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[91.12.103.209]) by smtp.gmail.com with ESMTPSA id h26sm3561554wmb.19.2020.04.01.11.29.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 01 Apr 2020 11:29:51 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable From: David Hildenbrand Mime-Version: 1.0 (1.0) Subject: Re: [PATCH v1 0/2] mm/page_alloc: fix stalls/soft lockups with huge VMs Date: Wed, 1 Apr 2020 20:29:46 +0200 Message-Id: <26A3B286-7090-4DD2-8E30-C2BA846AF699@redhat.com> References: <20200401110624.e5caf6632215004a18a3757b@linux-foundation.org> Cc: Daniel Jordan , Pankaj Gupta , David Hildenbrand , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Alexander Duyck , Baoquan He , Kirill Tkhai , Michal Hocko , Oscar Salvador , Pavel Tatashin , Shile Zhang , Yiqian Wei In-Reply-To: <20200401110624.e5caf6632215004a18a3757b@linux-foundation.org> To: Andrew Morton X-Mailer: iPhone Mail (17D50) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Am 01.04.2020 um 20:06 schrieb Andrew Morton : >=20 > =EF=BB=BFOn Wed, 1 Apr 2020 10:45:29 -0400 Daniel Jordan wrote: >=20 >> 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 node= s / >>>>>> zones during boot without CONFIG_PREEMPT. >>>>>>=20 >>>>>> David Hildenbrand (2): >>>>>> mm/page_alloc: fix RCU stalls during deferred page initialization >>>>>> mm/page_alloc: fix watchdog soft lockups during set_zone_contiguous(= ) >>>>>>=20 >>>>>> mm/page_alloc.c | 2 ++ >>>>>> 1 file changed, 2 insertions(+) >>>>>>=20 >>>>>=20 >>>>> Patch #1 requires "[PATCH v3] mm: fix tick timer stall during deferred= >>>>> page init" >>>>>=20 >>>>> https://lkml.kernel.org/r/20200311123848.118638-1-shile.zhang@linux.al= ibaba.com >>>=20 >>> Thanks! Took me some time to figure it out. >>=20 >> FYI, I'm planning to post an alternate version of that fix, hopefully tod= ay if >> all goes well with my testing. >=20 > I assume you'll redo this two-patch series to apply on top of this > forthcoming patch? >=20 Yes, will wait until the old one in -next has been replaced by a revised one= . Thanks!=