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

2016-07-13 Thread Anna-Maria Gleixner
From: Sebastian Andrzej Siewior Install the callbacks via the state machine and let the core invoke the callbacks on the already online CPUs. Signed-off-by: Sebastian Andrzej Siewior Cc: Andrew Morton Cc: Benjamin Herrenschmidt Cc: Bharata B Rao Cc: Christophe Jaillet Cc: Linus Torvalds Cc

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

2016-07-14 Thread Anton Blanchard via Linuxppc-dev
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: percpu: Embedded 3 pages/cpu @c0001fe0 s145816 r0 d50792 u104857

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

2016-07-14 Thread Anna-Maria Gleixner
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: Did you tested it against

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

2016-07-14 Thread Anton Blanchard via Linuxppc-dev
Hi Anna-Maria, > >> 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: > > Did you tested it against tip WIP.hotplug? I noticed tip started failing

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

2016-07-15 Thread Ingo Molnar
* Anton Blanchard wrote: > Hi Anna-Maria, > > > >> 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: > > > > Did you tested it against ti

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

2016-07-15 Thread Anton Blanchard via Linuxppc-dev
> > I noticed tip started failing in my CI environment which tests on > > QEMU. The failure bisected to commit > > 425209e0abaf2c6e3a90ce4fedb935c10652bf80 > > That's very useful, thanks Anton! > > I have removed this commit from the series for the time being, > refactored the followup commits

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

2016-07-15 Thread Sebastian Andrzej Siewior
* 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. >> > >> > This is causing an oops on ppc64le QEMU, looks like a NULL >> > pointer: >> >> Did yo