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Date: Wed, 22 Jul 2026 08:35:38 -1000
Message-ID: <2434032013e3edae6ea0548db08006fc@kernel.org>
From: Tejun Heo <tj@kernel.org>
To: Cui Jian <cjian720@163.com>
Cc: Andrea Righi <arighi@nvidia.com>, David Vernet <void@manifault.com>,
	Changwoo Min <changwoo@igalia.com>, sched-ext@lists.linux.dev,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] sched_ext: Fix stale errno in scx_sub_enable_workfn()
In-Reply-To: <20260722100352.36627-1-cjian720@163.com>
References: <20260722100352.36627-1-cjian720@163.com>
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Hello,

On Wed, Jul 22, 2026 at 06:03:52PM +0800, Cui Jian wrote:
> The nesting depth check and the cgroup online check in
> scx_sub_enable_workfn() reach err_disable without setting ret, so
> the fallback error added by commit db4e9defd2e8 ("sched_ext: Record
> an error on errno-only sub-enable failure") reports
> "scx_sub_enable() failed (0)".

Applied to sched_ext/for-7.3.

Thanks.

-- 
tejun