[PATCH v9 08/12] mm: zero reserved and unavailable struct pages

[PATCH v9 00/12] complete deferred page initialization · Pavel Tatashin <hidden> · 2017-09-20
[PATCH v9 04/12] sparc64: simplify vmemmap_populate · Pavel Tatashin <hidden> · 2017-09-20
Re: [PATCH v9 04/12] sparc64: simplify vmemmap_populate · Michal Hocko <mhocko@kernel.org> · 2017-10-03
Re: [PATCH v9 04/12] sparc64: simplify vmemmap_populate · Pasha Tatashin <hidden> · 2017-10-03
[PATCH v9 01/12] x86/mm: setting fields in deferred pages · Pavel Tatashin <hidden> · 2017-09-20
Re: [PATCH v9 01/12] x86/mm: setting fields in deferred pages · Michal Hocko <mhocko@kernel.org> · 2017-10-03
Re: [PATCH v9 01/12] x86/mm: setting fields in deferred pages · Pasha Tatashin <hidden> · 2017-10-03
[PATCH v9 05/12] mm: defining memblock_virt_alloc_try_nid_raw · Pavel Tatashin <hidden> · 2017-09-20
[PATCH v9 12/12] mm: stop zeroing memory during allocation in vmemmap · Pavel Tatashin <hidden> · 2017-09-20
Re: [PATCH v9 12/12] mm: stop zeroing memory during allocation in vmemmap · Michal Hocko <mhocko@kernel.org> · 2017-10-03
Re: [PATCH v9 12/12] mm: stop zeroing memory during allocation in vmemmap · Pasha Tatashin <hidden> · 2017-10-03
Re: [PATCH v9 12/12] mm: stop zeroing memory during allocation in vmemmap · Pasha Tatashin <hidden> · 2017-10-03
Re: [PATCH v9 12/12] mm: stop zeroing memory during allocation in vmemmap · Michal Hocko <mhocko@kernel.org> · 2017-10-04
[PATCH v9 11/12] arm64/kasan: use kasan_map_populate() · Pavel Tatashin <hidden> · 2017-09-20
[PATCH v9 06/12] mm: zero struct pages during initialization · Pavel Tatashin <hidden> · 2017-09-20
Re: [PATCH v9 06/12] mm: zero struct pages during initialization · Michal Hocko <mhocko@kernel.org> · 2017-10-03
Re: [PATCH v9 06/12] mm: zero struct pages during initialization · Pasha Tatashin <hidden> · 2017-10-03
Re: [PATCH v9 06/12] mm: zero struct pages during initialization · Michal Hocko <mhocko@kernel.org> · 2017-10-04
Re: [PATCH v9 06/12] mm: zero struct pages during initialization · Pasha Tatashin <hidden> · 2017-10-04
[PATCH v9 08/12] mm: zero reserved and unavailable struct pages · Pavel Tatashin <hidden> · 2017-09-20
Re: [PATCH v9 08/12] mm: zero reserved and unavailable struct pages · Michal Hocko <mhocko@kernel.org> · 2017-10-03
Re: [PATCH v9 08/12] mm: zero reserved and unavailable struct pages · Pasha Tatashin <hidden> · 2017-10-03
Re: [PATCH v9 08/12] mm: zero reserved and unavailable struct pages · Michal Hocko <mhocko@kernel.org> · 2017-10-04
Re: [PATCH v9 08/12] mm: zero reserved and unavailable struct pages · Pasha Tatashin <hidden> · 2017-10-04
Re: [PATCH v9 08/12] mm: zero reserved and unavailable struct pages · Michal Hocko <mhocko@kernel.org> · 2017-10-04
Re: [PATCH v9 08/12] mm: zero reserved and unavailable struct pages · Pasha Tatashin <hidden> · 2017-10-04
Re: [PATCH v9 08/12] mm: zero reserved and unavailable struct pages · Michal Hocko <mhocko@kernel.org> · 2017-10-04
Re: [PATCH v9 08/12] mm: zero reserved and unavailable struct pages · Pasha Tatashin <hidden> · 2017-10-04
[PATCH v9 03/12] mm: deferred_init_memmap improvements · Pavel Tatashin <hidden> · 2017-09-20
Re: [PATCH v9 03/12] mm: deferred_init_memmap improvements · Michal Hocko <mhocko@kernel.org> · 2017-10-03
Re: [PATCH v9 03/12] mm: deferred_init_memmap improvements · Pasha Tatashin <hidden> · 2017-10-03
Re: [PATCH v9 03/12] mm: deferred_init_memmap improvements · Pasha Tatashin <hidden> · 2017-10-03
Re: [PATCH v9 03/12] mm: deferred_init_memmap improvements · Michal Hocko <mhocko@kernel.org> · 2017-10-04
[PATCH v9 10/12] x86/kasan: use kasan_map_populate() · Pavel Tatashin <hidden> · 2017-09-20
[PATCH v9 09/12] mm/kasan: kasan specific map populate function · Pavel Tatashin <hidden> · 2017-09-20
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Mark Rutland <mark.rutland@arm.com> · 2017-10-03
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Pasha Tatashin <hidden> · 2017-10-03
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Will Deacon <hidden> · 2017-10-09
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Pavel Tatashin <hidden> · 2017-10-09
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Michal Hocko <mhocko@kernel.org> · 2017-10-09
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Will Deacon <hidden> · 2017-10-09
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Will Deacon <hidden> · 2017-10-09
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Pavel Tatashin <hidden> · 2017-10-09
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Will Deacon <hidden> · 2017-10-09
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Pavel Tatashin <hidden> · 2017-10-09
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Will Deacon <hidden> · 2017-10-09
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Pavel Tatashin <hidden> · 2017-10-09
Re: [PATCH v9 09/12] mm/kasan: kasan specific map populate function · Pavel Tatashin <hidden> · 2017-10-09
[PATCH v9 07/12] sparc64: optimized struct page zeroing · Pavel Tatashin <hidden> · 2017-09-20
[PATCH v9 02/12] sparc64/mm: setting fields in deferred pages · Pavel Tatashin <hidden> · 2017-09-20
Re: [PATCH v9 02/12] sparc64/mm: setting fields in deferred pages · Michal Hocko <mhocko@kernel.org> · 2017-10-03
Re: [PATCH v9 02/12] sparc64/mm: setting fields in deferred pages · Pasha Tatashin <hidden> · 2017-10-03

From: mhocko@kernel.org (Michal Hocko)
Date: 2017-10-03 13:18:22
Also in: linux-mm, linuxppc-dev, lkml, sparclinux

On Wed 20-09-17 16:17:10, Pavel Tatashin wrote:

Some memory is reserved but unavailable: not present in memblock.memory
(because not backed by physical pages), but present in memblock.reserved.
Such memory has backing struct pages, but they are not initialized by going
through __init_single_page().

Could you be more specific where is such a memory reserved?
-- 
Michal Hocko
SUSE Labs

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