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Groups > linux.kernel > #1688809
| From | Balbir Singh <bsingharora@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 5/6] mm/memcontrol: support MEMORY_DEVICE_PRIVATE and MEMORY_DEVICE_PUBLIC v3 |
| Date | 2017-07-17 11:20 +0200 |
| Message-ID | <u4am8-37p-71@gated-at.bofh.it> (permalink) |
| References | <u2TGF-2pl-5@gated-at.bofh.it> <u2TGF-2pl-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, 2017-07-13 at 17:15 -0400, Jérôme Glisse wrote: > HMM pages (private or public device pages) are ZONE_DEVICE page and > thus need special handling when it comes to lru or refcount. This > patch make sure that memcontrol properly handle those when it face > them. Those pages are use like regular pages in a process address > space either as anonymous page or as file back page. So from memcg > point of view we want to handle them like regular page for now at > least. > > Changed since v2: > - s/host/public > Changed since v1: > - s/public/host > - add comments explaining how device memory behave and why > > Signed-off-by: Jérôme Glisse <jglisse@redhat.com> > Cc: Johannes Weiner <hannes@cmpxchg.org> > Cc: Michal Hocko <mhocko@kernel.org> > Cc: Vladimir Davydov <vdavydov.dev@gmail.com> > Cc: cgroups@vger.kernel.org > --- Acked-by: Balbir Singh <bsingharora@gmail.com>
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[PATCH 5/6] mm/memcontrol: support MEMORY_DEVICE_PRIVATE and MEMORY_DEVICE_PUBLIC v3 Jérôme Glisse <jglisse@redhat.com> - 2017-07-13 23:20 +0200 Re: [PATCH 5/6] mm/memcontrol: support MEMORY_DEVICE_PRIVATE and MEMORY_DEVICE_PUBLIC v3 Balbir Singh <bsingharora@gmail.com> - 2017-07-17 11:20 +0200
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