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SubjectRe: [PATCH v1 01/25] net: core: device_rename: Use rwsem instead of a seqcount
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From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 20 May 2020 01:42:30 +0200

> Stephen Hemminger <stephen@networkplumber.org> writes:
>> On Wed, 20 May 2020 00:23:48 +0200
>> Thomas Gleixner <tglx@linutronix.de> wrote:
>>> No. We did not. -ENOTESTCASE
>>
>> Please try, it isn't that hard..
>>
>> # time for ((i=0;i<1000;i++)); do ip li add dev dummy$i type dummy; done
>>
>> real 0m17.002s
>> user 0m1.064s
>> sys 0m0.375s
>
> And that solves the incorrectness of the current code in which way?

You mentioned that there wasn't a test case, he gave you one to try.

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