From: Frederic Weisbecker <frederic@kernel.org>
To: Boqun Feng <boqun.feng@gmail.com>,
Florian Fainelli <f.fainelli@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
"Russell King (Oracle)" <linux@armlinux.org.uk>,
Joel Fernandes <joel@joelfernandes.org>,
Anna-Maria Behnsen <anna-maria@linutronix.de>,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-kernel@vger.kernel.org, kernel-team@meta.com,
paulmck@kernel.org, mingo@kernel.org, rcu@vger.kernel.org,
neeraj.upadhyay@amd.com, urezki@gmail.com,
qiang.zhang1211@gmail.com, bigeasy@linutronix.de,
chenzhongjin@huawei.com, yangjihong1@huawei.com,
rostedt@goodmis.org, Justin Chen <justin.chen@broadcom.com>
Subject: Re: [PATCH] timer/migration: Remove buggy early return on deactivation [was Re: Unexplained long boot delays [Was Re: [GIT PULL] RCU changes for v6.9]]
Date: Fri, 15 Mar 2024 02:20:58 +0100 [thread overview]
Message-ID: <ZfOielNSgWTRyDFB@lothringen> (raw)
In-Reply-To: <ZfOhB9ZByTZcBy4u@lothringen>
On Fri, Mar 15, 2024 at 02:14:47AM +0100, Frederic Weisbecker wrote:
> This isn't proper to single level hierarchy though. A similar issue,
> although slightly different, may arise on multi-level:
>
> [GRP1:0]
> migrator = GRP0:0
> active = GRP0:0
> nextevt = T0:0i, T0:1
> / \
> [GRP0:0] [GRP0:1]
> migrator = 0 migrator = NONE
> active = 0 active = NONE
> nextevt = T0i nextevt = T2
> / \ / \
> 0 (T0i) 1 (T1) 2 (T2) 3
> idle idle idle idle
The "idle" below "0" above should be "active"...
next prev parent reply other threads:[~2024-03-15 1:21 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-08 17:15 [GIT PULL] RCU changes for v6.9 Boqun Feng
2024-03-11 19:43 ` pr-tracker-bot
2024-03-12 20:32 ` Unexplained long boot delays [Was Re: [GIT PULL] RCU changes for v6.9] Florian Fainelli
2024-03-12 21:01 ` Frederic Weisbecker
2024-03-12 21:15 ` Paul E. McKenney
2024-03-12 21:35 ` Florian Fainelli
2024-03-12 22:05 ` Florian Fainelli
2024-03-12 21:07 ` Boqun Feng
2024-03-12 21:34 ` Florian Fainelli
2024-03-12 21:44 ` Linus Torvalds
2024-03-12 23:48 ` Boqun Feng
2024-03-13 16:01 ` Joel Fernandes
2024-03-13 21:30 ` Florian Fainelli
2024-03-13 21:59 ` Russell King (Oracle)
2024-03-13 22:04 ` Florian Fainelli
2024-03-13 22:49 ` Russell King (Oracle)
2024-03-13 23:29 ` Florian Fainelli
2024-03-14 1:15 ` Linus Torvalds
2024-03-14 1:22 ` Florian Fainelli
2024-03-13 22:52 ` Frederic Weisbecker
2024-03-14 3:44 ` Florian Fainelli
2024-03-14 5:12 ` Boqun Feng
2024-03-14 6:33 ` Boqun Feng
2024-03-14 9:32 ` Thomas Gleixner
2024-03-14 9:11 ` Thomas Gleixner
2024-03-14 10:41 ` Frederic Weisbecker
2024-03-14 18:35 ` Florian Fainelli
2024-03-14 18:51 ` Boqun Feng
2024-03-14 19:09 ` Florian Fainelli
2024-03-14 20:45 ` Thomas Gleixner
2024-03-14 21:21 ` Thomas Gleixner
2024-03-14 21:53 ` Florian Fainelli
2024-03-14 22:51 ` Thomas Gleixner
2024-03-14 21:58 ` Thomas Gleixner
2024-03-14 22:05 ` Boqun Feng
2024-03-14 22:10 ` Boqun Feng
2024-03-15 1:14 ` [PATCH] timer/migration: Remove buggy early return on deactivation [was Re: Unexplained long boot delays [Was Re: [GIT PULL] RCU changes for v6.9]] Frederic Weisbecker
2024-03-15 1:20 ` Frederic Weisbecker [this message]
2024-03-15 13:44 ` Florian Fainelli
2024-03-16 19:06 ` [tip: timers/urgent] timer/migration: Remove buggy early return on deactivation tip-bot2 for Frederic Weisbecker
2024-03-26 16:41 ` [PATCH] timer/migration: Remove buggy early return on deactivation [was Re: Unexplained long boot delays [Was Re: [GIT PULL] RCU changes for v6.9]] Anna-Maria Behnsen
2024-03-26 17:18 ` Frederic Weisbecker
2024-04-04 16:50 ` [PATCH] timers/migration: Return early on deactivation Anna-Maria Behnsen
2024-04-04 22:19 ` Frederic Weisbecker
2024-04-05 8:53 ` [PATCH v2] " Anna-Maria Behnsen
2024-04-05 9:11 ` [tip: timers/urgent] " tip-bot2 for Anna-Maria Behnsen
2024-03-14 9:03 ` Unexplained long boot delays [Was Re: [GIT PULL] RCU changes for v6.9] Thomas Gleixner
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