motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-01 23:03:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

kvm: require KVM_IRQFD for kernel irqchip

Browse source 
KVM_IRQFD was introduced in Linux 2.6.32, and since then it has always been
available on architectures that support an in-kernel interrupt controller.
We can require it unconditionally.

Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2023-10-17 13:34:50 +02:00
parent cc5e719e2c
commit a788260b20
5 changed files with 10 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

6
include/sysemu/kvm.h
View file

@ -37,7 +37,6 @@ extern bool kvm_split_irqchip;
extern bool kvm_async_interrupts_allowed;
extern bool kvm_halt_in_kernel_allowed;
extern bool kvm_eventfds_allowed;
extern bool kvm_irqfds_allowed;
extern bool kvm_resamplefds_allowed;
extern bool kvm_msi_via_irqfd_allowed;
extern bool kvm_gsi_routing_allowed;
@ -102,8 +101,10 @@ extern bool kvm_msi_use_devid;
* 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).
*
* Always available if running with in-kernel irqchip.
*/
#define kvm_irqfds_enabled() (kvm_irqfds_allowed)
#define kvm_irqfds_enabled() kvm_irqchip_in_kernel()
/**
* kvm_resamplefds_enabled:
@ -167,7 +168,6 @@ extern bool kvm_msi_use_devid;
#define kvm_async_interrupts_enabled() (false)
#define kvm_halt_in_kernel() (false)
#define kvm_eventfds_enabled() (false)
#define kvm_irqfds_enabled() (false)
#define kvm_resamplefds_enabled() (false)
#define kvm_msi_via_irqfd_enabled() (false)
#define kvm_gsi_routing_allowed() (false)