From: Thomas Gleixner <tglx@linutronix.de>
To: K Prateek Nayak <kprateek.nayak@amd.com>,
LKML <linux-kernel@vger.kernel.org>
Cc: Peter Zilstra <peterz@infradead.org>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
"Paul E. McKenney" <paulmck@kernel.org>,
Boqun Feng <boqun.feng@gmail.com>,
Jonathan Corbet <corbet@lwn.net>,
Prakash Sangappa <prakash.sangappa@oracle.com>,
Madadi Vineeth Reddy <vineethr@linux.ibm.com>,
Steven Rostedt <rostedt@goodmis.org>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Arnd Bergmann <arnd@arndb.de>,
linux-arch@vger.kernel.org
Subject: Re: [patch 00/12] rseq: Implement time slice extension mechanism
Date: Wed, 10 Sep 2025 16:50:48 +0200 [thread overview]
Message-ID: <87ecsetl87.ffs@tglx> (raw)
In-Reply-To: <e2b2d2dc-adfd-46db-85ec-a09590fcb399@amd.com>
On Wed, Sep 10 2025 at 16:58, K. Prateek Nayak wrote:
> On 9/9/2025 4:29 AM, Thomas Gleixner wrote:
>> For your convenience all of it is also available as a conglomerate from
>> git:
>>
>> git://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git rseq/slice
>
> Apart from a couple of nit picks, I couldn't spot anything out of place
> and the overall approach looks solid. Please feel free to include:
>
> Reviewed-by: K Prateek Nayak <kprateek.nayak@amd.com>
Thanks a lot for going through it and testing.
Do you have a real workload or a mockup at hand, which benefits
from that slice extension functionality?
It would be really nice to have more than a pretty lame selftest.
thanks,
tglx
next prev parent reply other threads:[~2025-09-10 14:50 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-08 22:59 [patch 00/12] rseq: Implement time slice extension mechanism Thomas Gleixner
2025-09-08 22:59 ` [patch 01/12] sched: Provide and use set_need_resched_current() Thomas Gleixner
2025-09-08 22:59 ` [patch 02/12] rseq: Add fields and constants for time slice extension Thomas Gleixner
2025-09-09 0:04 ` Randy Dunlap
2025-09-11 15:41 ` Mathieu Desnoyers
2025-09-11 15:49 ` Mathieu Desnoyers
2025-09-22 5:28 ` Prakash Sangappa
2025-09-22 5:57 ` K Prateek Nayak
2025-09-22 13:57 ` Mathieu Desnoyers
2025-09-22 13:55 ` Mathieu Desnoyers
2025-09-23 0:57 ` Prakash Sangappa
2025-09-08 22:59 ` [patch 03/12] rseq: Provide static branch for time slice extensions Thomas Gleixner
2025-09-09 3:10 ` K Prateek Nayak
2025-09-09 4:11 ` Randy Dunlap
2025-09-09 12:12 ` Thomas Gleixner
2025-09-09 16:01 ` Randy Dunlap
2025-09-11 15:42 ` Mathieu Desnoyers
2025-09-08 22:59 ` [patch 04/12] rseq: Add statistics " Thomas Gleixner
2025-09-11 15:43 ` Mathieu Desnoyers
2025-09-08 22:59 ` [patch 05/12] rseq: Add prctl() to enable " Thomas Gleixner
2025-09-11 15:50 ` Mathieu Desnoyers
2025-09-11 16:52 ` K Prateek Nayak
2025-09-11 17:18 ` Mathieu Desnoyers
2025-09-08 23:00 ` [patch 06/12] rseq: Implement sys_rseq_slice_yield() Thomas Gleixner
2025-09-09 9:52 ` K Prateek Nayak
2025-09-09 12:23 ` Thomas Gleixner
2025-09-10 11:15 ` K Prateek Nayak
2025-09-08 23:00 ` [patch 07/12] rseq: Implement syscall entry work for time slice extensions Thomas Gleixner
2025-09-10 5:22 ` K Prateek Nayak
2025-09-10 7:49 ` Thomas Gleixner
2025-09-08 23:00 ` [patch 08/12] rseq: Implement time slice extension enforcement timer Thomas Gleixner
2025-09-10 11:20 ` K Prateek Nayak
2025-09-08 23:00 ` [patch 09/12] rseq: Reset slice extension when scheduled Thomas Gleixner
2025-09-08 23:00 ` [patch 10/12] rseq: Implement rseq_grant_slice_extension() Thomas Gleixner
2025-09-09 8:14 ` K Prateek Nayak
2025-09-09 12:16 ` Thomas Gleixner
2025-09-08 23:00 ` [patch 11/12] entry: Hook up rseq time slice extension Thomas Gleixner
2025-09-08 23:00 ` [patch 12/12] selftests/rseq: Implement time slice extension test Thomas Gleixner
2025-09-10 11:23 ` K Prateek Nayak
2025-09-09 12:37 ` [patch 00/12] rseq: Implement time slice extension mechanism Thomas Gleixner
2025-09-10 4:42 ` K Prateek Nayak
2025-09-10 11:28 ` K Prateek Nayak
2025-09-10 14:50 ` Thomas Gleixner [this message]
2025-09-11 3:03 ` K Prateek Nayak
2025-09-11 7:36 ` Prakash Sangappa
2025-09-11 15:27 ` Mathieu Desnoyers
2025-09-11 20:18 ` Thomas Gleixner
2025-09-12 12:33 ` Mathieu Desnoyers
2025-09-12 16:31 ` Thomas Gleixner
2025-09-12 19:26 ` Mathieu Desnoyers
2025-09-13 13:02 ` Thomas Gleixner
2025-09-19 17:30 ` Prakash Sangappa
2025-09-22 14:09 ` Mathieu Desnoyers
2025-09-23 1:01 ` Prakash Sangappa
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