Re: [patch V2 30/67] powerpc/numa: Convert to hotplug state machine

Hi, On 2016-07-14 23:42, Anton Blanchard wrote: Hi, From: Sebastian Andrzej Siewior Install the callbacks via the state machine and let the core invoke the callbacks on the already online CPUs. This is causing an oops on ppc64le QEMU, looks like a NULL pointer:

[patch V2 30/67] powerpc/numa: Convert to hotplug state machine

a <nik...@linux.vnet.ibm.com> Cc: Paul Mackerras <pau...@samba.org> Cc: Peter Zijlstra <pet...@infradead.org> Cc: Raghavendra K T <raghavendra...@linux.vnet.ibm.com> Cc: Thomas Gleixner <t...@linutronix.de> Cc: linuxppc-dev@lists.ozlabs.org Signed-off-by: Anna-

[patch V2 18/67] powerpc/perf: Convert book3s notifier to state machine callbacks

erras <pau...@samba.org> Cc: Peter Zijlstra <pet...@infradead.org> Cc: Sukadev Bhattiprolu <suka...@linux.vnet.ibm.com> Cc: linuxppc-dev@lists.ozlabs.org Signed-off-by: Anna-Maria Gleixner <anna-ma...@linutronix.de> --- arch/powerpc/perf/core-book3s.c | 30 +++--

[patch 29/66] powerpc: numa: Convert to hotplug state machine

g.org> Cc: Paul Mackerras <pau...@samba.org> Cc: Michael Ellerman <m...@ellerman.id.au> Cc: linuxppc-dev@lists.ozlabs.org Signed-off-by: Anna-Maria Gleixner <anna-ma...@linutronix.de> --- arch/powerpc/mm/numa.c | 46 +++-- include

[patch 17/66] powerpc: perf: Convert book3s notifier to state machine callbacks

amin Herrenschmidt <b...@kernel.crashing.org> Cc: Paul Mackerras <pau...@samba.org> Cc: Michael Ellerman <m...@ellerman.id.au> Cc: linuxppc-dev@lists.ozlabs.org Signed-off-by: Anna-Maria Gleixner <anna-ma...@linutronix.de> --- arch/powerpc/perf/core-book3s.c | 30 +++

[PATCH] powerpc/pmac/smp: Add missing FROZEN hotplug notifier transitions

argument with ~CPU_TASKS_FROZEN, to handle all FROZEN tasks the same way than the corresponding non frozen tasks. Cc: Benjamin Herrenschmidt <b...@kernel.crashing.org> Cc: linuxppc-dev@lists.ozlabs.org Signed-off-by: Anna-Maria Gleixner <anna-ma...@linutronix.de> --- arch/powerpc/platfo