Re: [PATCH 3.18 132/134] rcu: Do RCU GP kthread self-wakeup from softirq and interrupt

[Greg Kroah-Hartman]

On Thu, Mar 28, 2019 at 01:36:12AM +0000, Zhang, Jun wrote:
> Hello, Paul
> 
> Yes, I only use original V3.18.136 to test. Because system run very slowly, I give up.
> 
> Device: NUC (made in 2017)
> OS:        ubuntu 16.04
> Kernel: V3.18.136 (come from https://kernel.ubuntu.com/~kernel-ppa/mainline/v3.18.136/) 
> System can boot, but run very slowly, and couldn't connect the network.
> This make me not to work with terminal, because system very slowly. 
> So I donât use V3.18.136+patch to test.

Please do not worry about 3.18.y if it is any problem, I only keep it
alive for a few users and if they have not reported issues yet, it is
fine.  Please do not do any extra work for this kernel tree at all, it
is just too old :)

thanks,

greg k-h