Re: [PATCH] mm/khugepaged: Remove unnecessary try_to_freeze()

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On Sat, 16 Dec 2023 19:43:41 +0800 Kevin Hao <haokexin@xxxxxxxxx> wrote:

> A freezable kernel thread can enter frozen state during freezing by
> either calling try_to_freeze() or using wait_event_freezable() and its
> variants. However, there is no need to use both methods simultaneously.
> The freezable wait variants have been used in khugepaged_wait_work()
> and khugepaged_alloc_sleep(), so remove this unnecessary
> try_to_freeze().
> 

Looks OK to me, but this will increase freezing latencies.  How
significant is this?

Also, we already have a patch from you with this same title.  Please
try to use different titles for different patches.





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