From: David Miller <davem@davemloft.net>
To: khlebnikov@yandex-team.ru
Cc: dev@openvswitch.org, pshelar@nicira.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, vbabka@suse.cz, linux-mm@kvack.org
Subject: Re: [PATCH] ovs: do not allocate memory from offline numa node
Date: Mon, 05 Oct 2015 06:44:51 -0700 (PDT) [thread overview]
Message-ID: <20151005.064451.2162263446408087981.davem@davemloft.net> (raw)
In-Reply-To: <20151002101822.12499.27658.stgit@buzz>
From: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Date: Fri, 02 Oct 2015 13:18:22 +0300
> When openvswitch tries allocate memory from offline numa node 0:
> stats = kmem_cache_alloc_node(flow_stats_cache, GFP_KERNEL | __GFP_ZERO, 0)
> It catches VM_BUG_ON(nid < 0 || nid >= MAX_NUMNODES || !node_online(nid))
> [ replaced with VM_WARN_ON(!node_online(nid)) recently ] in linux/gfp.h
> This patch disables numa affinity in this case.
>
> Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Applied, but this should probably use NUMA_NO_NODE unconditionally.
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next prev parent reply other threads:[~2015-10-05 13:29 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-02 10:18 [PATCH] ovs: do not allocate memory from offline numa node Konstantin Khlebnikov
2015-10-02 22:38 ` Pravin Shelar
2015-10-05 13:44 ` David Miller [this message]
2015-10-05 13:59 ` Vlastimil Babka
2015-10-05 20:25 ` Alexander Duyck
2015-10-07 1:01 ` [ovs-dev] " Jesse Gross
2015-10-07 17:47 ` Jarno Rajahalme
2015-10-08 23:03 ` Jesse Gross
2015-10-09 15:54 ` Jarno Rajahalme
2015-10-09 22:11 ` Jesse Gross
2015-10-10 0:02 ` Jarno Rajahalme
2015-10-20 17:58 ` Jarno Rajahalme
2015-10-21 8:55 ` Vlastimil Babka
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