[Devel] Re: [PATCH v5 15/18] Aggregate memcg cache values in slabinfo

[Glauber Costa]

On 10/19/2012 11:50 PM, Christoph Lameter wrote:
> On Fri, 19 Oct 2012, Glauber Costa wrote:
> 
>> +
>> +/*
>> + * We use suffixes to the name in memcg because we can't have caches
>> + * created in the system with the same name. But when we print them
>> + * locally, better refer to them with the base name
>> + */
>> +static inline const char *cache_name(struct kmem_cache *s)
>> +{
>> +	if (!is_root_cache(s))
>> +		return s->memcg_params->root_cache->name;
>> +	return s->name;
>> +}
> 
> Could we avoid this uglyness? You can ID a slab cache by combining a memcg
> pointer and a slabname.
> 
But that is not what I want.

What I want is to show the cache by its root name in memcg-specific
slabinfo.