Re: [PATCH v2] rteval: Fix -aNone being passed to cyclictest

[John Kacur <jkacur@redhat.com>]

On Tue, 11 Jun 2024, tglozar@redhat.com wrote:

> From: Tomas Glozar <tglozar@redhat.com>
> 
> When rteval is called via the command line, cpulists for both
> measurements and loads default to an empty string and are further
> processed by parse_cpulist_from_config. However, this is not true when
> rteval is used as a module: in that case, neither the default
> command-line value is used nor parse_cpulist_from_config is run, leading
> to None being set to the config property of measurements which is
> explicitely passed down to the corresponding cyclictest config property.
> 
> After 64ce7848dfab ("rteval: Add relative cpulists for measurements"),
> where the check for None was removed from the cyclictest module, rteval
> passes "-aNone" to cyclictest when being used as a module.
> 
> Call parse_cpulist_from_config with an empty string to get the default
> cpulist to pass to cyclictest module if cpulist is empty in
> the measurement config.
> 
> Fixes: 64ce7848dfab ("rteval: Add relative cpulists for measurements")
> Signed-off-by: Tomas Glozar <tglozar@redhat.com>
> ---
>  rteval/modules/measurement/__init__.py | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/rteval/modules/measurement/__init__.py b/rteval/modules/measurement/__init__.py
> index 11bd7b0..43c0fda 100644
> --- a/rteval/modules/measurement/__init__.py
> +++ b/rteval/modules/measurement/__init__.py
> @@ -148,6 +148,9 @@ measurement profiles, based on their characteristics"""
>          modcfg = self.__cfg.GetSection("measurement")
>          cpulist = modcfg.cpulist
>          run_on_isolcpus = modcfg.run_on_isolcpus
> +        if cpulist is None:
> +            # Get default cpulist value
> +            cpulist = cpulist_utils.collapse_cpulist(parse_cpulist_from_config("", run_on_isolcpus))
>  
>          for (modname, modtype) in modcfg:
>              if isinstance(modtype, str) and modtype.lower() == 'module':  # Only 'module' will be supported (ds)
> -- 

Signed-off-by: John Kacur <jkacur@redhat.com>