From: David Vernet <void@manifault.com>
To: Tejun Heo <tj@kernel.org>
Cc: kernel-team@meta.com, linux-kernel@vger.kernel.org, sched-ext@meta.com
Subject: Re: [PATCH 1/6] Revert "sched_ext: Use shorter slice while bypassing"
Date: Thu, 10 Oct 2024 12:59:26 -0500 [thread overview]
Message-ID: <20241010175926.GA28209@maniforge> (raw)
In-Reply-To: <20241009214411.681233-2-tj@kernel.org>
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On Wed, Oct 09, 2024 at 11:40:57AM -1000, Tejun Heo wrote:
> This reverts commit 6f34d8d382d64e7d8e77f5a9ddfd06f4c04937b0.
>
> Slice length is ignored while bypassing and tasks are switched on every tick
> and thus the patch does not make any difference. The perceived difference
> was from test noise.
>
> Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: David Vernet <void@manifault.com>
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next prev parent reply other threads:[~2024-10-10 17:59 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-09 21:40 [PATCHSET sched_ext/for-6.12-fixes] sched_ext: Fix RCU and other stalls while iterating tasks during enable/disable Tejun Heo
2024-10-09 21:40 ` [PATCH 1/6] Revert "sched_ext: Use shorter slice while bypassing" Tejun Heo
2024-10-10 17:59 ` David Vernet [this message]
2024-10-09 21:40 ` [PATCH 2/6] sched_ext: Start schedulers with consistent p->scx.slice values Tejun Heo
2024-10-10 18:00 ` David Vernet
2024-10-09 21:40 ` [PATCH 3/6] sched_ext: Move scx_buildin_idle_enabled check to scx_bpf_select_cpu_dfl() Tejun Heo
2024-10-09 21:41 ` [PATCH 4/6] sched_ext: bypass mode shouldn't depend on ops.select_cpu() Tejun Heo
2024-10-10 18:15 ` David Vernet
2024-10-10 18:26 ` Tejun Heo
2024-10-10 18:31 ` David Vernet
2024-10-09 21:41 ` [PATCH 5/6] sched_ext: Move scx_tasks_lock handling into scx_task_iter helpers Tejun Heo
2024-10-10 18:36 ` David Vernet
2024-10-09 21:41 ` [PATCH 6/6] sched_ext: Don't hold scx_tasks_lock for too long Tejun Heo
2024-10-10 19:12 ` David Vernet
2024-10-10 21:38 ` Tejun Heo
2024-10-10 23:38 ` Waiman Long
2024-10-10 21:43 ` [PATCHSET sched_ext/for-6.12-fixes] sched_ext: Fix RCU and other stalls while iterating tasks during enable/disable Tejun Heo
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