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Subject: Re: [PATCH v1 0/2] mm/page_alloc: fix stalls/soft lockups with huge
 VMs
To:     Daniel Jordan <daniel.m.jordan@oracle.com>,
        Pankaj Gupta <pankaj.gupta.linux@gmail.com>
Cc:     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>
References: <20200401104156.11564-1-david@redhat.com>
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From:   David Hildenbrand <david@redhat.com>
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Message-ID: <8d481b8e-7ffc-e9f5-604b-f90856b2b38a@redhat.com>
Date:   Wed, 1 Apr 2020 17:54:40 +0200
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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 :)

-- 
Thanks,

David / dhildenb