From: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
To: Bharata B Rao <bharata@linux.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, Mel Gorman <mgorman@suse.de>,
Michael Ellerman <mpe@ellerman.id.au>,
Sachin Sant <sachinp@linux.vnet.ibm.com>,
Michal Hocko <mhocko@kernel.org>,
Christopher Lameter <cl@linux.com>,
linuxppc-dev@lists.ozlabs.org,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Kirill Tkhai <ktkhai@virtuozzo.com>,
Vlastimil Babka <vbabka@suse.cz>
Subject: Re: [PATCH 4/4] powerpc/numa: Set fallback nodes for offline nodes
Date: Tue, 17 Mar 2020 19:59:26 +0530 [thread overview]
Message-ID: <20200317142926.GA4879@linux.vnet.ibm.com> (raw)
In-Reply-To: <20200317142232.GB26049@in.ibm.com>
* Bharata B Rao <bharata@linux.ibm.com> [2020-03-17 19:52:32]:
Thanks Bharata.
> This patchset can also fix a related problem that I reported earlier at
> https://lists.ozlabs.org/pipermail/linuxppc-dev/2020-March/206076.html
> with an additional change, suggested by Srikar as shown below:
>
> >
> > - for_each_online_node(node) {
> > + for_each_node(node) {
> > + /*
> > + * For all possible but not yet online nodes, ensure their
> > + * node_numa_mem is set correctly so that kmalloc_node works
> > + * for such nodes.
> > + */
> > + if (!node_online(node)) {
>
> Change the above line to like below:
>
> + if (!node_state(node, N_MEMORY)) {
>
Just to clarify, this is needed if we don't have
http://lore.kernel.org/lkml/20200311110237.5731-1-srikar@linux.vnet.ibm.com/t/#u
--
Thanks and Regards
Srikar Dronamraju
prev parent reply other threads:[~2020-03-17 14:29 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <3381CD91-AB3D-4773-BA04-E7A072A63968@linux.vnet.ibm.com>
2020-03-17 13:17 ` [PATCH 0/4] Fix kmalloc_node on offline nodes Srikar Dronamraju
2020-03-17 13:17 ` [PATCH 1/4] mm: Check for node_online in node_present_pages Srikar Dronamraju
2020-03-17 13:37 ` Srikar Dronamraju
2020-03-17 13:17 ` [PATCH 2/4] mm/slub: Use mem_node to allocate a new slab Srikar Dronamraju
2020-03-17 13:34 ` Vlastimil Babka
2020-03-17 13:45 ` Srikar Dronamraju
2020-03-17 13:53 ` Vlastimil Babka
2020-03-17 14:51 ` Srikar Dronamraju
2020-03-17 15:29 ` Vlastimil Babka
2020-03-18 7:29 ` Srikar Dronamraju
2020-03-17 16:41 ` Srikar Dronamraju
2020-03-17 13:17 ` [PATCH 3/4] mm: Implement reset_numa_mem Srikar Dronamraju
2020-03-17 13:17 ` [PATCH 4/4] powerpc/numa: Set fallback nodes for offline nodes Srikar Dronamraju
2020-03-17 14:22 ` Bharata B Rao
2020-03-17 14:29 ` Srikar Dronamraju [this message]
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