Re: [PATCH 2/6] memcg, slab: kmem_cache_create_memcg(): free memcgparams on error

[Michal Hocko]

On Thu 19-12-13 10:32:29, Vladimir Davydov wrote:
> On 12/18/2013 09:06 PM, Michal Hocko wrote:
> > On Wed 18-12-13 17:16:53, Vladimir Davydov wrote:
> >> Plus, rename memcg_register_cache() to memcg_init_cache_params(),
> >> because it actually does not register the cache anywhere, but simply
> >> initialize kmem_cache::memcg_params.
> > I've almost missed this is a memory leak fix.
> 
> Yeah, the comment is poor, sorry about that. Will fix it.
> 
> > I do not mind renaming and the name but wouldn't
> > memcg_alloc_cache_params suit better?
> 
> As you wish. I don't have a strong preference for memcg_init_cache_params.

I really hate naming... but it seems that alloc is a better fit. _init_
would expect an already allocated object.

Btw. memcg_free_cache_params is called only once which sounds
suspicious. The regular destroy path should use it as well?
[...]
-- 
Michal Hocko
SUSE Labs
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