From: Thomas Gleixner <tglx@linutronix.de>
To: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Pavel Machek <pavel@ucw.cz>,
wanpeng.li@hotmail.com, Peter Zijlstra <peterz@infradead.org>,
Rik van Riel <riel@redhat.com>, "# .39.x" <stable@kernel.org>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Alan Stern <stern@rowland.harvard.edu>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>,
USB list <linux-usb@vger.kernel.org>
Subject: Re: v4.10-rc8 (-rc6) boot regression on Intel desktop, does not boot after cold boots, boots after reboot
Date: Thu, 16 Feb 2017 20:34:45 +0100 (CET) [thread overview]
Message-ID: <alpine.DEB.2.20.1702162033200.4049@nanos> (raw)
In-Reply-To: <20170216183421.GC4357@lerouge>
On Thu, 16 Feb 2017, Frederic Weisbecker wrote:
> On Thu, Feb 16, 2017 at 10:20:14AM -0800, Linus Torvalds wrote:
> > On Thu, Feb 16, 2017 at 10:13 AM, Frederic Weisbecker
> > <fweisbec@gmail.com> wrote:
> > >
> > > I haven't followed the discussion but this patch has a known issue which is fixed
> > > with:
> > > 7bdb59f1ad474bd7161adc8f923cdef10f2638d1
> > > "tick/nohz: Fix possible missing clock reprog after tick soft restart"
> > >
> > > I hope this fixes your issue.
> >
> > No, Pavel saw the problem with rc8 too, which already has that fix.
> >
> > So I think we'll just need to revert that original patch (and that
> > means that we have to revert the commit you point to as well, since
> > that ->next_tick field was added by the original commit).
>
> Aw too bad, but indeed that late we don't have the choice.
Hint: Look for CPU hotplug interaction of these patches. I bet something
becomes stale when the CPU goes down and does not get reset when it comes
back online.
Thanks,
tglx
next prev parent reply other threads:[~2017-02-16 19:34 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20170203190414.GA3701@amd>
[not found] ` <Pine.LNX.4.44L0.1702031415140.1794-100000@iolanthe.rowland.org>
2017-02-03 20:51 ` v4.10-rc6 boot regression on Intel desktop, does not boot after cold boots, boots after reboot Pavel Machek
2017-02-03 21:18 ` Pavel Machek
2017-02-03 21:59 ` Alan Stern
2017-02-03 22:43 ` Pavel Machek
2017-02-04 8:48 ` Pavel Machek
2017-02-04 16:52 ` Pavel Machek
2017-02-12 12:00 ` Pavel Machek
2017-02-14 17:59 ` v4.10-rc8 (-rc6) " Pavel Machek
2017-02-14 19:27 ` Pavel Machek
2017-02-14 19:54 ` Alan Stern
2017-02-23 16:28 ` Frederic Weisbecker
2017-02-23 18:40 ` Pavel Machek
2017-02-25 3:28 ` Frederic Weisbecker
2017-03-18 14:42 ` Frederic Weisbecker
2017-04-03 15:38 ` Frederic Weisbecker
2017-04-03 18:20 ` Pavel Machek
2017-04-12 15:08 ` Frederic Weisbecker
2017-04-15 21:34 ` Pavel Machek
2017-04-20 14:52 ` Frederic Weisbecker
[not found] ` <CA+55aFyYAztA+Onquy9ODeC9_YBL_fXAd-RgeUVUhpsjK81ZVQ@mail.gmail.com>
[not found] ` <CA+55aFxU1D0hAPJuhkKaFBByi=8vpw7dJUX=FfpoqnZLWsvxig@mail.gmail.com>
[not found] ` <CA+55aFwt6pbt2STzRh1yCdoo7AnCLFqnPkkrYk4_BGFuvT2VCw@mail.gmail.com>
[not found] ` <CA+55aFzMiXXw9gqNCMCSc+O5HfcqWHXfqbdtbvcOmAHM9_wNig@mail.gmail.com>
[not found] ` <CA+55aFxuXgsCyMgrRDHdM6BQaej68QoU8TwdM=3LYu9LMBf4fQ@mail.gmail.com>
2017-02-15 17:23 ` Pavel Machek
2017-02-15 23:20 ` Pavel Machek
2017-02-15 23:34 ` Linus Torvalds
2017-02-16 11:11 ` Pavel Machek
2017-02-16 17:25 ` Pavel Machek
2017-02-16 18:13 ` Frederic Weisbecker
2017-02-16 18:20 ` Linus Torvalds
2017-02-16 18:34 ` Frederic Weisbecker
2017-02-16 19:34 ` Thomas Gleixner [this message]
2017-02-16 20:06 ` Pavel Machek
2017-02-16 20:21 ` Linus Torvalds
2017-02-16 20:48 ` Pavel Machek
2017-02-18 8:55 ` Pavel Machek
2017-02-17 1:11 ` Greg Kroah-Hartman
2017-02-17 14:04 ` Frederic Weisbecker
2017-02-17 16:37 ` Thomas Gleixner
2017-02-17 17:05 ` Pavel Machek
2017-02-17 18:43 ` Frederic Weisbecker
2017-02-16 19:06 ` Pavel Machek
2017-02-17 14:40 ` Frederic Weisbecker
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