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| author | Sean Christopherson <seanjc@google.com> | 2025-12-05 16:16:50 -0800 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2026-01-08 11:51:39 -0800 |
| commit | 4b24910c056995c0c0fa7c1b142696443b05fd8e (patch) | |
| tree | ff7f4a11c661bb4c25fee13bad39e536b0ce55a5 /include/linux/kvm_host.h | |
| parent | 01122b89361e565b3c88b9fbebe92dc5c7420cb7 (diff) | |
| download | lwn-4b24910c056995c0c0fa7c1b142696443b05fd8e.tar.gz lwn-4b24910c056995c0c0fa7c1b142696443b05fd8e.zip | |
KVM: Add a simplified wrapper for registering perf callbacks
Add a parameter-less API for registering perf callbacks in anticipation of
introducing another x86-only parameter for handling mediated PMU PMIs.
No functional change intended.
Acked-by: Anup Patel <anup@brainfault.org>
Tested-by: Xudong Hao <xudong.hao@intel.com>
Tested-by: Manali Shukla <manali.shukla@amd.com>
Link: https://patch.msgid.link/20251206001720.468579-15-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'include/linux/kvm_host.h')
| -rw-r--r-- | include/linux/kvm_host.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index d93f75b05ae2..8e410d1a63df 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -1749,10 +1749,17 @@ static inline bool kvm_arch_intc_initialized(struct kvm *kvm) #ifdef CONFIG_GUEST_PERF_EVENTS unsigned long kvm_arch_vcpu_get_ip(struct kvm_vcpu *vcpu); -void kvm_register_perf_callbacks(unsigned int (*pt_intr_handler)(void)); +void __kvm_register_perf_callbacks(unsigned int (*pt_intr_handler)(void), + void (*mediated_pmi_handler)(void)); + +static inline void kvm_register_perf_callbacks(void) +{ + __kvm_register_perf_callbacks(NULL, NULL); +} + void kvm_unregister_perf_callbacks(void); #else -static inline void kvm_register_perf_callbacks(void *ign) {} +static inline void kvm_register_perf_callbacks(void) {} static inline void kvm_unregister_perf_callbacks(void) {} #endif /* CONFIG_GUEST_PERF_EVENTS */ |