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Searched refs:ZONE_DEVICE (Results 1 – 11 of 11) sorted by relevance

/Linux-v5.4/Documentation/vm/
Dmemory-model.rst185 ZONE_DEVICE chapter
187 The `ZONE_DEVICE` facility builds upon `SPARSEMEM_VMEMMAP` to offer
189 address ranges. The "device" aspect of `ZONE_DEVICE` relates to the fact
192 to keep the memory pinned for active use. `ZONE_DEVICE`, via
201 optionally collected into memory blocks, `ZONE_DEVICE` users have a need
203 `ZONE_DEVICE` memory is never marked online it is subsequently never
211 The users of `ZONE_DEVICE` are:
216 * hmm: Extend `ZONE_DEVICE` with `->page_fault()` and `->page_free()`
Dhmm.rst123 The second mechanism HMM provides is a new kind of ZONE_DEVICE memory that
129 mechanisms. Here again, HMM only provides helpers, first to hotplug new ZONE_DEVICE
/Linux-v5.4/mm/
Dmemremap.c290 zone = &NODE_DATA(nid)->node_zones[ZONE_DEVICE]; in memremap_pages()
303 memmap_init_zone_device(&NODE_DATA(nid)->node_zones[ZONE_DEVICE], in memremap_pages()
DKconfig650 config ZONE_DEVICE config
681 depends on ZONE_DEVICE
Dmemory_hotplug.c480 if (zone_idx(zone) == ZONE_DEVICE) in __remove_zone()
Dpage_alloc.c5897 if (zone == ZONE_DEVICE) { in memmap_init_zone()
5960 if (WARN_ON_ONCE(!pgmap || zone_idx(zone) != ZONE_DEVICE)) in memmap_init_zone_device()
/Linux-v5.4/fs/
DKconfig48 select DEV_PAGEMAP_OPS if (ZONE_DEVICE && !FS_DAX_LIMITED)
66 depends on ZONE_DEVICE
/Linux-v5.4/drivers/nvdimm/
DKconfig81 depends on ZONE_DEVICE
/Linux-v5.4/drivers/pci/
DKconfig163 depends on ZONE_DEVICE
/Linux-v5.4/include/linux/
Dmmzone.h410 ZONE_DEVICE, enumerator
Dmm.h958 return page_zonenum(page) == ZONE_DEVICE; in is_zone_device_page()