diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:14:31 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:14:31 +0000 |
| commit | e97aca3557601e6e343dcf391aa876321f48ac39 (patch) | |
| tree | e7db4542359bc8b48518df7fe28fd09c7543eea1 /arch/s390/kvm/kvm-s390.h | |
| parent | Releasing progress-linux version 6.9.8-1~progress7.99u1. (diff) | |
| download | linux-e97aca3557601e6e343dcf391aa876321f48ac39.tar.xz linux-e97aca3557601e6e343dcf391aa876321f48ac39.zip | |
Merging upstream version 6.9.9.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | arch/s390/kvm/kvm-s390.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h index 111eb5c747..bf8534218a 100644 --- a/arch/s390/kvm/kvm-s390.h +++ b/arch/s390/kvm/kvm-s390.h @@ -138,6 +138,21 @@ static inline u64 kvm_s390_get_base_disp_s(struct kvm_vcpu *vcpu, u8 *ar) return (base2 ? vcpu->run->s.regs.gprs[base2] : 0) + disp2; } +static inline u64 kvm_s390_get_base_disp_siy(struct kvm_vcpu *vcpu, u8 *ar) +{ + u32 base1 = vcpu->arch.sie_block->ipb >> 28; + s64 disp1; + + /* The displacement is a 20bit _SIGNED_ value */ + disp1 = sign_extend64(((vcpu->arch.sie_block->ipb & 0x0fff0000) >> 16) + + ((vcpu->arch.sie_block->ipb & 0xff00) << 4), 19); + + if (ar) + *ar = base1; + + return (base1 ? vcpu->run->s.regs.gprs[base1] : 0) + disp1; +} + static inline void kvm_s390_get_base_disp_sse(struct kvm_vcpu *vcpu, u64 *address1, u64 *address2, u8 *ar_b1, u8 *ar_b2) |