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author | Cornelia Huck <cornelia.huck@de.ibm.com> | 2014-03-11 13:19:43 +0100 |
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committer | Cornelia Huck <cornelia.huck@de.ibm.com> | 2014-06-10 09:50:27 +0200 |
commit | de13d2161473d02ae97ec0f8e4503147554892dd (patch) | |
tree | 2d43f192b9e974e313eac5399d2f907493a86a8c /target-s390x/interrupt.c | |
parent | 66ad0893f07f194b5c8607cb81061b8d7202511c (diff) | |
download | qemu-de13d2161473d02ae97ec0f8e4503147554892dd.tar.gz qemu-de13d2161473d02ae97ec0f8e4503147554892dd.tar.bz2 qemu-de13d2161473d02ae97ec0f8e4503147554892dd.zip |
s390x: cleanup interrupt injection
Remove the need for a cpu to inject a floating interrupt on kvm.
Acked-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'target-s390x/interrupt.c')
-rw-r--r-- | target-s390x/interrupt.c | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/target-s390x/interrupt.c b/target-s390x/interrupt.c index c32bdcb0c1..23a9114f5a 100644 --- a/target-s390x/interrupt.c +++ b/target-s390x/interrupt.c @@ -12,50 +12,56 @@ /* * All of the following interrupts are floating, i.e. not per-vcpu. - * We just need a dummy cpustate in order to be able to inject. + * We just need a dummy cpustate in order to be able to inject in the + * non-kvm case. */ #if !defined(CONFIG_USER_ONLY) void s390_sclp_extint(uint32_t parm) { - S390CPU *dummy_cpu = s390_cpu_addr2state(0); - CPUS390XState *env = &dummy_cpu->env; - if (kvm_enabled()) { - kvm_s390_service_interrupt(dummy_cpu, parm); + kvm_s390_service_interrupt(parm); } else { + S390CPU *dummy_cpu = s390_cpu_addr2state(0); + CPUS390XState *env = &dummy_cpu->env; + env->psw.addr += 4; cpu_inject_ext(dummy_cpu, EXT_SERVICE, parm, 0); } } -void s390_virtio_irq(S390CPU *cpu, int config_change, uint64_t token) +void s390_virtio_irq(int config_change, uint64_t token) { if (kvm_enabled()) { - kvm_s390_virtio_irq(cpu, config_change, token); + kvm_s390_virtio_irq(config_change, token); } else { - cpu_inject_ext(cpu, EXT_VIRTIO, config_change, token); + S390CPU *dummy_cpu = s390_cpu_addr2state(0); + + cpu_inject_ext(dummy_cpu, EXT_VIRTIO, config_change, token); } } -void s390_io_interrupt(S390CPU *cpu, uint16_t subchannel_id, - uint16_t subchannel_nr, uint32_t io_int_parm, - uint32_t io_int_word) +void s390_io_interrupt(uint16_t subchannel_id, uint16_t subchannel_nr, + uint32_t io_int_parm, uint32_t io_int_word) { if (kvm_enabled()) { - kvm_s390_io_interrupt(cpu, subchannel_id, subchannel_nr, io_int_parm, + kvm_s390_io_interrupt(subchannel_id, subchannel_nr, io_int_parm, io_int_word); } else { - cpu_inject_io(cpu, subchannel_id, subchannel_nr, io_int_parm, + S390CPU *dummy_cpu = s390_cpu_addr2state(0); + + cpu_inject_io(dummy_cpu, subchannel_id, subchannel_nr, io_int_parm, io_int_word); } } -void s390_crw_mchk(S390CPU *cpu) +void s390_crw_mchk(void) { if (kvm_enabled()) { - kvm_s390_crw_mchk(cpu); + kvm_s390_crw_mchk(); } else { - cpu_inject_crw_mchk(cpu); + S390CPU *dummy_cpu = s390_cpu_addr2state(0); + + cpu_inject_crw_mchk(dummy_cpu); } } |