Re: [PATCH v8 4/5] tick/nohz_full: Ensure quiet_vmstat() is called on exit to user-mode when the idle tick is stopped

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To: Rafael Folco <rfolco@xxxxxxxxxx>
Subject: Re: [PATCH v8 4/5] tick/nohz_full: Ensure quiet_vmstat() is called on exit to user-mode when the idle tick is stopped
From: Aaron Tomlin <atomlin@xxxxxxxxxx>
Date: Thu, 29 Sep 2022 09:22:16 +0100
Cc: frederic@xxxxxxxxxx, mtosatti@xxxxxxxxxx, cl@xxxxxxxxx, tglx@xxxxxxxxxxxxx, mingo@xxxxxxxxxx, peterz@xxxxxxxxxxxxx, pauld@xxxxxxxxxx, neelx@xxxxxxxxxx, oleksandr@xxxxxxxxxxxxxx, atomlin@xxxxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx
In-reply-to: <CAOr2xH5DjEy7agHYx=5+4cr+OeJz52HUeUttkF9ueS8JHbQMFg@mail.gmail.com>
References: <20220924152227.819815-1-atomlin@redhat.com> <20220924152227.819815-5-atomlin@redhat.com> <CAOr2xH5DjEy7agHYx=5+4cr+OeJz52HUeUttkF9ueS8JHbQMFg@mail.gmail.com>

On Tue 2022-09-27 13:17 -0300, Rafael Folco wrote:
> Tested this patch w/ nohz_full setup and oslat 8h run on isolated cpus, max
> latency is 7us versus 15us without the patch.
> Thanks.

Hi Rafael,

Good news. Thanks for the feedback.
May I add Tested-by: ?


Kind regards,

-- 
Aaron Tomlin

Follow-Ups:
- Re: [PATCH v8 4/5] tick/nohz_full: Ensure quiet_vmstat() is called on exit to user-mode when the idle tick is stopped
  - From: Rafael Folco

References:
- [PATCH v8 0/5] Ensure quiet_vmstat() is called when the idle tick was stopped too
  - From: Aaron Tomlin
- [PATCH v8 4/5] tick/nohz_full: Ensure quiet_vmstat() is called on exit to user-mode when the idle tick is stopped
  - From: Aaron Tomlin
- Re: [PATCH v8 4/5] tick/nohz_full: Ensure quiet_vmstat() is called on exit to user-mode when the idle tick is stopped
  - From: Rafael Folco

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