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) { return 1; }
23 int tdx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) { return 1; }
24
---
0-DAY CI Kernel Test Service, Intel Corporation
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