From: David Gibson <david@gibson.dropbear.id.au>
To: Bharata B Rao <bharata@linux.vnet.ibm.com>
Cc: thuth@redhat.com, mdroth@linux.vnet.ibm.com,
Alexey Kardashevskiy <aik@ozlabs.ru>,
agraf@suse.de, qemu-devel@nongnu.org, qemu-ppc@nongnu.org,
tyreld@linux.vnet.ibm.com, nfont@linux.vnet.ibm.com
Subject: Re: [Qemu-devel] [PATCH v4 8/8] xics_kvm: Add cpu_destroy method to XICS
Date: Mon, 15 Jun 2015 17:00:24 +1000 [thread overview]
Message-ID: <20150615070024.GL13352@voom.redhat.com> (raw)
In-Reply-To: <20150605091559.GD25832@in.ibm.com>
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On Fri, Jun 05, 2015 at 02:45:59PM +0530, Bharata B Rao wrote:
> On Fri, Jun 05, 2015 at 06:09:38PM +1000, Alexey Kardashevskiy wrote:
> > On 06/05/2015 02:25 PM, Bharata B Rao wrote:
> > >XICS is setup for each CPU during initialization. Provide a routine
> > >to undo the same when CPU is unplugged. Also ensure xics reset doesn't set
> > >irq for CPUs that are already unplugged.
> > >
> > >This allows reboot of a VM that has undergone CPU hotplug and unplug
> > >to work correctly.
> > >
> > >Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
> > >---
> > > hw/intc/xics.c | 14 ++++++++++++++
> > > hw/intc/xics_kvm.c | 15 +++++++++++++--
> > > include/hw/ppc/xics.h | 2 ++
> > > 3 files changed, 29 insertions(+), 2 deletions(-)
> > >
> > >diff --git a/hw/intc/xics.c b/hw/intc/xics.c
> > >index 924b1ae..3f87f82 100644
> > >--- a/hw/intc/xics.c
> > >+++ b/hw/intc/xics.c
> > >@@ -44,6 +44,20 @@ static int get_cpu_index_by_dt_id(int cpu_dt_id)
> > > return -1;
> > > }
> > >
> > >+void xics_cpu_destroy(XICSState *icp, PowerPCCPU *cpu)
> >
> >
> > xics_cpu_destroy() is not used by anything, may be push it later with the
> > stuff which needs it?
>
> Yeah it is not used in this patchset, will leave to David/agraf
> to see if they want this dropped from this series.
Drop it for now, please.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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prev parent reply other threads:[~2015-06-15 7:54 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-05 4:25 [Qemu-devel] [PATCH v4 0/8] sPAPR CPU hotplug pre-requisites Bharata B Rao
2015-06-05 4:25 ` [Qemu-devel] [PATCH v4 1/8] spapr: Consider max_cpus during xics initialization Bharata B Rao
2015-06-05 5:30 ` Alexey Kardashevskiy
2015-06-05 7:07 ` Bharata B Rao
2015-06-05 8:01 ` Alexey Kardashevskiy
2015-06-15 6:55 ` David Gibson
2015-06-05 4:25 ` [Qemu-devel] [PATCH v4 2/8] spapr: Support ibm, lrdr-capacity device tree property Bharata B Rao
2015-06-15 6:56 ` David Gibson
2015-06-05 4:25 ` [Qemu-devel] [PATCH v4 3/8] cpus: Add a macro to walk CPUs in reverse Bharata B Rao
2015-06-05 14:39 ` Andreas Färber
2015-06-15 6:41 ` David Gibson
2015-06-05 4:25 ` [Qemu-devel] [PATCH v4 4/8] spapr: Reorganize CPU dt generation code Bharata B Rao
2015-06-05 6:09 ` Alexey Kardashevskiy
2015-06-05 7:06 ` Bharata B Rao
2015-06-05 7:55 ` Alexey Kardashevskiy
2015-06-15 6:57 ` David Gibson
2015-06-05 4:25 ` [Qemu-devel] [PATCH v4 5/8] spapr: Consolidate cpu init code into a routine Bharata B Rao
2015-06-15 6:59 ` David Gibson
2015-06-15 8:15 ` Thomas Huth
2015-06-16 5:40 ` David Gibson
2015-06-16 6:36 ` Thomas Huth
2015-06-17 4:43 ` David Gibson
2015-06-05 4:25 ` [Qemu-devel] [PATCH v4 6/8] ppc: Update cpu_model in MachineState Bharata B Rao
2015-06-05 4:25 ` [Qemu-devel] [PATCH v4 7/8] xics_kvm: Don't enable KVM_CAP_IRQ_XICS if already enabled Bharata B Rao
2015-06-15 6:59 ` David Gibson
2015-06-05 4:25 ` [Qemu-devel] [PATCH v4 8/8] xics_kvm: Add cpu_destroy method to XICS Bharata B Rao
2015-06-05 8:09 ` Alexey Kardashevskiy
2015-06-05 9:15 ` Bharata B Rao
2015-06-15 7:00 ` David Gibson [this message]
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