Re: [PATCH v6] ppc: well form kvmppc_hint_smt_possible error hint helper

[David Gibson]

On Wed, Nov 27, 2019 at 10:14:34PM +0300, Vladimir Sementsov-Ogievskiy wrote:
> Make kvmppc_hint_smt_possible hint append helper well formed:
> rename errp to errp_in, as it is IN-parameter here (which is unusual
> for errp), rename function to be kvmppc_error_append_*_hint.

I'm not entirely convinced by the errp_in name, since it's actually
both an in and out parameter.  Nonetheless, I've applied this to
ppc-for-5.0.


> Signed-off-by: Vladimir Sementsov-Ogievskiy <address@hidden>
> Reviewed-by: Marc-André Lureau <address@hidden>
> ---
> 
> v6: keep kvmppc_ function prefix
>     add r-b by Marc-André
> 
>  target/ppc/kvm_ppc.h | 4 ++--
>  hw/ppc/spapr.c       | 2 +-
>  target/ppc/kvm.c     | 6 +++---
>  3 files changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/target/ppc/kvm_ppc.h b/target/ppc/kvm_ppc.h
> index 98bd7d5da6..47b08a4030 100644
> --- a/target/ppc/kvm_ppc.h
> +++ b/target/ppc/kvm_ppc.h
> @@ -28,7 +28,7 @@ void kvmppc_set_papr(PowerPCCPU *cpu);
>  int kvmppc_set_compat(PowerPCCPU *cpu, uint32_t compat_pvr);
>  void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy);
>  int kvmppc_smt_threads(void);
> -void kvmppc_hint_smt_possible(Error **errp);
> +void kvmppc_error_append_smt_possible_hint(Error **errp_in);
>  int kvmppc_set_smt_threads(int smt);
>  int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits);
>  int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits);
> @@ -164,7 +164,7 @@ static inline int kvmppc_smt_threads(void)
>      return 1;
>  }
>  
> -static inline void kvmppc_hint_smt_possible(Error **errp)
> +static inline void kvmppc_error_append_smt_possible_hint(Error **errp_in)
>  {
>      return;
>  }
> diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> index e076f6023c..1b87eb0ffd 100644
> --- a/hw/ppc/spapr.c
> +++ b/hw/ppc/spapr.c
> @@ -2564,7 +2564,7 @@ static void spapr_set_vsmt_mode(SpaprMachineState 
> *spapr, Error **errp)
>                                        " requires the use of VSMT mode %d.\n",
>                                        smp_threads, kvm_smt, spapr->vsmt);
>                  }
> -                kvmppc_hint_smt_possible(&local_err);
> +                kvmppc_error_append_smt_possible_hint(&local_err);
>                  goto out;
>              }
>          }
> diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c
> index c77f9848ec..7406d18945 100644
> --- a/target/ppc/kvm.c
> +++ b/target/ppc/kvm.c
> @@ -2076,7 +2076,7 @@ int kvmppc_set_smt_threads(int smt)
>      return ret;
>  }
>  
> -void kvmppc_hint_smt_possible(Error **errp)
> +void kvmppc_error_append_smt_possible_hint(Error **errp_in)
>  {
>      int i;
>      GString *g;
> @@ -2091,10 +2091,10 @@ void kvmppc_hint_smt_possible(Error **errp)
>              }
>          }
>          s = g_string_free(g, false);
> -        error_append_hint(errp, "%s.\n", s);
> +        error_append_hint(errp_in, "%s.\n", s);
>          g_free(s);
>      } else {
> -        error_append_hint(errp,
> +        error_append_hint(errp_in,
>                            "This KVM seems to be too old to support VSMT.\n");
>      }
>  }

-- 
David Gibson                    | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au  | minimalist, thank you.  NOT _the_ _other_
                                | _way_ _around_!
http://www.ozlabs.org/~dgibson

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