From: Michael Ellerman <mpe@ellerman.id.au>
To: Reza Arbab <arbab@linux.vnet.ibm.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Andrew Morton <akpm@linux-foundation.org>,
Rob Herring <robh+dt@kernel.org>,
Frank Rowand <frowand.list@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>
Cc: linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org,
devicetree@vger.kernel.org,
Bharata B Rao <bharata@linux.vnet.ibm.com>,
Nathan Fontenot <nfont@linux.vnet.ibm.com>,
Stewart Smith <stewart@linux.vnet.ibm.com>,
Alistair Popple <apopple@au1.ibm.com>,
Balbir Singh <bsingharora@gmail.com>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v6 1/4] powerpc/mm: allow memory hotplug into a memoryless node
Date: Thu, 10 Nov 2016 12:37:10 +1100 [thread overview]
Message-ID: <87k2ccjet5.fsf@concordia.ellerman.id.au> (raw)
In-Reply-To: <1478562276-25539-2-git-send-email-arbab@linux.vnet.ibm.com>
Reza Arbab <arbab@linux.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@linux.vnet.ibm.com>
> Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
> Acked-by: Balbir Singh <bsingharora@gmail.com>
> Cc: Nathan Fontenot <nfont@linux.vnet.ibm.com>
> Cc: Bharata B Rao <bharata@linux.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@ellerman.id.au>
cheers
next prev parent reply other threads:[~2016-11-10 1:37 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-07 23:44 [PATCH v6 0/4] enable movable nodes on non-x86 configs Reza Arbab
2016-11-07 23:44 ` [PATCH v6 1/4] powerpc/mm: allow memory hotplug into a memoryless node Reza Arbab
2016-11-10 1:37 ` Michael Ellerman [this message]
2016-11-07 23:44 ` [PATCH v6 2/4] mm: remove x86-only restriction of movable_node Reza Arbab
2016-11-07 23:44 ` [PATCH v6 3/4] mm: enable CONFIG_MOVABLE_NODE on non-x86 arches Reza Arbab
2016-11-07 23:44 ` [PATCH v6 4/4] of/fdt: mark hotpluggable memory Reza Arbab
2016-11-08 1:59 ` kbuild test robot
2016-11-08 19:59 ` Reza Arbab
2016-11-09 18:12 ` Rob Herring
2016-11-09 20:15 ` Reza Arbab
2016-11-10 0:56 ` Balbir Singh
2016-11-10 20:52 ` Reza Arbab
2016-11-11 1:17 ` Balbir Singh
2016-11-14 11:59 ` Michael Ellerman
2016-11-14 19:34 ` Reza Arbab
2016-12-25 9:02 ` Heinrich Schuchardt
2016-12-27 0:09 ` Frank Rowand
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