From: Pingfan Liu <kernelfans@gmail.com>
To: Michal Hocko <mhocko@kernel.org>
Cc: Qian Cai <cai@lca.pw>, Andrew Morton <akpm@linux-foundation.org>,
Barret Rhoden <brho@google.com>,
Dave Hansen <dave.hansen@intel.com>,
Mike Rapoport <rppt@linux.ibm.com>,
Peter Zijlstra <peterz@infradead.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Ingo Molnar <mingo@elte.hu>, Oscar Salvador <osalvador@suse.de>,
Andy Lutomirski <luto@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH -next v2] mm/hotplug: fix a null-ptr-deref during NUMA boot
Date: Thu, 27 Jun 2019 11:11:36 +0800 [thread overview]
Message-ID: <CAFgQCTvAaWvnZYYeg-TqCMtYdgGu-r29iGu4igoQ-RRkRkYmVw@mail.gmail.com> (raw)
In-Reply-To: <20190626135744.GX17798@dhcp22.suse.cz>
On Wed, Jun 26, 2019 at 9:57 PM Michal Hocko <mhocko@kernel.org> wrote:
>
> On Mon 24-06-19 16:42:20, Pingfan Liu wrote:
> > Hi Michal,
> >
> > What about dropping the change of the online definition of your patch,
> > just do the following?
>
> I am sorry but I am unlikely to find some more time to look into this. I
> am willing to help reviewing but I will not find enough time to focus on
> this to fix up the patch. Are you willing to work on this and finish the
> patch? It is a very tricky area with side effects really hard to see in
> advance but going with a robust fix is definitely worth the effort.
Yeah, the bug is a little trivial but hard to fix bug, and take a lot
of time. It is hard to meet your original design target, based on
current situation. I will have a try limited to this bug.
Thanks,
Pingfan
>
> Thanks!
> --
> Michal Hocko
> SUSE Labs
prev parent reply other threads:[~2019-06-27 3:11 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-12 5:48 Qian Cai
2019-05-13 12:41 ` Michal Hocko
2019-05-13 13:43 ` Qian Cai
2019-05-13 14:04 ` Michal Hocko
2019-05-13 15:20 ` Qian Cai
2019-05-13 15:31 ` Michal Hocko
2019-05-22 7:12 ` Pingfan Liu
2019-05-22 11:16 ` Michal Hocko
2019-05-23 3:58 ` Pingfan Liu
2019-05-23 4:00 ` Pingfan Liu
2019-05-28 18:21 ` Michal Hocko
2019-05-30 13:01 ` Pingfan Liu
2019-05-28 18:20 ` Michal Hocko
2019-05-30 12:55 ` Pingfan Liu
2019-05-31 9:03 ` Michal Hocko
2019-06-03 4:17 ` Pingfan Liu
2019-06-21 13:17 ` Qian Cai
2019-06-21 13:55 ` Michal Hocko
2019-06-24 8:42 ` Pingfan Liu
2019-06-26 13:57 ` Michal Hocko
2019-06-27 3:11 ` Pingfan Liu [this message]
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