linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Thomas Gleixner <tglx@linutronix.de>
To: Florian Fainelli <f.fainelli@gmail.com>,
	Frederic Weisbecker <frederic@kernel.org>
Cc: "Russell King (Oracle)" <linux@armlinux.org.uk>,
	Joel Fernandes <joel@joelfernandes.org>,
	Boqun Feng <boqun.feng@gmail.com>,
	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: Unexplained long boot delays [Was Re: [GIT PULL] RCU changes for v6.9]
Date: Thu, 14 Mar 2024 10:11:37 +0100	[thread overview]
Message-ID: <87le6lmb3q.ffs@tglx> (raw)
In-Reply-To: <f4a2a18c-1c81-4857-a3a0-d049ec5c79b3@gmail.com>

On Wed, Mar 13 2024 at 20:44, Florian Fainelli wrote:
> On 3/13/2024 3:52 PM, Frederic Weisbecker wrote:
>> Can you please boot with:
>> 
>>      trace_event=timer_migration,timer_start,timer_expire_entry,timer_cancel
>> 
>> And add the following and give us the resulting output in dmesg?
>
> Here are two logs from two different systems that exposed the problem on 
> boot:
>
> https://gist.github.com/ffainelli/f0834c52ef6320c9216d879ca29a4b81
> https://gist.github.com/ffainelli/dc838883edb925a77d8eb34c0fe95be0

[    0.003042] Failed to enable trace event: timer_migration

The event option should be:

      trace_event=timer_migration:*,timer_start,timer_expire_entry,timer_cancel

Thanks,

        tglx

  parent reply	other threads:[~2024-03-14  9:11 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 [this message]
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
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=87le6lmb3q.ffs@tglx \
    --to=tglx@linutronix.de \
    --cc=anna-maria@linutronix.de \
    --cc=bigeasy@linutronix.de \
    --cc=boqun.feng@gmail.com \
    --cc=chenzhongjin@huawei.com \
    --cc=f.fainelli@gmail.com \
    --cc=frederic@kernel.org \
    --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=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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).