Re: [PATCH v10 24/27] ima: Introduce securityfs file to activate an IMA namespace

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On Wed, 2022-02-23 at 12:08 -0500, Stefan Berger wrote:
> On 2/23/22 08:54, Mimi Zohar wrote:
> > On Tue, 2022-02-01 at 15:37 -0500, Stefan Berger wrote:
> >
> >>   int ima_fs_ns_init(struct user_namespace *user_ns, struct dentry *root)
> >>   {
> >>   	struct ima_namespace *ns = ima_ns_from_user_ns(user_ns);
> >> @@ -531,6 +596,12 @@ int ima_fs_ns_init(struct user_namespace *user_ns, struct dentry *root)
> >>   		}
> >>   	}
> >>   
> >> +	if (ns != &init_ima_ns) {
> >> +		ret = ima_fs_add_ns_files(ima_dir);
> >> +		if (ret)
> >> +			goto out;
> >> +	}
> >> +
> > In all other cases, the securityfs files are directly created in
> > ima_fs_ns_init().   What is different about "active" that a new
> > function is defined?
> 
> 
> It was meant as a function to create namespace-specific files, if more 
> were to come along.  I can move the code from ima_fs_add_ns_files() into 
> this function if you want.

Perhaps defer defining a new function until that happens.

thanks,

Mimi





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