diff options
Diffstat (limited to 'arch/powerpc/include/asm/kvm_para.h')
-rw-r--r-- | arch/powerpc/include/asm/kvm_para.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/kvm_para.h b/arch/powerpc/include/asm/kvm_para.h new file mode 100644 index 000000000..abe1b5e82 --- /dev/null +++ b/arch/powerpc/include/asm/kvm_para.h @@ -0,0 +1,43 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * + * Copyright IBM Corp. 2008 + * + * Authors: Hollis Blanchard <hollisb@us.ibm.com> + */ +#ifndef __POWERPC_KVM_PARA_H__ +#define __POWERPC_KVM_PARA_H__ + +#include <asm/kvm_guest.h> + +#include <uapi/asm/kvm_para.h> + +static inline int kvm_para_available(void) +{ + return IS_ENABLED(CONFIG_KVM_GUEST) && is_kvm_guest(); +} + +static inline unsigned int kvm_arch_para_features(void) +{ + unsigned long r; + + if (!kvm_para_available()) + return 0; + + if(epapr_hypercall0_1(KVM_HCALL_TOKEN(KVM_HC_FEATURES), &r)) + return 0; + + return r; +} + +static inline unsigned int kvm_arch_para_hints(void) +{ + return 0; +} + +static inline bool kvm_check_and_clear_guest_paused(void) +{ + return false; +} + +#endif /* __POWERPC_KVM_PARA_H__ */ |