From: Tejun Heo <tj@kernel.org>
To: Andrea Righi <arighi@nvidia.com>
Cc: David Vernet <void@manifault.com>,
Changwoo Min <changwoo@igalia.com>,
Yury Norov <yury.norov@gmail.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] sched_ext: idle: Skip cross-node search with !CONFIG_NUMA
Date: Tue, 3 Jun 2025 08:29:33 -1000 [thread overview]
Message-ID: <aD8_DWecHHKlZyK_@slm.duckdns.org> (raw)
In-Reply-To: <20250603082201.173642-1-arighi@nvidia.com>
On Tue, Jun 03, 2025 at 10:22:01AM +0200, Andrea Righi wrote:
> In the idle CPU selection logic, attempting cross-node searches adds
> unnecessary complexity when CONFIG_NUMA is disabled.
>
> Since there's no meaningful concept of nodes in this case, simplify the
> logic by restricting the idle CPU search to the current node only.
>
> Fixes: 48849271e6611 ("sched_ext: idle: Per-node idle cpumasks")
> Signed-off-by: Andrea Righi <arighi@nvidia.com>
Applied to sched_ext/for-6.16-fixes.
Thanks.
--
tejun
next prev parent reply other threads:[~2025-06-03 18:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-03 8:22 Andrea Righi
2025-06-03 18:29 ` Tejun Heo [this message]
2025-06-04 14:05 ` Yury Norov
2025-06-04 15:07 ` Andrea Righi
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