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Re: [Qemu-devel] [PATCH] s390x/kvm: fix run_on_cpu sigp conversions


From: Christian Borntraeger
Subject: Re: [Qemu-devel] [PATCH] s390x/kvm: fix run_on_cpu sigp conversions
Date: Fri, 4 Nov 2016 09:23:48 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0

On 11/02/2016 05:21 PM, Cornelia Huck wrote:
> Commit 14e6fe12a ("*_run_on_cpu: introduce run_on_cpu_data type")
> attempted to convert all users of run_on_cpu to use the new
> run_on_cpu_data type. It missed to change the called sigp_* routines,
> however. Fix that.
> 
> Fixes: 14e6fe12a ("*_run_on_cpu: introduce run_on_cpu_data type")
> Signed-off-by: Cornelia Huck <address@hidden>
> ---
> Peter, Stefan: This fixes building for s390x which is currently
> broken (at least with kvm enabled). Two questions:
> - Will you pick this up as a build fix, or should I do a pull req?
> - Can we do anything more to catch errors like this?

I think if Peter could apply this immediately this would help testing
the softfreeze code.
Acked-by: Christian Borntraeger <address@hidden>


> ---
>  target-s390x/kvm.c | 36 ++++++++++++++++++------------------
>  1 file changed, 18 insertions(+), 18 deletions(-)
> 
> diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
> index 36b4847..97afe02 100644
> --- a/target-s390x/kvm.c
> +++ b/target-s390x/kvm.c
> @@ -1401,10 +1401,10 @@ static void set_sigp_status(SigpInfo *si, uint64_t 
> status)
>      si->cc = SIGP_CC_STATUS_STORED;
>  }
> 
> -static void sigp_start(CPUState *cs, void *arg)
> +static void sigp_start(CPUState *cs, run_on_cpu_data arg)
>  {
>      S390CPU *cpu = S390_CPU(cs);
> -    SigpInfo *si = arg;
> +    SigpInfo *si = arg.host_ptr;
> 
>      if (s390_cpu_get_state(cpu) != CPU_STATE_STOPPED) {
>          si->cc = SIGP_CC_ORDER_CODE_ACCEPTED;
> @@ -1415,10 +1415,10 @@ static void sigp_start(CPUState *cs, void *arg)
>      si->cc = SIGP_CC_ORDER_CODE_ACCEPTED;
>  }
> 
> -static void sigp_stop(CPUState *cs, void *arg)
> +static void sigp_stop(CPUState *cs, run_on_cpu_data arg)
>  {
>      S390CPU *cpu = S390_CPU(cs);
> -    SigpInfo *si = arg;
> +    SigpInfo *si = arg.host_ptr;
>      struct kvm_s390_irq irq = {
>          .type = KVM_S390_SIGP_STOP,
>      };
> @@ -1501,10 +1501,10 @@ static int kvm_s390_store_status(S390CPU *cpu, hwaddr 
> addr, bool store_arch)
>      return 0;
>  }
> 
> -static void sigp_stop_and_store_status(CPUState *cs, void *arg)
> +static void sigp_stop_and_store_status(CPUState *cs, run_on_cpu_data arg)
>  {
>      S390CPU *cpu = S390_CPU(cs);
> -    SigpInfo *si = arg;
> +    SigpInfo *si = arg.host_ptr;
>      struct kvm_s390_irq irq = {
>          .type = KVM_S390_SIGP_STOP,
>      };
> @@ -1529,10 +1529,10 @@ static void sigp_stop_and_store_status(CPUState *cs, 
> void *arg)
>      si->cc = SIGP_CC_ORDER_CODE_ACCEPTED;
>  }
> 
> -static void sigp_store_status_at_address(CPUState *cs, void *arg)
> +static void sigp_store_status_at_address(CPUState *cs, run_on_cpu_data arg)
>  {
>      S390CPU *cpu = S390_CPU(cs);
> -    SigpInfo *si = arg;
> +    SigpInfo *si = arg.host_ptr;
>      uint32_t address = si->param & 0x7ffffe00u;
> 
>      /* cpu has to be stopped */
> @@ -1550,10 +1550,10 @@ static void sigp_store_status_at_address(CPUState 
> *cs, void *arg)
>      si->cc = SIGP_CC_ORDER_CODE_ACCEPTED;
>  }
> 
> -static void sigp_store_adtl_status(CPUState *cs, void *arg)
> +static void sigp_store_adtl_status(CPUState *cs, run_on_cpu_data arg)
>  {
>      S390CPU *cpu = S390_CPU(cs);
> -    SigpInfo *si = arg;
> +    SigpInfo *si = arg.host_ptr;
> 
>      if (!s390_has_feat(S390_FEAT_VECTOR)) {
>          set_sigp_status(si, SIGP_STAT_INVALID_ORDER);
> @@ -1581,10 +1581,10 @@ static void sigp_store_adtl_status(CPUState *cs, void 
> *arg)
>      si->cc = SIGP_CC_ORDER_CODE_ACCEPTED;
>  }
> 
> -static void sigp_restart(CPUState *cs, void *arg)
> +static void sigp_restart(CPUState *cs, run_on_cpu_data arg)
>  {
>      S390CPU *cpu = S390_CPU(cs);
> -    SigpInfo *si = arg;
> +    SigpInfo *si = arg.host_ptr;
>      struct kvm_s390_irq irq = {
>          .type = KVM_S390_RESTART,
>      };
> @@ -1612,11 +1612,11 @@ int kvm_s390_cpu_restart(S390CPU *cpu)
>      return 0;
>  }
> 
> -static void sigp_initial_cpu_reset(CPUState *cs, void *arg)
> +static void sigp_initial_cpu_reset(CPUState *cs, run_on_cpu_data arg)
>  {
>      S390CPU *cpu = S390_CPU(cs);
>      S390CPUClass *scc = S390_CPU_GET_CLASS(cpu);
> -    SigpInfo *si = arg;
> +    SigpInfo *si = arg.host_ptr;
> 
>      cpu_synchronize_state(cs);
>      scc->initial_cpu_reset(cs);
> @@ -1624,11 +1624,11 @@ static void sigp_initial_cpu_reset(CPUState *cs, void 
> *arg)
>      si->cc = SIGP_CC_ORDER_CODE_ACCEPTED;
>  }
> 
> -static void sigp_cpu_reset(CPUState *cs, void *arg)
> +static void sigp_cpu_reset(CPUState *cs, run_on_cpu_data arg)
>  {
>      S390CPU *cpu = S390_CPU(cs);
>      S390CPUClass *scc = S390_CPU_GET_CLASS(cpu);
> -    SigpInfo *si = arg;
> +    SigpInfo *si = arg.host_ptr;
> 
>      cpu_synchronize_state(cs);
>      scc->cpu_reset(cs);
> @@ -1636,10 +1636,10 @@ static void sigp_cpu_reset(CPUState *cs, void *arg)
>      si->cc = SIGP_CC_ORDER_CODE_ACCEPTED;
>  }
> 
> -static void sigp_set_prefix(CPUState *cs, void *arg)
> +static void sigp_set_prefix(CPUState *cs, run_on_cpu_data arg)
>  {
>      S390CPU *cpu = S390_CPU(cs);
> -    SigpInfo *si = arg;
> +    SigpInfo *si = arg.host_ptr;
>      uint32_t addr = si->param & 0x7fffe000u;
> 
>      cpu_synchronize_state(cs);
> 




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