Re: [PATCH 2/2] nodeinfo: make freebsdNodeGetCPUCount work on Mac OS X

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On 05.10.2013 07:56, Ryota Ozaki wrote:
> This fixes the following error:
>   error : nodeGetInfo:933 : this function is not supported
>   by the connection driver: node info not implemented on this platform
> 
> Mac OS X can use sysctlbyname as same as FreeBSD to get the CPU
> frequency. However, the MIB style name is different from FreeBSD's.
> And the unit of the return frequency is also different.
> 
> Signed-off-by: Ryota Ozaki <ozaki.ryota@xxxxxxxxx>
> ---
>  src/nodeinfo.c | 15 ++++++++++++---
>  1 file changed, 12 insertions(+), 3 deletions(-)
> 
> diff --git a/src/nodeinfo.c b/src/nodeinfo.c
> index 33a79b7..0c92cfa 100644
> --- a/src/nodeinfo.c
> +++ b/src/nodeinfo.c
> @@ -38,7 +38,7 @@
>  # include <numa.h>
>  #endif
>  
> -#ifdef __FreeBSD__
> +#if defined(__FreeBSD__) || defined(__APPLE__)
>  # include <sys/types.h>
>  # include <sys/sysctl.h>
>  #endif
> @@ -58,7 +58,7 @@
>  
>  #define VIR_FROM_THIS VIR_FROM_NONE
>  
> -#ifdef __FreeBSD__
> +#if defined(__FreeBSD__) || defined(__APPLE__)
>  static int
>  freebsdNodeGetCPUCount(void)

This function is now called on apple too. I'm renaming it to
appleFreebsdNodeGetCPUCount().

>  {
> @@ -882,7 +882,7 @@ cleanup:
>      VIR_FORCE_FCLOSE(cpuinfo);
>      return ret;
>      }
> -#elif defined(__FreeBSD__)
> +#elif defined(__FreeBSD__) || defined(__APPLE__)
>      {
>      nodeinfo->nodes = 1;
>      nodeinfo->sockets = 1;
> @@ -897,12 +897,21 @@ cleanup:
>      unsigned long cpu_freq;
>      size_t cpu_freq_len = sizeof(cpu_freq);
>  
> +#ifdef __FreeBSD__
>      if (sysctlbyname("dev.cpu.0.freq", &cpu_freq, &cpu_freq_len, NULL, 0) < 0) {
>          virReportSystemError(errno, "%s", _("cannot obtain CPU freq"));
>          return -1;
>      }
>  
>      nodeinfo->mhz = cpu_freq;
> +#else
> +    if (sysctlbyname("hw.cpufrequency", &cpu_freq, &cpu_freq_len, NULL, 0) < 0) {
> +        virReportSystemError(errno, "%s", _("cannot obtain CPU freq"));
> +        return -1;
> +    }
> +
> +    nodeinfo->mhz = cpu_freq / 1000000;
> +#endif

Again, indentation is off.

>  
>      /* get memory information */
>      int mib[2] = { CTL_HW, HW_PHYSMEM };
> 

ACKed, fixed and pushed.

Michal

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