Message ID | 1445591718-5720-2-git-send-email-jianjay.zhou@huawei.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Hi Jian, [auto build test ERROR on v4.3-rc6 -- if it's inappropriate base, please suggest rules for selecting the more suitable base] url: https://github.com/0day-ci/linux/commits/Jian-Zhou/KVM-X86-Add-arrays-to-save-restore-LBR-MSRs/20151023-172601 config: x86_64-lkp (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 Note: the linux-review/Jian-Zhou/KVM-X86-Add-arrays-to-save-restore-LBR-MSRs/20151023-172601 HEAD d402c03a709c1dff60e2800becbafaf3b2d86dcd builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): In file included from include/linux/kvm_host.h:34:0, from arch/x86/kvm/../../../virt/kvm/kvm_main.c:21: >> arch/x86/include/asm/kvm_host.h:530:25: error: 'MAX_NUM_LBR_MSRS' undeclared here (not in a function) struct msr_data guest[MAX_NUM_LBR_MSRS]; ^ vim +/MAX_NUM_LBR_MSRS +530 arch/x86/include/asm/kvm_host.h 524 525 int lbr_status; 526 int lbr_used; 527 528 struct lbr_msr { 529 unsigned nr; > 530 struct msr_data guest[MAX_NUM_LBR_MSRS]; 531 struct msr_data host[MAX_NUM_LBR_MSRS]; 532 }lbr_msr; 533 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 3a36ee7..dc2c120 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -376,6 +376,12 @@ struct kvm_vcpu_hv { u64 hv_vapic; }; +struct msr_data { + bool host_initiated; + u32 index; + u64 data; +}; + struct kvm_vcpu_arch { /* * rip and regs accesses must go through @@ -516,6 +522,15 @@ struct kvm_vcpu_arch { unsigned long eff_db[KVM_NR_DB_REGS]; unsigned long guest_debug_dr7; + int lbr_status; + int lbr_used; + + struct lbr_msr { + unsigned nr; + struct msr_data guest[MAX_NUM_LBR_MSRS]; + struct msr_data host[MAX_NUM_LBR_MSRS]; + }lbr_msr; + u64 mcg_cap; u64 mcg_status; u64 mcg_ctl; @@ -728,12 +743,6 @@ struct kvm_vcpu_stat { struct x86_instruction_info; -struct msr_data { - bool host_initiated; - u32 index; - u64 data; -}; - struct kvm_lapic_irq { u32 vector; u16 delivery_mode; @@ -887,6 +896,11 @@ struct kvm_x86_ops { gfn_t offset, unsigned long mask); /* pmu operations of sub-arch */ const struct kvm_pmu_ops *pmu_ops; + + int (*set_debugctlmsr)(struct kvm_vcpu *vcpu, u64 value); + u64 (*get_debugctlmsr)(void); + void (*set_lbr_msr)(struct kvm_vcpu *vcpu, u32 msr, u64 data); + u64 (*get_lbr_msr)(struct kvm_vcpu *vcpu, u32 msr); }; struct kvm_arch_async_pf {