Subject: Re: [bisected c64e09ce] sysctl command hung indefinitely

From: Stephen Rothwell <[email-masked]>
Date: Mon, 21 Aug 2017 21:57:31 +1000

Hi Michal,

On Mon, 21 Aug 2017 09:50:01 +0200 Michal Hocko <[email-masked]> wrote:
>
> commit 69885605ee3ba681deb54021e3df645f46589ba1
> Author: Michal Hocko <[email-masked]>
> Date:   Mon Aug 21 09:46:04 2017 +0200
> 
>     mmotm: mm-page_alloc-rip-out-zonelist_order_zone-fix
>     
>     Abdul has noticed that reading sysctl vm.numa_zonelist_order
>     read will never terminate. This is because of
>     http://lkml.kernel.org/r/[email-masked]
>     where the reading side doesn't update ppos and so the reader will
>     never get 0. Return back to proc_dostring which does all the necessary
>     stuff.
>     
>     Reported-by: Abdul Haleem <[email-masked]>
>     Signed-off-by: Michal Hocko <[email-masked]>

I have added that to linux-next for tomorrow.

-- 
Cheers,
Stephen Rothwell