Re: [PATCH 0/2] mm/shrinker: make unregister_shrinker() less fragile

[Christoph Hellwig]

On Sun, Jul 12, 2015 at 11:47:32AM +0900, Sergey Senozhatsky wrote:
> Yes, but the main difference here is that it seems that shrinker users
> don't tend to treat shrinker registration failures as fatal errors and
> just continue with shrinker functionality disabled. And it makes sense.
> 
> (copy paste from https://lkml.org/lkml/2015/7/9/751)
> 

I hearily disagree.  It's not any less critical than other failures.

The right way forward is to handle register failure properly.
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