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Diffstat (limited to 'arch/s390/kvm/kvm-s390.h')
-rw-r--r--arch/s390/kvm/kvm-s390.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h
index a7ea80cfa4..111eb5c747 100644
--- a/arch/s390/kvm/kvm-s390.h
+++ b/arch/s390/kvm/kvm-s390.h
@@ -20,6 +20,24 @@
#include <asm/processor.h>
#include <asm/sclp.h>
+static inline void kvm_s390_fpu_store(struct kvm_run *run)
+{
+ fpu_stfpc(&run->s.regs.fpc);
+ if (cpu_has_vx())
+ save_vx_regs((__vector128 *)&run->s.regs.vrs);
+ else
+ save_fp_regs((freg_t *)&run->s.regs.fprs);
+}
+
+static inline void kvm_s390_fpu_load(struct kvm_run *run)
+{
+ fpu_lfpc_safe(&run->s.regs.fpc);
+ if (cpu_has_vx())
+ load_vx_regs((__vector128 *)&run->s.regs.vrs);
+ else
+ load_fp_regs((freg_t *)&run->s.regs.fprs);
+}
+
/* Transactional Memory Execution related macros */
#define IS_TE_ENABLED(vcpu) ((vcpu->arch.sie_block->ecb & ECB_TE))
#define TDB_FORMAT1 1