linux-kernel - Re: [PATCH linux-next] sched/psi: avoid unnecessary resetting min update period when destroy trigger

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 26 Apr 2023 11:18:39 +0800
From:   Yang Yang <yang.yang29@....com.cn>
To:     mingo@...hat.com
Cc:     surenb@...gle.com, hannes@...xchg.org, juri.lelli@...hat.com,
        linux-kernel@...r.kernel.org, yang.yang29@....com.cn,
        peterz@...radead.org
Subject: Re: [PATCH linux-next] sched/psi: avoid unnecessary resetting min update period when destroy trigger

>On Mon, Apr 17, 2023 at 1:12 AM <yang.yang29@....com.cn> wrote:
>>
>> From: Yang Yang <yang.yang19@....com.cn>
>>
>> Psi_group's poll_min_period is determined by the min window size of
>> psi_trigger when creating new triggers. While destroying a psi_trigger,
>> there is no need to reset poll_min_period if the destroying psi_trigger
>> not had the min windows size, since in this condition poll_min_period
>> will keep the same as before.
>
> Nice optimization.
>
>> Signed-off-by: Yang Yang <yang.yang29@....com.cn>
> Acked-by: Suren Baghdasaryan <surenb@...gle.com>

Hi, would you please take a review?
Thanks!