From: David Gibson <david@gibson.dropbear.id.au>
To: Bharata B Rao <bharata@linux.vnet.ibm.com>
Cc: mdroth@linux.vnet.ibm.com, aik@ozlabs.ru, agraf@suse.de,
qemu-devel@nongnu.org, qemu-ppc@nongnu.org,
tyreld@linux.vnet.ibm.com, nfont@linux.vnet.ibm.com,
imammedo@redhat.com
Subject: Re: [Qemu-devel] [PATCH v5 3/6] spapr: Support ibm, dynamic-reconfiguration-memory
Date: Fri, 26 Jun 2015 15:28:29 +1000 [thread overview]
Message-ID: <20150626052829.GB22737@voom.redhat.com> (raw)
In-Reply-To: <1435212855-21685-4-git-send-email-bharata@linux.vnet.ibm.com>
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On Thu, Jun 25, 2015 at 11:44:12AM +0530, Bharata B Rao wrote:
> Parse ibm,architecture.vec table obtained from the guest and enable
> memory node configuration via ibm,dynamic-reconfiguration-memory if guest
> supports it. This is in preparation to support memory hotplug for
> sPAPR guests.
>
> This changes the way memory node configuration is done. Currently all
> memory nodes are built upfront. But after this patch, only memory@0 node
> for RMA is built upfront. Guest kernel boots with just that and rest of
> the memory nodes (via memory@XXX or ibm,dynamic-reconfiguration-memory)
> are built when guest does ibm,client-architecture-support call.
>
> Note: This patch needs a SLOF enhancement which is already part of
> SLOF binary in QEMU.
>
> Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
--
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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next prev parent reply other threads:[~2015-06-26 5:38 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-25 6:14 [Qemu-devel] [PATCH v5 0/6] Memory hotplug for PowerPC sPAPR guests Bharata B Rao
2015-06-25 6:14 ` [Qemu-devel] [PATCH v5 1/6] spapr: Initialize hotplug memory address space Bharata B Rao
2015-06-26 5:21 ` David Gibson
2015-06-25 6:14 ` [Qemu-devel] [PATCH v5 2/6] spapr: Add LMB DR connectors Bharata B Rao
2015-06-26 5:38 ` David Gibson
2015-06-26 6:54 ` Bharata B Rao
2015-06-25 6:14 ` [Qemu-devel] [PATCH v5 3/6] spapr: Support ibm, dynamic-reconfiguration-memory Bharata B Rao
2015-06-26 5:28 ` David Gibson [this message]
2015-06-25 6:14 ` [Qemu-devel] [PATCH v5 4/6] spapr: Make hash table size a factor of maxram_size Bharata B Rao
2015-06-25 6:14 ` [Qemu-devel] [PATCH v5 5/6] spapr: Memory hotplug support Bharata B Rao
2015-06-26 5:31 ` David Gibson
2015-06-25 6:14 ` [Qemu-devel] [RFC PATCH v5 6/6] spapr: Don't allow memory hotplug to memory less nodes Bharata B Rao
2015-06-26 5:33 ` David Gibson
2015-06-26 5:43 ` Bharata B Rao
2015-06-26 6:06 ` [Qemu-devel] [PATCH v5 0/6] Memory hotplug for PowerPC sPAPR guests David Gibson
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