From: Michael Ellerman <patch-notifications@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>
Cc: linux-mm@kvack.org, John Allen <jallen@linux.vnet.ibm.com>,
linuxppc-dev@lists.ozlabs.org,
Nathan Fontenot <nfont@linux.vnet.ibm.com>
Subject: Re: powerpc/mm: allow memory hotplug into an offline node
Date: Wed, 1 Feb 2017 12:05:31 +1100 (AEDT) [thread overview]
Message-ID: <3vClL33fB1z9t9b@ozlabs.org> (raw)
In-Reply-To: <1479314703-18989-1-git-send-email-arbab@linux.vnet.ibm.com>
On Wed, 2016-11-16 at 16:45:03 UTC, Reza Arbab wrote:
> Relax the check preventing us from hotplugging into an offline node.
>
> This limitation was added in commit 482ec7c403d2 ("[PATCH] powerpc numa:
> Support sparse online node map") to prevent adding resources to an
> uninitialized node.
>
> These days, there is no harm in doing so. The addition will actually
> cause the node to be initialized and onlined; add_memory_resource()
> calls hotadd_new_pgdat() (if necessary) and node_set_online().
>
> Cc: Balbir Singh <bsingharora@gmail.com>
> Cc: Nathan Fontenot <nfont@linux.vnet.ibm.com>
> Cc: John Allen <jallen@linux.vnet.ibm.com>
> Signed-off-by: Reza Arbab <arbab@linux.vnet.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/2a8628d41602dc9f988af051a657ee
cheers
WARNING: multiple messages have this Message-ID (diff)
From: Michael Ellerman <patch-notifications@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>
Cc: linux-mm@kvack.org, John Allen <jallen@linux.vnet.ibm.com>,
linuxppc-dev@lists.ozlabs.org,
Nathan Fontenot <nfont@linux.vnet.ibm.com>
Subject: Re: powerpc/mm: allow memory hotplug into an offline node
Date: Wed, 1 Feb 2017 12:05:31 +1100 (AEDT) [thread overview]
Message-ID: <3vClL33fB1z9t9b@ozlabs.org> (raw)
In-Reply-To: <1479314703-18989-1-git-send-email-arbab@linux.vnet.ibm.com>
On Wed, 2016-11-16 at 16:45:03 UTC, Reza Arbab wrote:
> Relax the check preventing us from hotplugging into an offline node.
>
> This limitation was added in commit 482ec7c403d2 ("[PATCH] powerpc numa:
> Support sparse online node map") to prevent adding resources to an
> uninitialized node.
>
> These days, there is no harm in doing so. The addition will actually
> cause the node to be initialized and onlined; add_memory_resource()
> calls hotadd_new_pgdat() (if necessary) and node_set_online().
>
> Cc: Balbir Singh <bsingharora@gmail.com>
> Cc: Nathan Fontenot <nfont@linux.vnet.ibm.com>
> Cc: John Allen <jallen@linux.vnet.ibm.com>
> Signed-off-by: Reza Arbab <arbab@linux.vnet.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/2a8628d41602dc9f988af051a657ee
cheers
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2017-02-01 1:05 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-15 23:44 [RESEND][v1 0/3] Support memory cgroup hotplug Balbir Singh
2016-11-15 23:44 ` Balbir Singh
2016-11-15 23:44 ` [RESEND] [PATCH v1 1/3] Add basic infrastructure for memcg hotplug support Balbir Singh
2016-11-15 23:44 ` Balbir Singh
2016-11-16 9:01 ` Vladimir Davydov
2016-11-16 9:01 ` Vladimir Davydov
2016-11-17 0:28 ` Balbir Singh
2016-11-17 0:28 ` Balbir Singh
2016-11-21 8:36 ` Vladimir Davydov
2016-11-21 8:36 ` Vladimir Davydov
2016-11-22 0:17 ` Balbir Singh
2016-11-22 0:17 ` Balbir Singh
2016-11-15 23:45 ` [RESEND] [PATCH v1 2/3] Move from all possible nodes to online nodes Balbir Singh
2016-11-15 23:45 ` Balbir Singh
2016-11-15 23:45 ` [RESEND] [PATCH v1 3/3] powerpc: fix node_possible_map limitations Balbir Singh
2016-11-15 23:45 ` Balbir Singh
2016-11-16 16:40 ` Reza Arbab
2016-11-16 16:40 ` Reza Arbab
2016-11-16 16:45 ` [PATCH] powerpc/mm: allow memory hotplug into an offline node Reza Arbab
2016-11-16 16:45 ` Reza Arbab
2017-02-01 1:05 ` Michael Ellerman [this message]
2017-02-01 1:05 ` Michael Ellerman
2016-11-21 14:03 ` [RESEND][v1 0/3] Support memory cgroup hotplug Michal Hocko
2016-11-21 14:03 ` Michal Hocko
2016-11-22 0:16 ` Balbir Singh
2016-11-22 0:16 ` Balbir Singh
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=3vClL33fB1z9t9b@ozlabs.org \
--to=patch-notifications@ellerman.id.au \
--cc=akpm@linux-foundation.org \
--cc=arbab@linux.vnet.ibm.com \
--cc=benh@kernel.crashing.org \
--cc=jallen@linux.vnet.ibm.com \
--cc=linux-mm@kvack.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=nfont@linux.vnet.ibm.com \
--cc=paulus@samba.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.