diff options
| author | Xianglai Li <lixianglai@loongson.cn> | 2024-11-13 16:18:27 +0800 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2024-11-13 16:18:27 +0800 |
| commit | 8e3054261bc373f50122b2bc2d726d66a344bf29 (patch) | |
| tree | 46f9aa666ce588c5d798760539854ef74e5a93fd /arch/loongarch/include | |
| parent | daee2f9cae5510ba1bd9eed6b0cf0ca8dc276118 (diff) | |
LoongArch: KVM: Add IPI user mode read and write function
Implement the communication interface between the user mode programs
and the kernel in IPI interrupt controller simulation, which is used
to obtain or send the simulation data of the interrupt controller in
the user mode process, and is also used in VM migration or VM saving
and restoration.
Signed-off-by: Min Zhou <zhoumin@loongson.cn>
Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn>
Signed-off-by: Xianglai Li <lixianglai@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Diffstat (limited to 'arch/loongarch/include')
| -rw-r--r-- | arch/loongarch/include/uapi/asm/kvm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/loongarch/include/uapi/asm/kvm.h b/arch/loongarch/include/uapi/asm/kvm.h index 70d89070bfeb..c6bbbb34cef4 100644 --- a/arch/loongarch/include/uapi/asm/kvm.h +++ b/arch/loongarch/include/uapi/asm/kvm.h @@ -132,4 +132,6 @@ struct kvm_iocsr_entry { #define KVM_IRQCHIP_NUM_PINS 64 #define KVM_MAX_CORES 256 +#define KVM_DEV_LOONGARCH_IPI_GRP_REGS 0x40000001 + #endif /* __UAPI_ASM_LOONGARCH_KVM_H */ |