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Subject: Re: [PATCH] kernel/hung_task: Add a whitelist and blacklist
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On 2021/04/19 11:22, 周传高 wrote:
> Some SOC vendors' drivers or user-mode processes may be in D state for a long time,
> and normally they do not configure HUNG TASK, so we need to ignore these tasks if
> we use HUNG TASK. 

Isn't that a sign that the quality of the drivers and user-mode processes is poor?
Wait should be killable/interruptible if possible (for better response to e.g. OOM-killer).