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

[Stefan Berger]

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.


>
> thanks,
>
> Mimi
>
>