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Date: Thu, 30 Jan 2020 20:40:43 -0800
From: Andrew Morton <akpm@linux-foundation.org>
To: Oscar Salvador <osalvador@suse.de>
Subject: Re: [PATCH v6 00/10] mm/memory_hotplug: Shrink zones before
 removing memory
Message-Id: <20200130204043.29e21049775e3a637db733e0@linux-foundation.org>
In-Reply-To: <20191203133633.GA2600@linux>
References: <20191006085646.5768-1-david@redhat.com>
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Cc: Mark Rutland <mark.rutland@arm.com>, Pankaj Gupta <pagupta@redhat.com>,
 Michal Hocko <mhocko@suse.com>, linux-ia64@vger.kernel.org,
 David Hildenbrand <david@redhat.com>, Peter Zijlstra <peterz@infradead.org>,
 Catalin Marinas <catalin.marinas@arm.com>,
 Dave Hansen <dave.hansen@linux.intel.com>,
 Heiko Carstens <heiko.carstens@de.ibm.com>, x86@kernel.org,
 Wei Yang <richard.weiyang@gmail.com>, linux-mm@kvack.org,
 Pavel Tatashin <pavel.tatashin@microsoft.com>, Rich Felker <dalias@libc.org>,
 Alexander Potapenko <glider@google.com>, "H. Peter Anvin" <hpa@zytor.com>,
 Alexander Duyck <alexander.h.duyck@linux.intel.com>,
 Ira Weiny <ira.weiny@intel.com>, Thomas Gleixner <tglx@linutronix.de>,
 Qian Cai <cai@lca.pw>, linux-s390@vger.kernel.org, Yu Zhao <yuzhao@google.com>,
 Yoshinori Sato <ysato@users.sourceforge.jp>, Jason Gunthorpe <jgg@ziepe.ca>,
 "Aneesh Kumar K . V" <aneesh.kumar@linux.ibm.com>, linux-sh@vger.kernel.org,
 "Matthew Wilcox \(Oracle\)" <willy@infradead.org>,
 Mike Rapoport <rppt@linux.ibm.com>, Halil Pasic <pasic@linux.ibm.com>,
 Christian Borntraeger <borntraeger@de.ibm.com>, Ingo Molnar <mingo@redhat.com>,
 Gerald Schaefer <gerald.schaefer@de.ibm.com>,
 Fenghua Yu <fenghua.yu@intel.com>, Pavel Tatashin <pasha.tatashin@soleen.com>,
 Vasily Gorbik <gor@linux.ibm.com>,
 Anshuman Khandual <anshuman.khandual@arm.com>,
 Vlastimil Babka <vbabka@suse.cz>, Will Deacon <will@kernel.org>,
 Robin Murphy <robin.murphy@arm.com>, Jun Yao <yaojun8558363@gmail.com>,
 Borislav Petkov <bp@alien8.de>, Andy Lutomirski <luto@kernel.org>,
 Dan Williams <dan.j.williams@intel.com>, linux-arm-kernel@lists.infradead.org,
 Tony Luck <tony.luck@intel.com>, Mel Gorman <mgorman@techsingularity.net>,
 Masahiro Yamada <yamada.masahiro@socionext.com>,
 Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
 Steve Capper <steve.capper@arm.com>, linux-kernel@vger.kernel.org,
 Logan Gunthorpe <logang@deltatee.com>,
 Wei Yang <richardw.yang@linux.intel.com>, Paul Mackerras <paulus@samba.org>,
 Tom Lendacky <thomas.lendacky@amd.com>, linuxppc-dev@lists.ozlabs.org
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On Tue, 3 Dec 2019 14:36:38 +0100 Oscar Salvador <osalvador@suse.de> wrote:

> On Mon, Dec 02, 2019 at 10:09:51AM +0100, David Hildenbrand wrote:
> > @Michal, @Oscar, can some of you at least have a patch #5 now so we can
> > proceed with that? (the other patches can stay in -next some time longer)
> 
> Hi, 
> 
> I will be having a look at patch#5 shortly.
> 
> Thanks for the reminder

Things haven't improved a lot :(

mm-memmap_init-update-variable-name-in-memmap_init_zone.patch
mm-memory_hotplug-poison-memmap-in-remove_pfn_range_from_zone.patch
mm-memory_hotplug-we-always-have-a-zone-in-find_smallestbiggest_section_pfn.patch
mm-memory_hotplug-dont-check-for-all-holes-in-shrink_zone_span.patch
mm-memory_hotplug-drop-local-variables-in-shrink_zone_span.patch
mm-memory_hotplug-cleanup-__remove_pages.patch

The first patch has reviews, the remainder are unloved.