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From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Anton Blanchard <anton@samba.org>
Cc: Anna-Maria Gleixner <anna-maria@linutronix.de>,
	LKML <linux-kernel@vger.kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	rt@linutronix.de, Andrew Morton <akpm@linux-foundation.org>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Bharata B Rao <bharata@linux.vnet.ibm.com>,
	Christophe Jaillet <christophe.jaillet@wanadoo.fr>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>,
	Paul Mackerras <paulus@samba.org>,
	Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [patch V2 30/67] powerpc/numa: Convert to hotplug state machine
Date: Fri, 15 Jul 2016 18:20:45 +0200	[thread overview]
Message-ID: <20160715162045.GE16938@linutronix.de> (raw)
In-Reply-To: <20160715102825.34d60395@kryten>

* Anton Blanchard | 2016-07-15 10:28:25 [+1000]:

>Hi Anna-Maria,
Hi Anton,

>> >> Install the callbacks via the state machine and let the core invoke
>> >> the callbacks on the already online CPUs. =20
>> >
>> > This is causing an oops on ppc64le QEMU, looks like a NULL
>> > pointer: =20
>>=20
>> Did you tested it against tip WIP.hotplug?
>
>I noticed tip started failing in my CI environment which tests on QEMU.
>The failure bisected to commit 425209e0abaf2c6e3a90ce4fedb935c10652bf80
>
>It reproduces running ppc64le QEMU on a x86-64 box. On Ubuntu:
=E2=80=A6

Thanks for that. I can reproduce this ontop of latest WIP.hotplug with
this patch.

>Anton

Sebastian

  parent reply	other threads:[~2016-07-15 17:00 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20160713153219.128052238@linutronix.de>
2016-07-13 17:16 ` [patch V2 18/67] powerpc/perf: Convert book3s notifier to state machine callbacks Anna-Maria Gleixner
2016-07-13 17:16 ` [patch V2 30/67] powerpc/numa: Convert to hotplug state machine Anna-Maria Gleixner
2016-07-14 21:42   ` Anton Blanchard
2016-07-14 23:37     ` Anna-Maria Gleixner
2016-07-15  0:28       ` Anton Blanchard
2016-07-15  8:43         ` Ingo Molnar
2016-07-15 12:14           ` Anton Blanchard
2016-07-15 16:20         ` Sebastian Andrzej Siewior [this message]
2016-07-18 14:07           ` [PATCH v2] " Sebastian Andrzej Siewior

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