linux-kernel - Re: [PATCH 1/5] scx_flatcg: Use a user DSQ for fallback instead of SCX_DSQ

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Message-ID: <20240925164525.GB26346@maniforge>
Date: Wed, 25 Sep 2024 11:45:25 -0500
From: David Vernet <void@...ifault.com>
To: Tejun Heo <tj@...nel.org>
Cc: kernel-team@...a.com, linux-kernel@...r.kernel.org, sched-ext@...a.com
Subject: Re: [PATCH 1/5] scx_flatcg: Use a user DSQ for fallback instead of
 SCX_DSQ_GLOBAL

On Tue, Sep 24, 2024 at 02:06:03PM -1000, Tejun Heo wrote:
> scx_flatcg was using SCX_DSQ_GLOBAL for fallback handling. However, it is
> assuming that SCX_DSQ_GLOBAL isn't automatically consumed, which was true a
> while ago but is no longer the case. Also, there are further changes planned
> for SCX_DSQ_GLOBAL which will disallow explicit consumption from it. Switch
> to a user DSQ for fallback.
> 
> Signed-off-by: Tejun Heo <tj@...nel.org>

Acked-by: David Vernet <void@...ifault.com>

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