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[73.182.255.193]) by smtp.gmail.com with ESMTPSA id r13sm5920370qtw.41.2022.01.10.13.16.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 Jan 2022 13:16:08 -0800 (PST) From: Rafael Aquini X-Google-Original-From: Rafael Aquini Date: Mon, 10 Jan 2022 16:16:06 -0500 To: Michal Hocko Cc: Andrew Morton , David Hildenbrand , Alexey Makhalov , LKML , linux-mm@kvack.org, Dennis Zhou , Eric Dumazet , Oscar Salvador , Tejun Heo , Christoph Lameter , Nico Pache Subject: Re: [PATCH v2 0/4] mm, memory_hotplug: handle unitialized numa node gracefully Message-ID: References: <20211214100732.26335-1-mhocko@kernel.org> MIME-Version: 1.0 In-Reply-To: <20211214100732.26335-1-mhocko@kernel.org> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Stat-Signature: 6kjczobzmt1cs9qoutngsmspdwtzzfmh Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=dcOMpZnd; dmarc=pass (policy=none) header.from=redhat.com; spf=none (imf17.hostedemail.com: domain of raquini@redhat.com has no SPF policy when checking 170.10.133.124) smtp.mailfrom=raquini@redhat.com X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 3B7AA40008 X-HE-Tag: 1641849372-30063 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Dec 14, 2021 at 11:07:28AM +0100, Michal Hocko wrote: > Hi, > this should be the full bundle for now. I have ended up with 4 patches. > The primary fix is patch 2 (should be reasonably easy to backport to > older kernels if there is any need for that). Patches 3 and 4 are mere > clean ups. > > I will repost once this can get some testing from Alexey. Shouldn't be > too much different from http://lkml.kernel.org/r/YbHfBgPQMkjtuHYF@dhcp22.suse.cz > with the follow up fix squashed in. > > I would really appreciate to hear more about http://lkml.kernel.org/r/YbMZsczMGpChaWz0@dhcp22.suse.cz > because I would like to add that information to the changelog as well. > > Thanks for the review and testing. > FWIW, you can add my Acked-by on your repost Michal. I reviewed your patches and tested them against that PPC crash on boot described at https://lore.kernel.org/all/YdxoXhTqCmVrT0R5@optiplex-fbsd/ Everything has worked like a charm, AFAICT. Thank you for letting me know about these patches, and thanks for working on them as a follow-up to that problem reported by Nico. -- Rafael