diff options
Diffstat (limited to 'kvm.h')
-rw-r--r-- | kvm.h | 10 |
1 files changed, 10 insertions, 0 deletions
@@ -25,6 +25,7 @@ extern int kvm_allowed; extern bool kvm_kernel_irqchip; extern bool kvm_async_interrupt_injection; +extern bool kvm_irqfds_allowed; #if defined CONFIG_KVM || !defined NEED_CPU_H #define kvm_enabled() (kvm_allowed) @@ -38,10 +39,19 @@ extern bool kvm_async_interrupt_injection; * (where the vcpu must be stopped at a suitable point first). */ #define kvm_async_interrupt_injection() (kvm_async_interrupt_injection) +/** + * kvm_irqfds_enabled: + * + * Returns: true if we can use irqfds to inject interrupts into + * a KVM CPU (ie the kernel supports irqfds and we are running + * with a configuration where it is meaningful to use them). + */ +#define kvm_irqfds_enabled() (kvm_irqfds_allowed) #else #define kvm_enabled() (0) #define kvm_irqchip_in_kernel() (false) #define kvm_async_interrupt_injection() (false) +#define kvm_irqfds_enabled() (false) #endif struct kvm_run; |