From 8bb3a2ebcf2a406a60d04f5a8756ea936b7f0bf3 Mon Sep 17 00:00:00 2001 From: Christian Ehrhardt Date: Sun, 24 Jul 2011 10:48:31 +0200 Subject: [PATCH] [S390] kvm: make sigp emerg smp capable SIGP emerg needs to pass the source vpu adress into __LC_CPU_ADDRESS of the target guest. Signed-off-by: Christian Ehrhardt Signed-off-by: Martin Schwidefsky --- arch/s390/include/asm/kvm_host.h | 5 +++++ arch/s390/kvm/interrupt.c | 4 ++++ 2 files changed, 9 insertions(+) diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h index e5d082c4f3aa..00ff00dfb24c 100644 --- a/arch/s390/include/asm/kvm_host.h +++ b/arch/s390/include/asm/kvm_host.h @@ -174,6 +174,10 @@ struct kvm_s390_prefix_info { __u32 address; }; +struct kvm_s390_emerg_info { + __u16 code; +}; + struct kvm_s390_interrupt_info { struct list_head list; u64 type; @@ -181,6 +185,7 @@ struct kvm_s390_interrupt_info { struct kvm_s390_io_info io; struct kvm_s390_ext_info ext; struct kvm_s390_pgm_info pgm; + struct kvm_s390_emerg_info emerg; struct kvm_s390_prefix_info prefix; }; }; diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index 35c21bf910c5..c9aeb4b4d0b8 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -128,6 +128,10 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu, if (rc == -EFAULT) exception = 1; + rc = put_guest_u16(vcpu, __LC_CPU_ADDRESS, inti->emerg.code); + if (rc == -EFAULT) + exception = 1; + rc = copy_to_guest(vcpu, __LC_EXT_OLD_PSW, &vcpu->arch.sie_block->gpsw, sizeof(psw_t)); if (rc == -EFAULT) -- 2.30.2