From: Andrea Righi <arighi@nvidia.com>
To: Christian Loehle <christian.loehle@arm.com>
Cc: Tejun Heo <tj@kernel.org>, David Vernet <void@manifault.com>,
Changwoo Min <changwoo@igalia.com>,
Emil Tsalapatis <emil@etsalapatis.com>,
Daniel Hodges <hodgesd@meta.com>,
sched-ext@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] sched_ext: Fix ops.dequeue() semantics
Date: Wed, 21 Jan 2026 13:57:09 +0100 [thread overview]
Message-ID: <aXDNJb-njXC1TzfG@gpd4> (raw)
In-Reply-To: <9e5d53ad-c347-4f24-ad6b-9abc1088e35d@arm.com>
On Wed, Jan 21, 2026 at 12:54:42PM +0000, Christian Loehle wrote:
...
> > This allows BPF schedulers to:
> > - reliably track task ownership and lifecycle,
> > - maintain accurate accounting of enqueue/dequeue pairs,
> > - update internal state when tasks change properties.
> > [snip]
>
> Cool, so with this patch I should be able to fix my scx_storm BPF
> scheduler doing local inserts, as long as I track all the task's status
> that are not in a DSQ?
> https://github.com/cloehle/scx/commit/25ea91d8f7fea1f31cf426561b432180fb9cf76a
> mentioned in
> https://github.com/sched-ext/scx/issues/2825
In theory, yes...
>
> Let me give that a go and report back!
Let me know how it goes.
Thanks,
-Andrea
next prev parent reply other threads:[~2026-01-21 12:57 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-21 12:25 [PATCHSET v2 sched_ext/for-6.20] sched_ext: Fix ops.dequeue() semantics Andrea Righi
2026-01-21 12:25 ` [PATCH 1/2] " Andrea Righi
2026-01-21 12:54 ` Christian Loehle
2026-01-21 12:57 ` Andrea Righi [this message]
2026-01-22 9:28 ` Kuba Piecuch
2026-01-23 13:32 ` Andrea Righi
2026-01-21 12:25 ` [PATCH 2/2] selftests/sched_ext: Add test to validate " Andrea Righi
-- strict thread matches above, loose matches on Subject: below --
2026-02-10 21:26 [PATCHSET v8] sched_ext: Fix " Andrea Righi
2026-02-10 21:26 ` [PATCH 1/2] " Andrea Righi
2026-02-10 23:20 ` Tejun Heo
2026-02-11 16:06 ` Andrea Righi
2026-02-11 19:47 ` Tejun Heo
2026-02-11 22:34 ` Andrea Righi
2026-02-11 22:37 ` Tejun Heo
2026-02-11 22:48 ` Andrea Righi
2026-02-12 10:16 ` Andrea Righi
2026-02-12 14:32 ` Christian Loehle
2026-02-12 15:45 ` Andrea Righi
2026-02-12 17:07 ` Tejun Heo
2026-02-12 18:14 ` Andrea Righi
2026-02-12 18:35 ` Tejun Heo
2026-02-12 22:30 ` Andrea Righi
2026-02-14 10:16 ` Andrea Righi
2026-02-14 17:56 ` Tejun Heo
2026-02-14 19:32 ` Andrea Righi
2026-02-10 23:54 ` Tejun Heo
2026-02-11 16:07 ` Andrea Righi
2026-02-06 13:54 [PATCHSET v7] " Andrea Righi
2026-02-06 13:54 ` [PATCH 1/2] " Andrea Righi
2026-02-06 20:35 ` Emil Tsalapatis
2026-02-07 9:26 ` Andrea Righi
2026-02-09 17:28 ` Tejun Heo
2026-02-09 19:06 ` Andrea Righi
2026-02-05 15:32 [PATCHSET v6] " Andrea Righi
2026-02-05 15:32 ` [PATCH 1/2] " Andrea Righi
2026-02-05 19:29 ` Kuba Piecuch
2026-02-05 21:32 ` Andrea Righi
2026-02-04 16:05 [PATCHSET v5] " Andrea Righi
2026-02-04 16:05 ` [PATCH 1/2] " Andrea Righi
2026-02-04 22:14 ` Tejun Heo
2026-02-05 9:26 ` Andrea Righi
2026-02-01 9:08 [PATCHSET v4 sched_ext/for-6.20] " Andrea Righi
2026-02-01 9:08 ` [PATCH 1/2] " Andrea Righi
2026-02-01 22:47 ` Christian Loehle
2026-02-02 7:45 ` Andrea Righi
2026-02-02 9:26 ` Andrea Righi
2026-02-02 10:02 ` Christian Loehle
2026-02-02 15:32 ` Andrea Righi
2026-02-02 10:09 ` Christian Loehle
2026-02-02 13:59 ` Kuba Piecuch
2026-02-04 9:36 ` Andrea Righi
2026-02-04 9:51 ` Kuba Piecuch
2026-02-02 11:56 ` Kuba Piecuch
2026-02-04 10:11 ` Andrea Righi
2026-02-04 10:33 ` Kuba Piecuch
2026-01-26 8:41 [PATCHSET v3 sched_ext/for-6.20] " Andrea Righi
2026-01-26 8:41 ` [PATCH 1/2] " Andrea Righi
2026-01-27 16:38 ` Emil Tsalapatis
2026-01-27 16:41 ` Kuba Piecuch
2026-01-30 7:34 ` Andrea Righi
2026-01-30 13:14 ` Kuba Piecuch
2026-01-31 6:54 ` Andrea Righi
2026-01-31 16:45 ` Kuba Piecuch
2026-01-31 17:24 ` Andrea Righi
2026-01-28 21:21 ` Tejun Heo
2026-01-30 11:54 ` Kuba Piecuch
2026-01-31 9:02 ` Andrea Righi
2026-01-31 17:53 ` Kuba Piecuch
2026-01-31 20:26 ` Andrea Righi
2026-02-02 15:19 ` Tejun Heo
2026-02-02 15:30 ` Andrea Righi
2026-02-01 17:43 ` Tejun Heo
2026-02-02 15:52 ` Andrea Righi
2026-02-02 16:23 ` Kuba Piecuch
2025-12-19 22:43 [PATCH 0/2] sched_ext: Implement proper " Andrea Righi
2025-12-19 22:43 ` [PATCH 1/2] sched_ext: Fix " Andrea Righi
2025-12-28 3:20 ` Emil Tsalapatis
2025-12-29 16:36 ` Andrea Righi
2025-12-29 18:35 ` Emil Tsalapatis
2025-12-28 17:19 ` Tejun Heo
2025-12-28 23:28 ` Tejun Heo
2025-12-28 23:38 ` Tejun Heo
2025-12-29 17:07 ` Andrea Righi
2025-12-29 18:55 ` Emil Tsalapatis
2025-12-28 23:42 ` Tejun Heo
2025-12-29 17:17 ` Andrea Righi
2025-12-29 0:06 ` Tejun Heo
2025-12-29 18:56 ` Andrea Righi
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