Lines Matching +full:alloc +full:- +full:ranges
1 /* SPDX-License-Identifier: GPL-2.0 */
8 #include <linux/percpu-refcount.h>
14 * struct vmem_altmap - pre-allocated storage for vmemmap_populate
19 * @alloc: track pages consumed, private to vmemmap_populate()
27 unsigned long alloc; member
65 * Device memory residing in a PCI BAR intended for use with Peer-to-Peer
86 * Used for private (un-addressable) device memory only. Must migrate
97 * When this is not implemented, or it returns -EOPNOTSUPP, the caller
107 * struct dev_pagemap - metadata for ZONE_DEVICE mappings
108 * @altmap: pre-allocated/reserved memory for vmemmap allocations
122 * @nr_range: number of ranges to be mapped
124 * @ranges: array of ranges to be mapped when nr_range > 1
138 DECLARE_FLEX_ARRAY(struct range, ranges);
144 return pgmap->ops && pgmap->ops->memory_failure; in pgmap_has_memory_failure()
149 if (pgmap->flags & PGMAP_ALTMAP_VALID) in pgmap_altmap()
150 return &pgmap->altmap; in pgmap_altmap()
156 return 1 << pgmap->vmemmap_shift; in pgmap_vmemmap_nr()
163 page->pgmap->type == MEMORY_DEVICE_PRIVATE; in is_device_private_page()
168 return is_device_private_page(&folio->page); in folio_is_device_private()
175 page->pgmap->type == MEMORY_DEVICE_PCI_P2PDMA; in is_pci_p2pdma_page()
181 page->pgmap->type == MEMORY_DEVICE_COHERENT; in is_device_coherent_page()
186 return is_device_coherent_page(&folio->page); in folio_is_device_coherent()
212 return ERR_PTR(-ENXIO); in devm_memremap_pages()
251 percpu_ref_put(&pgmap->ref); in put_dev_pagemap()