From: Peter Zijlstra <peterz@infradead.org>
To: "Li, Aubrey" <aubrey.li@linux.intel.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
"Brown, Len" <len.brown@intel.com>,
"alan@linux.intel.com" <alan@linux.intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
linux-kernel@vger.kernel.org,
"linux-pm@vger.kernel.org >> Linux PM list"
<linux-pm@vger.kernel.org>
Subject: Re: [RFC/PATCH] PM / Sleep: Timer quiesce in freeze state
Date: Tue, 28 Oct 2014 09:25:47 +0100 [thread overview]
Message-ID: <20141028082547.GO3337@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <544F1E19.5030606@linux.intel.com>
On Tue, Oct 28, 2014 at 12:39:53PM +0800, Li, Aubrey wrote:
> > Now I suppose the problem is with cpu_pause() which needs IPIs to
> > complete?
>
> Yes, cpu_pause() will invoke smp IPI functions which need interrupt is
> enabled. So I changed irq ops like above. Actually, I have an early
> version to move cpuidle_pause()/cpuidle_resume() out of stop_machine(),
> that might be a better solution?
I think you can simply remove them altogether, they're nonsense.
prev parent reply other threads:[~2014-10-28 8:25 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-21 15:15 [RFC/PATCH] PM / Sleep: Timer quiesce in freeze state Li, Aubrey
2014-10-24 15:36 ` Peter Zijlstra
2014-10-27 6:27 ` Li, Aubrey
2014-10-27 7:28 ` Peter Zijlstra
2014-10-28 4:32 ` Li, Aubrey
2014-10-28 8:29 ` Peter Zijlstra
2014-10-28 22:46 ` Li, Aubrey
2014-10-29 8:21 ` Peter Zijlstra
2014-10-29 15:09 ` Li, Aubrey
2014-10-27 7:44 ` Peter Zijlstra
2014-10-28 7:52 ` Li, Aubrey
2014-10-28 8:25 ` Peter Zijlstra
2014-10-28 23:22 ` Li, Aubrey
2014-10-29 8:24 ` Peter Zijlstra
2014-10-30 2:58 ` [PATCH v2] " Li, Aubrey
2014-11-08 2:05 ` Rafael J. Wysocki
2014-11-10 11:49 ` Peter Zijlstra
2014-11-12 21:09 ` Thomas Gleixner
2014-11-13 1:37 ` Peter Zijlstra
2014-11-13 2:20 ` Li, Aubrey
2014-11-13 9:19 ` Thomas Gleixner
2014-11-13 10:50 ` Li, Aubrey
2014-11-13 9:10 ` Thomas Gleixner
2014-11-13 10:47 ` Li, Aubrey
2014-11-13 13:06 ` Thomas Gleixner
2014-11-14 7:58 ` Li, Aubrey
2014-10-28 4:39 ` [RFC/PATCH] " Li, Aubrey
2014-10-28 8:25 ` Peter Zijlstra [this message]
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=20141028082547.GO3337@twins.programming.kicks-ass.net \
--to=peterz@infradead.org \
--cc=alan@linux.intel.com \
--cc=aubrey.li@linux.intel.com \
--cc=hpa@zytor.com \
--cc=len.brown@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=rjw@rjwysocki.net \
--cc=tglx@linutronix.de \
/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.