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Message-ID: <2e3e1050-7fa4-106b-9c80-6321afc5ac42@redhat.com> Date: Wed, 29 Jun 2022 20:48:30 +0200 From: David Hildenbrand <david@...hat.com> To: Alex Sierra <alex.sierra@....com>, jgg@...dia.com Cc: Felix.Kuehling@....com, linux-mm@...ck.org, rcampbell@...dia.com, linux-ext4@...r.kernel.org, linux-xfs@...r.kernel.org, amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org, hch@....de, jglisse@...hat.com, apopple@...dia.com, willy@...radead.org, akpm@...ux-foundation.org Subject: Re: [PATCH v7 02/14] mm: add zone device coherent type memory support On 29.06.22 05:54, Alex Sierra wrote: > Device memory that is cache coherent from device and CPU point of view. > This is used on platforms that have an advanced system bus (like CAPI > or CXL). Any page of a process can be migrated to such memory. However, > no one should be allowed to pin such memory so that it can always be > evicted. > > Signed-off-by: Alex Sierra <alex.sierra@....com> > Acked-by: Felix Kuehling <Felix.Kuehling@....com> > Reviewed-by: Alistair Popple <apopple@...dia.com> > [hch: rebased ontop of the refcount changes, > removed is_dev_private_or_coherent_page] > Signed-off-by: Christoph Hellwig <hch@....de> >From what I can tell, this looks good to me Acked-by: David Hildenbrand <david@...hat.com> -- Thanks, David / dhildenb
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