On 2021/2/22 18:16, Greg KH wrote:
On Mon, Feb 22, 2021 at 12:06:18PM +0800, Zheng Yejian wrote:From: Peter Zijlstra <peterz@xxxxxxxxxxxxx> commit a97cb0e7b3f4c6297fd857055ae8e895f402f501 upstream.Why is this not also needed in 4.9.y? If so, please also provide a backport there so I can apply this one too.
I've sent a backport for 4.9.y, please review it. Thanks~
