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2022-03-21mm/migrate: Convert remove_migration_ptes() to foliosMatthew Wilcox (Oracle)1-5/+10
Convert the implementation and all callers. Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
2022-03-21mm/rmap: Convert try_to_migrate() to foliosMatthew Wilcox (Oracle)1-2/+4
Convert the callers to pass a folio and the try_to_migrate_one() worker to use a folio throughout. Fixes an assumption that a folio must be <= PMD size. Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
2022-03-03mm: move the migrate_vma_* device migration code into its own fileChristoph Hellwig1-0/+766
Split the code used to migrate to and from ZONE_DEVICE memory from migrate.c into a new file. Link: https://lkml.kernel.org/r/20220210072828.2930359-14-hch@lst.de Signed-off-by: Christoph Hellwig <hch@lst.de> Tested-by: "Sierra Guiza, Alejandro (Alex)" <alex.sierra@amd.com> Cc: Alex Deucher <alexander.deucher@amd.com> Cc: Alistair Popple <apopple@nvidia.com> Cc: Ben Skeggs <bskeggs@redhat.com> Cc: Chaitanya Kulkarni <kch@nvidia.com> Cc: Christian Knig <christian.koenig@amd.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Felix Kuehling <Felix.Kuehling@amd.com> Cc: Jason Gunthorpe <jgg@nvidia.com> Cc: Karol Herbst <kherbst@redhat.com> Cc: Logan Gunthorpe <logang@deltatee.com> Cc: Lyude Paul <lyude@redhat.com> Cc: Miaohe Lin <linmiaohe@huawei.com> Cc: Muchun Song <songmuchun@bytedance.com> Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com> Cc: Ralph Campbell <rcampbell@nvidia.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>