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Date:   Wed, 1 Apr 2020 12:10:36 -0400
From:   Daniel Jordan <daniel.m.jordan@oracle.com>
To:     David Hildenbrand <david@redhat.com>
Cc:     Daniel Jordan <daniel.m.jordan@oracle.com>,
        Pankaj Gupta <pankaj.gupta.linux@gmail.com>,
        linux-kernel@vger.kernel.org, linux-mm@kvack.org,
        Alexander Duyck <alexander.duyck@gmail.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Baoquan He <bhe@redhat.com>,
        Kirill Tkhai <ktkhai@virtuozzo.com>,
        Michal Hocko <mhocko@kernel.org>,
        Oscar Salvador <osalvador@suse.de>,
        Pavel Tatashin <pasha.tatashin@soleen.com>,
        Shile Zhang <shile.zhang@linux.alibaba.com>,
        Yiqian Wei <yiwei@redhat.com>
Subject: Re: [PATCH v1 0/2] mm/page_alloc: fix stalls/soft lockups with huge
 VMs
Message-ID: <20200401161036.oqk3dakako33bv3o@ca-dmjordan1.us.oracle.com>
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 <20200401144529.7zkqq4rfdnitg32h@ca-dmjordan1.us.oracle.com>
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On Wed, Apr 01, 2020 at 05:54:40PM +0200, David Hildenbrand wrote:
> On 01.04.20 16:45, Daniel Jordan wrote:
> > On Wed, Apr 01, 2020 at 04:31:51PM +0200, Pankaj Gupta wrote:
> >>> On 01.04.20 12:41, David Hildenbrand wrote:
> >>>> Two fixes for misleading stall messages / soft lockups with huge nodes /
> >>>> zones during boot without CONFIG_PREEMPT.
> >>>>
> >>>> David Hildenbrand (2):
> >>>>   mm/page_alloc: fix RCU stalls during deferred page initialization
> >>>>   mm/page_alloc: fix watchdog soft lockups during set_zone_contiguous()
> >>>>
> >>>>  mm/page_alloc.c | 2 ++
> >>>>  1 file changed, 2 insertions(+)
> >>>>
> >>>
> >>> Patch #1 requires "[PATCH v3] mm: fix tick timer stall during deferred
> >>> page init"
> >>>
> >>> https://lkml.kernel.org/r/20200311123848.118638-1-shile.zhang@linux.alibaba.com
> >>
> >> Thanks! Took me some time to figure it out.
> > 
> > FYI, I'm planning to post an alternate version of that fix, hopefully today if
> > all goes well with my testing.
> > 
> 
> Cool, please CC me :)

Sure, in fact you already were! :)