From: Frederic Weisbecker <frederic@kernel.org>
To: Xiongfeng Wang <wangxiongfeng2@huawei.com>
Cc: "Paul E . McKenney" <paulmck@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Phil Auld <pauld@redhat.com>, Alex Belits <abelits@marvell.com>,
Nicolas Saenz Julienne <nsaenz@kernel.org>,
Marco Elver <elver@google.com>,
Neeraj Upadhyay <quic_neeraju@quicinc.com>,
Thomas Gleixner <tglx@linutronix.de>,
Nicolas Saenz Julienne <nsaenzju@redhat.com>,
Max Filippov <jcmvbkbc@gmail.com>, Yu Liao <liaoyu15@huawei.com>,
Boqun Feng <boqun.feng@gmail.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
kernel test robot <lkp@intel.com>,
Paul Gortmaker <paul.gortmaker@windriver.com>,
Uladzislau Rezki <uladzislau.rezki@sony.com>,
Joel Fernandes <joel@joelfernandes.org>
Subject: Re: [PATCH 00/20] rcu/context-tracking: Merge RCU eqs-dynticks counter to context tracking v5
Date: Tue, 11 Oct 2022 21:12:03 +0200 [thread overview]
Message-ID: <20221011191203.GA1051279@lothringen> (raw)
In-Reply-To: <43a38198-d80f-2135-646c-db7e7990a401@huawei.com>
On Tue, Oct 11, 2022 at 07:37:48PM +0800, Xiongfeng Wang wrote:
> Hi, Frederic
>
> Thanks for push RCU dynticks counters to upstream. It is very useful. After it
> is done, do we have plan to revive the sys-idle feature and use it to shutdown
> the tick on the last housekeeping when the whole system is idle. I'm very glad
> to help test it if you have some demo patches on your personal repo.
There is no plan yet but some other people seem to be interested. Would you
like to try to revive it yourself? Otherwise I may do it someday but I
have quite some work to complete first (ie: making CPU isolation tunable through
cpusets).
Thanks.
next prev parent reply other threads:[~2022-10-11 19:12 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-28 13:15 [PATCH 00/20] rcu/context-tracking: Merge RCU eqs-dynticks counter to context tracking v5 Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 01/20] context_tracking: Remove unused context_tracking_in_user() Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 02/20] context_tracking: Add a note about noinstr VS unsafe context tracking functions Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 03/20] context_tracking: Rename __context_tracking_enter/exit() to __ct_user_enter/exit() Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 04/20] context_tracking: Rename context_tracking_user_enter/exit() to user_enter/exit_callable() Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 05/20] context_tracking: Rename context_tracking_enter/exit() to ct_user_enter/exit() Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 06/20] context_tracking: Rename context_tracking_cpu_set() to ct_cpu_track_user() Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 07/20] context_tracking: Split user tracking Kconfig Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 08/20] context_tracking: Take idle eqs entrypoints over RCU Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 09/20] context_tracking: Take IRQ " Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 10/20] context_tracking: Take NMI " Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 11/20] rcu/context-tracking: Remove rcu_irq_enter/exit() Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 12/20] rcu/context_tracking: Move dynticks counter to context tracking Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 13/20] rcu/context_tracking: Move dynticks_nesting " Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 14/20] rcu/context_tracking: Move dynticks_nmi_nesting " Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 15/20] rcu/context-tracking: Move deferred nocb resched " Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 16/20] rcu/context-tracking: Move RCU-dynticks internal functions to context_tracking Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 17/20] rcu/context-tracking: Remove unused and/or unecessary middle functions Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 18/20] context_tracking: Convert state to atomic_t Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 19/20] MAINTAINERS: Add Paul as context tracking maintainer Frederic Weisbecker
2022-06-28 13:16 ` [PATCH 20/20] context_tracking: Use arch_atomic_read() in __ct_state for KASAN Frederic Weisbecker
2022-06-30 0:10 ` [PATCH 00/20] rcu/context-tracking: Merge RCU eqs-dynticks counter to context tracking v5 Paul E. McKenney
2022-10-11 11:37 ` Xiongfeng Wang
2022-10-11 19:12 ` Frederic Weisbecker [this message]
2022-10-12 1:08 ` Xiongfeng Wang
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