Re: [PATCH v5 0/7] xen/arm: move to mach-virt and support SMP

[Konrad Rzeszutek Wilk]

On Fri, Apr 26, 2013 at 11:41:32AM +0100, Stefano Stabellini wrote:
> Arnd, Olof,
> during the last few merge windows Konrad has always sent the Xen ARM
> patches to Linus via his tree, but this time (3.10 merge window), after
> consulting with Konrad I am thinking of sending to Linus the pull
> request myself.

<nods> They look good to me. If there are cross-platform patches
(say in drivers/xen) they would still need my Ack (or Jeremy's).

> 
> Arnd, are you OK with this patch series?
> 
> It's all very Xen specific and it is already in linux-next.
> The only non-Xen files that are touched are arch/arm/Kconfig, to select
> ARM_PSCI on XEN, and arch/arm/boot/dts/Makefile, to build the xenvm DTB
> if CONFIG_ARCH_VIRT.

I don't have much knowledge in the 'dts' Makefile but the rest looks
OK to me.
> 
> Cheers,
> 
> Stefano
> 
> 
> On Thu, 25 Apr 2013, Stefano Stabellini wrote:
> > Hi all,
> > this patch series, based on 3.9-rc3, moves xenvm to mach-virt,
> > introduces SMP support in Xen on ARM and implements machine reboot and
> > power off via Xen sched_op hypercalls.
> > 
> > Each patch comes with a detailed changelog.
> > 
> > 
> > The merge window is approaching, this patch series only contains Xen
> > specific changes for ARM, if anybody has any objections speak now
> > please.
> > 
> > I would like an ack from an ARM maintainer on patch #4 and #5 since they
> > touch generic ARM Makefiles.
> > 
> > 
> > Changes in v5:
> > - allocate xen_vcpu_info dynamically, aligning it to the size of the
> > struct;
> > - use VCPUOP_register_vcpu_info on cpu0 too;
> > - set pm_power_off and arm_pm_restart from the Xen specific
> > intialization code.
> > 
> > 
> > 
> > Stefano Stabellini (7):
> >       xen/arm: actually pass a non-NULL percpu pointer to request_percpu_irq
> >       xen/arm: implement HYPERVISOR_vcpu_op
> >       xen/arm: SMP support
> >       xen: move the xenvm machine to mach-virt
> >       xen/arm: XEN selects ARM_PSCI
> >       xenvm: add a simple PSCI node and a second cpu
> >       xen/arm: use sched_op hypercalls for machine reboot and power off
> > 
> >  arch/arm/Kconfig                     |    1 +
> >  arch/arm/boot/dts/Makefile           |    4 +-
> >  arch/arm/boot/dts/xenvm-4.2.dts      |   13 ++++++
> >  arch/arm/include/asm/xen/hypercall.h |    1 +
> >  arch/arm/mach-vexpress/v2m.c         |    1 -
> >  arch/arm/mach-virt/virt.c            |    1 +
> >  arch/arm/xen/enlighten.c             |   75 ++++++++++++++++++++++++++++++---
> >  arch/arm/xen/hypercall.S             |    1 +
> >  8 files changed, 87 insertions(+), 10 deletions(-)
> > 
> > 
> > git://git.kernel.org/pub/scm/linux/kernel/git/sstabellini/xen.git 3.9-rc3-smp-5-tag
> > 
> > Cheers,
> > 
> > Stefano
> > 
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