Re: [PATCH] mm: fix dereference a null pointer in migrate[_huge]_page_move_mapping()

[李力琼]

在 2022/2/17 下午3:51, David Hildenbrand 写道:
> On 17.02.22 08:29, Greg KH wrote:
> > On Thu, Feb 17, 2022 at 02:38:08PM +0800, liqiong wrote:
> > > Upstream has no this bug.
> > What do you mean by this?
> >
> > confused,
> Dito. If this is fixed upstream and broken in stable kernels, we'd want
> either a backport of the relevant upstream fix, or if too complicated, a
> stable-only fix.
There is a wrong describe， i thought 'Upstream' as the newest code.
The newest code has no this bug, i should submit this patch to "longterm:4.19".
How could i do it ?

Thanks.