All of lore.kernel.org
 help / color / mirror / Atom feed
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"...

  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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=ZfOielNSgWTRyDFB@lothringen \
    --to=frederic@kernel.org \
    --cc=anna-maria@linutronix.de \
    --cc=bigeasy@linutronix.de \
    --cc=boqun.feng@gmail.com \
    --cc=chenzhongjin@huawei.com \
    --cc=f.fainelli@gmail.com \
    --cc=joel@joelfernandes.org \
    --cc=justin.chen@broadcom.com \
    --cc=kernel-team@meta.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@armlinux.org.uk \
    --cc=mingo@kernel.org \
    --cc=neeraj.upadhyay@amd.com \
    --cc=paulmck@kernel.org \
    --cc=qiang.zhang1211@gmail.com \
    --cc=rcu@vger.kernel.org \
    --cc=rostedt@goodmis.org \
    --cc=tglx@linutronix.de \
    --cc=torvalds@linux-foundation.org \
    --cc=urezki@gmail.com \
    --cc=yangjihong1@huawei.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.