Re: [PATCH v2 6/8] mm/lru: remove rcu_read_lock to fix performance regression

From: Alex Shi
Date: Thu Nov 14 2019 - 01:02:27 EST




å 2019/11/13 äå7:40, Mel Gorman åé:
>> Hi Matthew,
>>
>> Very sorry for your time! The main reasons I use a separate patch since a, Intel 0day asking me to credit their are founding, and I don't know how to give a clearly/elegant explanation for a non-exist regression in a fixed patch. b, this regression is kindly pretty tricky. Maybe it's better saying thanks in version change log of cover-letter?
>>
> Add something like this to the patch
>
> [lkp@xxxxxxxxx: Fix RCU-related regression reported by LKP robot]
> Signed-off-by: Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx>

It's a good idea! Thanks a lot, Mel!