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Date: Thu, 10 Nov 2016 12:37:10 +1100 From: Michael Ellerman <mpe@...erman.id.au> To: Reza Arbab <arbab@...ux.vnet.ibm.com>, Benjamin Herrenschmidt <benh@...nel.crashing.org>, Paul Mackerras <paulus@...ba.org>, Andrew Morton <akpm@...ux-foundation.org>, Rob Herring <robh+dt@...nel.org>, Frank Rowand <frowand.list@...il.com>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com> Cc: linuxppc-dev@...ts.ozlabs.org, linux-mm@...ck.org, devicetree@...r.kernel.org, Bharata B Rao <bharata@...ux.vnet.ibm.com>, Nathan Fontenot <nfont@...ux.vnet.ibm.com>, Stewart Smith <stewart@...ux.vnet.ibm.com>, Alistair Popple <apopple@....ibm.com>, Balbir Singh <bsingharora@...il.com>, "Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>, linux-kernel@...r.kernel.org Subject: Re: [PATCH v6 1/4] powerpc/mm: allow memory hotplug into a memoryless node Reza Arbab <arbab@...ux.vnet.ibm.com> writes: > Remove the check which prevents us from hotplugging into an empty node. > > The original commit b226e4621245 ("[PATCH] powerpc: don't add memory to > empty node/zone"), states that this was intended to be a temporary measure. > It is a workaround for an oops which no longer occurs. > > Signed-off-by: Reza Arbab <arbab@...ux.vnet.ibm.com> > Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@...ux.vnet.ibm.com> > Acked-by: Balbir Singh <bsingharora@...il.com> > Cc: Nathan Fontenot <nfont@...ux.vnet.ibm.com> > Cc: Bharata B Rao <bharata@...ux.vnet.ibm.com> > --- > arch/powerpc/mm/numa.c | 13 +------------ > 1 file changed, 1 insertion(+), 12 deletions(-) This seems OK from a powerpc perspective. Acked-by: Michael Ellerman <mpe@...erman.id.au> cheers
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