From: Peter Zijlstra <peterz@infradead.org>
To: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
x86 Maintainers <x86@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Linux PM <linux-pm@vger.kernel.org>, Len Brown <lenb@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Borislav Petkov <bp@suse.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
Artem Bityutskiy <artem.bityutskiy@linux.intel.com>,
"Gautham R. Shenoy" <gautham.shenoy@amd.com>,
Ingo Molnar <mingo@redhat.com>,
Todd Brandt <todd.e.brandt@linux.intel.com>
Subject: Re: [PATCH v1 0/2] x86/smp: Fix power regression introduced by commit 96040f7273e2
Date: Thu, 29 May 2025 10:53:58 +0200 [thread overview]
Message-ID: <20250529085358.GY24938@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <CAJZ5v0jzF19rToJMHhEvU6Zbt3690KWCs-B_0sPR=s9xeRiUnQ@mail.gmail.com>
On Wed, May 28, 2025 at 07:09:21PM +0200, Rafael J. Wysocki wrote:
> And I object to leaving a user-visible regression behind.
So we go fix it differently.
Why can't we initialize cpuidle before SMP bringup?
next prev parent reply other threads:[~2025-05-29 8:54 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-28 12:53 [PATCH v1 0/2] x86/smp: Fix power regression introduced by commit 96040f7273e2 Rafael J. Wysocki
2025-05-28 12:53 ` [PATCH v1 1/2] Revert "x86/smp: Eliminate mwait_play_dead_cpuid_hint()" Rafael J. Wysocki
2025-05-28 12:54 ` [PATCH v1 2/2] x86/smp: Prefer cpuidle_play_dead() to mwait_play_dead_cpuid_hint() Rafael J. Wysocki
2025-05-28 13:17 ` [PATCH v1 0/2] x86/smp: Fix power regression introduced by commit 96040f7273e2 Peter Zijlstra
2025-05-28 13:20 ` Rafael J. Wysocki
2025-05-28 13:38 ` Peter Zijlstra
2025-05-28 14:25 ` Rafael J. Wysocki
2025-05-28 16:05 ` Peter Zijlstra
2025-05-28 17:09 ` Rafael J. Wysocki
2025-05-29 8:53 ` Peter Zijlstra [this message]
2025-05-29 9:38 ` Rafael J. Wysocki
2025-05-30 8:07 ` Peter Zijlstra
2025-05-30 9:18 ` Rafael J. Wysocki
2025-05-30 9:27 ` Rafael J. Wysocki
2025-05-30 16:59 ` Rafael J. Wysocki
2025-05-30 17:55 ` Rafael J. Wysocki
2025-05-29 13:40 ` [PATCH v2] Revert "x86/smp: Eliminate mwait_play_dead_cpuid_hint()" Rafael J. Wysocki
2025-05-29 14:25 ` Dave Hansen
2025-05-29 15:39 ` Rafael J. Wysocki
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=20250529085358.GY24938@noisy.programming.kicks-ass.net \
--to=peterz@infradead.org \
--cc=artem.bityutskiy@linux.intel.com \
--cc=bp@suse.de \
--cc=dave.hansen@linux.intel.com \
--cc=gautham.shenoy@amd.com \
--cc=lenb@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=rafael@kernel.org \
--cc=rjw@rjwysocki.net \
--cc=tglx@linutronix.de \
--cc=todd.e.brandt@linux.intel.com \
--cc=x86@kernel.org \
/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.