Re: [PATCH v2 2/2] mm,vmscan: Mark register_shrinker() as __must_check

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Michal Hocko wrote:
> As already pointed out, I do not think this is worth it. This function
> is no different than many others which need error handling. The system
> will work suboptimally when the shrinker is missing, no question about
> that, but there is no immediate blow up otherwise. It is not all that
> hard to find all those places and fix them up. We do not have hundreds
> of them...

The system might blow up after two years of uptime. For enterprise systems
which try to avoid reboots as much as possible, it is important to fix
known bugs before deploying.

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