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Date:   Fri, 22 Mar 2019 17:38:49 +0000
From:   Christopher Lameter <cl@linux.com>
X-X-Sender: cl@nuc-kabylake
To:     Li RongQing <lirongqing@baidu.com>
cc:     linux-mm@kvack.org, linux-kernel@vger.kernel.org,
        Andrew Morton <akpm@linux-foundation.org>,
        Joonsoo Kim <iamjoonsoo.kim@lge.com>,
        David Rientjes <rientjes@google.com>,
        Pekka Enberg <penberg@kernel.org>
Subject: Re: [PATCH] mm, slab: remove unneed check in cpuup_canceled
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On Thu, 21 Mar 2019, Li RongQing wrote:

> nc is a member of percpu allocation memory, and impossible NULL

Acked-by: Christoph Lameter <cl@linux.com>