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From: David Hildenbrand <david@redhat.com>
To: linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org,
	Alexander Duyck <alexander.h.duyck@linux.intel.com>,
	Alexander Potapenko <glider@google.com>,
	Anshuman Khandual <anshuman.khandual@arm.com>,
	Arun KS <arunks@codeaurora.org>,
	Dan Williams <dan.j.williams@intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Mel Gorman <mgorman@techsingularity.net>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Michal Hocko <mhocko@suse.com>,
	Mike Rapoport <rppt@linux.vnet.ibm.com>,
	Oscar Salvador <osalvador@suse.de>,
	Pavel Tatashin <pasha.tatashin@soleen.com>,
	Pingfan Liu <kernelfans@gmail.com>, Qian Cai <cai@lca.pw>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	Vlastimil Babka <vbabka@suse.cz>,
	Wei Yang <richardw.yang@linux.intel.com>
Subject: Re: [PATCH v2 0/2] mm: remove the memory isolate notifier
Date: Mon, 2 Dec 2019 11:27:14 +0100	[thread overview]
Message-ID: <990e19a3-b758-aaca-0ea2-c04e191cb6dc@redhat.com> (raw)
In-Reply-To: <20191114131911.11783-1-david@redhat.com>

On 14.11.19 14:19, David Hildenbrand wrote:
> This is the MM part of
> 	https://lkml.org/lkml/2019/10/31/487
> 
> "We can get rid of the memory isolate notifier by switching to balloon
> compaction in powerpc's CMM (Collaborative Memory Management). The memory
> isolate notifier was only necessary to allow to offline memory blocks that
> contain inflated/"loaned" pages - which also possible when the inflated
> pages are movable (via balloon compaction). [...]"
> 
> Michael queued the POWERPC bits that remove the single user, but I am
> missing ACKs for the MM bits. I think it makes sense to let these two
> patches also go via Michael's tree, to avoid collissions. Thoughts?

The prereqs (powerpc bits) are upstream - I assume Michael didn't want
to mess with MM patches. @Andrew, please pick these up once you feel
like time for them has come. :)


-- 
Thanks,

David / dhildenb


WARNING: multiple messages have this Message-ID (diff)
From: David Hildenbrand <david@redhat.com>
To: linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>
Cc: Qian Cai <cai@lca.pw>, Stephen Rothwell <sfr@canb.auug.org.au>,
	Michal Hocko <mhocko@suse.com>,
	Pavel Tatashin <pasha.tatashin@soleen.com>,
	Anshuman Khandual <anshuman.khandual@arm.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Mel Gorman <mgorman@techsingularity.net>,
	Pingfan Liu <kernelfans@gmail.com>,
	linux-mm@kvack.org, Mike Rapoport <rppt@linux.vnet.ibm.com>,
	Arun KS <arunks@codeaurora.org>,
	Wei Yang <richardw.yang@linux.intel.com>,
	Alexander Potapenko <glider@google.com>,
	Alexander Duyck <alexander.h.duyck@linux.intel.com>,
	linuxppc-dev@lists.ozlabs.org,
	Dan Williams <dan.j.williams@intel.com>,
	Vlastimil Babka <vbabka@suse.cz>,
	Oscar Salvador <osalvador@suse.de>
Subject: Re: [PATCH v2 0/2] mm: remove the memory isolate notifier
Date: Mon, 2 Dec 2019 11:27:14 +0100	[thread overview]
Message-ID: <990e19a3-b758-aaca-0ea2-c04e191cb6dc@redhat.com> (raw)
In-Reply-To: <20191114131911.11783-1-david@redhat.com>

On 14.11.19 14:19, David Hildenbrand wrote:
> This is the MM part of
> 	https://lkml.org/lkml/2019/10/31/487
> 
> "We can get rid of the memory isolate notifier by switching to balloon
> compaction in powerpc's CMM (Collaborative Memory Management). The memory
> isolate notifier was only necessary to allow to offline memory blocks that
> contain inflated/"loaned" pages - which also possible when the inflated
> pages are movable (via balloon compaction). [...]"
> 
> Michael queued the POWERPC bits that remove the single user, but I am
> missing ACKs for the MM bits. I think it makes sense to let these two
> patches also go via Michael's tree, to avoid collissions. Thoughts?

The prereqs (powerpc bits) are upstream - I assume Michael didn't want
to mess with MM patches. @Andrew, please pick these up once you feel
like time for them has come. :)


-- 
Thanks,

David / dhildenb


  parent reply	other threads:[~2019-12-02 10:27 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-14 13:19 [PATCH v2 0/2] mm: remove the memory isolate notifier David Hildenbrand
2019-11-14 13:19 ` David Hildenbrand
2019-11-14 13:19 ` [PATCH v2 1/2] " David Hildenbrand
2019-11-14 13:19   ` David Hildenbrand
2019-11-14 19:39   ` Michal Hocko
2019-11-14 19:39     ` Michal Hocko
2019-11-15  3:06   ` Greg Kroah-Hartman
2019-11-15  3:06     ` Greg Kroah-Hartman
2019-11-14 13:19 ` [PATCH v2 2/2] mm: remove "count" parameter from has_unmovable_pages() David Hildenbrand
2019-11-14 13:19   ` David Hildenbrand
2019-11-14 19:40   ` Michal Hocko
2019-11-14 19:40     ` Michal Hocko
2019-11-15 13:00 ` [PATCH v2 0/2] mm: remove the memory isolate notifier David Hildenbrand
2019-11-15 13:00   ` David Hildenbrand
2019-12-02 10:27 ` David Hildenbrand [this message]
2019-12-02 10:27   ` David Hildenbrand
2019-12-09 11:15   ` Michael Ellerman
2019-12-09 11:15     ` Michael Ellerman

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