From 351082238d5d45d6836ec94eabe3fe7d72b36f46 Mon Sep 17 00:00:00 2001 From: Jason Wang Date: Fri, 6 Nov 2015 16:02:46 +0800 Subject: KVM: add support for any length io eventfd Signed-off-by: Jason Wang Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin Acked-by: Paolo Bonzini --- include/sysemu/kvm.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'include/sysemu/kvm.h') diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h index 4ac6176879..b31f325fa2 100644 --- a/include/sysemu/kvm.h +++ b/include/sysemu/kvm.h @@ -53,6 +53,7 @@ extern bool kvm_gsi_routing_allowed; extern bool kvm_gsi_direct_mapping; extern bool kvm_readonly_mem_allowed; extern bool kvm_direct_msi_allowed; +extern bool kvm_ioeventfd_any_length_allowed; #if defined CONFIG_KVM || !defined NEED_CPU_H #define kvm_enabled() (kvm_allowed) @@ -153,6 +154,12 @@ extern bool kvm_direct_msi_allowed; */ #define kvm_direct_msi_enabled() (kvm_direct_msi_allowed) +/** + * kvm_ioeventfd_any_length_enabled: + * Returns: true if KVM allows any length io eventfd. + */ +#define kvm_ioeventfd_any_length_enabled() (kvm_ioeventfd_any_length_allowed) + #else #define kvm_enabled() (0) #define kvm_irqchip_in_kernel() (false) @@ -166,6 +173,7 @@ extern bool kvm_direct_msi_allowed; #define kvm_gsi_direct_mapping() (false) #define kvm_readonly_mem_enabled() (false) #define kvm_direct_msi_enabled() (false) +#define kvm_ioeventfd_any_length_enabled() (false) #endif struct kvm_run; -- cgit v1.2.3