Re: [PATCH v2 2/2] mm/vmpressure: split v1 userspace eventfd code into vmpressure-v1.c

[Michal Koutný]

On Mon, Jun 29, 2026 at 04:20:10PM +0100, Usama Arif <usama.arif@xxxxxxxxx> wrote:
> So what I mean is that I want to keep the effect of the patch that splits
> off v1 code as just that and not have the optimization of not running
> vmpressure for tree = true + cgroup v2.
> 
> vmpressure_v1_account_tree() compiles to an empty function in the split
> patch for cgroup v2, so if we make the splitting out v1 code as the first
> patch, the commit is not just going to split v1 code but also do the
> optimization of not running tree = true cgroup v2.
> 
> I hope it makes sense?

All clear now, it's clicked for me what is the optimization and what the
cleanup.

Thanks,
Michal

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