From: Peter Zijlstra <peterz@infradead.org>
To: K Prateek Nayak <kprateek.nayak@amd.com>
Cc: Ingo Molnar <mingo@redhat.com>,
Juri Lelli <juri.lelli@redhat.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Steven Rostedt <rostedt@goodmis.org>,
Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
Valentin Schneider <vschneid@redhat.com>,
Aaron Lu <ziqianlu@bytedance.com>, Josh Don <joshdon@google.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/5] sched/fair: Allow account_cfs_rq_runtime() to throttle current hierarchy
Date: Thu, 28 May 2026 13:45:29 +0200 [thread overview]
Message-ID: <20260528114529.GK343181@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <20260528094830.13291-1-kprateek.nayak@amd.com>
On Thu, May 28, 2026 at 09:48:25AM +0000, K Prateek Nayak wrote:
> Patches also cleanly apply on top of Zecheng's optimization from [3]
> when applied on top of the same base. Peter, there is only one trivial
> conflict with sched/flat, and Zecheng's optimization is generally
> beneficial for deep hierarchies even with flattened pick.
Ah, yes, I had meant to go look at how bad that conflict was, but just
hadn't gotten around to it.
Let me go have a play.
next prev parent reply other threads:[~2026-05-28 11:45 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-28 9:48 [PATCH 0/5] sched/fair: Allow account_cfs_rq_runtime() to throttle current hierarchy K Prateek Nayak
2026-05-28 9:48 ` [PATCH 1/5] sched/fair: Convert cfs bandwidth throttling to use guards K Prateek Nayak
2026-05-28 21:46 ` Benjamin Segall
2026-05-28 9:48 ` [PATCH 2/5] sched/fair: Use throttled_csd_list for local unthrottle K Prateek Nayak
2026-05-28 21:53 ` Benjamin Segall
2026-05-28 9:48 ` [PATCH 3/5] sched/fair: Call update_curr() before unthrottling the hierarchy K Prateek Nayak
2026-05-28 22:03 ` Benjamin Segall
2026-06-01 3:52 ` Aaron Lu
2026-06-01 5:50 ` K Prateek Nayak
2026-06-01 11:27 ` Peter Zijlstra
2026-06-02 6:33 ` K Prateek Nayak
2026-05-28 9:48 ` [PATCH 4/5] sched/fair: Move the throttled tasks to a local list in tg_unthrottle_up() K Prateek Nayak
2026-05-28 22:14 ` Benjamin Segall
2026-05-28 9:48 ` [PATCH 5/5] sched/fair: Unify cfs_rq throttling via account_cfs_rq_runtime() K Prateek Nayak
2026-05-28 22:44 ` Benjamin Segall
2026-06-01 13:48 ` Peter Zijlstra
2026-06-02 7:01 ` K Prateek Nayak
2026-06-02 8:32 ` Peter Zijlstra
2026-06-02 8:57 ` K Prateek Nayak
2026-05-28 11:45 ` Peter Zijlstra [this message]
2026-06-01 6:18 ` [PATCH 0/5] sched/fair: Allow account_cfs_rq_runtime() to throttle current hierarchy Aaron Lu
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