From: Peter Zijlstra <peterz@infradead.org>
To: Diego Viola <diego.viola@gmail.com>
Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de,
len.brown@intel.com, rui.zhang@intel.com,
"Rafael J. Wysocki" <rjw@rjwysocki.net>
Subject: Re: Experiencing freezes with kernel 4.16.3 on a desktop with E5500 CPU (bisect included)
Date: Mon, 23 Apr 2018 17:10:35 +0200 [thread overview]
Message-ID: <20180423151035.GP4129@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <20180423140052.GO4129@hirez.programming.kicks-ass.net>
On Mon, Apr 23, 2018 at 04:00:52PM +0200, Peter Zijlstra wrote:
> On Mon, Apr 23, 2018 at 02:38:47PM +0200, Peter Zijlstra wrote:
> > @@ -834,8 +857,12 @@ static int clocksource_unbind(struct clocksource *cs)
> > if (curr_clocksource == cs)
> > return -EBUSY;
> > }
> > +
> > + clocksource_watchdog_lock(&flags);
> > clocksource_dequeue_watchdog(cs);
> > list_del_init(&cs->list);
> > + clocksource_watchdog_lock(&flags);
>
> It works a lot better when this is _unlock();
>
> > +
> > return 0;
> > }
> >
>
> With that, and intel_idle.c modified to always issue the "halts in
> idle" thing, my IVB comes up in hpet mode. Let me dig up a Core2 era
> machine and see if that works too.
OK, that was fairly painful, but the box managed to boot a modified
kernel and seems to function correctly, lemme try suspend/resume.
next prev parent reply other threads:[~2018-04-23 15:10 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-22 2:19 Diego Viola
2018-04-22 17:47 ` Diego Viola
2018-04-22 18:24 ` Diego Viola
2018-04-23 9:16 ` Peter Zijlstra
2018-04-23 9:27 ` Rafael J. Wysocki
2018-04-23 11:23 ` Diego Viola
2018-04-23 11:48 ` Peter Zijlstra
2018-04-23 11:49 ` Diego Viola
2018-04-23 12:38 ` Peter Zijlstra
2018-04-23 12:49 ` Diego Viola
2018-04-23 13:24 ` Diego Viola
2018-04-23 14:00 ` Peter Zijlstra
2018-04-23 14:02 ` Diego Viola
2018-04-23 15:10 ` Peter Zijlstra [this message]
2018-04-23 16:12 ` Diego Viola
2018-04-23 15:58 ` Peter Zijlstra
2018-04-23 16:44 ` Peter Zijlstra
2018-04-24 9:06 ` Thomas Gleixner
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