From: Stephen Rothwell <sfr@canb•auug.org.au>
To: Michal Hocko <mhocko@kernel•org>
Cc: Abdul Haleem <abdhalee@linux•vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation•org>,
linuxppc-dev <linuxppc-dev@lists•ozlabs.org>,
linux-kernel <linux-kernel@vger•kernel.org>,
linux-next <linux-next@vger•kernel.org>,
sachinp <sachinp@linux•vnet.ibm.com>,
Joonsoo Kim <js1304@gmail•com>
Subject: Re: [bisected c64e09ce] sysctl command hung indefinitely
Date: Mon, 21 Aug 2017 21:57:31 +1000 [thread overview]
Message-ID: <20170821215731.3b32d942@canb.auug.org.au> (raw)
In-Reply-To: <20170821075001.GA24530@dhcp22.suse.cz>
Hi Michal,
On Mon, 21 Aug 2017 09:50:01 +0200 Michal Hocko <mhocko@kernel•org> wrote:
>
> commit 69885605ee3ba681deb54021e3df645f46589ba1
> Author: Michal Hocko <mhocko@suse•com>
> 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/20170714080006.7250-2-mhocko@kernel.org
> 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 <abdhalee@linux•vnet.ibm.com>
> Signed-off-by: Michal Hocko <mhocko@suse•com>
I have added that to linux-next for tomorrow.
--
Cheers,
Stephen Rothwell
prev parent reply other threads:[~2017-08-21 11:57 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-19 10:19 [linux-next][bisected c64e09ce] sysctl command hung indefinitely Abdul Haleem
2017-08-21 7:50 ` [bisected " Michal Hocko
2017-08-21 8:45 ` [linux-next][bisected " Abdul Haleem
2017-08-21 11:57 ` Stephen Rothwell [this message]
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