Re: [PATCH] RCU: Fix macro name CONFIG_TASKS_RCU_TRACE

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----- On Jul 13, 2021, at 12:16 AM, paulmck paulmck@xxxxxxxxxx wrote:

> On Tue, Jul 13, 2021 at 08:56:45AM +0800, zhouzhouyi@xxxxxxxxx wrote:
>> From: Zhouyi Zhou <zhouzhouyi@xxxxxxxxx>
>> 
>> Hi Paul,
>> 
>> During my studying of RCU, I did a grep in the kernel source tree.
>> I found there are 3 places where the macro name CONFIG_TASKS_RCU_TRACE
>> should be CONFIG_TASKS_TRACE_RCU instead.
>> 
>> Without memory fencing, the idle/userspace task inspection may not
>> be so accurate.
>> 
>> Thanks for your constant encouragement for my studying.
>> 
>> Best Wishes
>> Zhouyi
>> 
>> Signed-off-by: Zhouyi Zhou <zhouzhouyi@xxxxxxxxx>
> 
> Good eyes, and those could cause real bugs, so thank you!

Hi Paul,

This makes me wonder: what is missing testing-wise in rcutorture to
catch those issues with testing before they reach mainline ?

Thanks,

Mathieu

-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com



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