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SubjectRe: [PATCH 02/11] mm/page_alloc: Convert per-cpu list protection to local_lock
On Fri, Apr 09, 2021 at 08:59:39AM +0100, Mel Gorman wrote:
> In the end I just gave up and kept it simple as there is no benefit to
> !PREEMPT_RT which just disables IRQs. Maybe it'll be worth considering when
> PREEMPT_RT is upstream and can be enabled. The series was functionally
> tested on the PREEMPT_RT tree by reverting the page_alloc.c patch and
> applies this series and all of its prerequisites on top.

Right, I see the problem. Fair enough; perhaps ammend the changelog to
include some of that so that we can 'remember' in a few months why the
code is 'funneh'.

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