On Wed, 29 Jul 2020, Zhang, Qiang wrote:
> > From: Zhang Qiang
> >
> > We should add node spinlock protect "n->alien" which may be
> > assigned to NULL in cpuup_canceled func. cause address access
> > exception.
> >
>
> >Hi, do you have an example NULL pointer dereference where you have hit
> >t
发件人: David Rientjes
发送时间: 2020年7月29日 3:46
收件人: Zhang, Qiang
抄送: c...@linux.com; penb...@kernel.org; iamjoonsoo@lge.com;
a...@linux-foundation.org; linux...@kvack.org; linux-kernel@vger.kernel.org
主题: Re: [PATCH] mm/slab.c: add node spinlock protect i
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