| /linux-6.6.21/mm/ |
| D | truncate.c | 31 static inline void __clear_shadow_entry(struct address_space *mapping, in __clear_shadow_entry() argument
34 XA_STATE(xas, &mapping->i_pages, index); in __clear_shadow_entry()
42 static void clear_shadow_entry(struct address_space *mapping, pgoff_t index, in clear_shadow_entry() argument
45 spin_lock(&mapping->host->i_lock); in clear_shadow_entry()
46 xa_lock_irq(&mapping->i_pages); in clear_shadow_entry()
47 __clear_shadow_entry(mapping, index, entry); in clear_shadow_entry()
48 xa_unlock_irq(&mapping->i_pages); in clear_shadow_entry()
49 if (mapping_shrinkable(mapping)) in clear_shadow_entry()
50 inode_add_lru(mapping->host); in clear_shadow_entry()
51 spin_unlock(&mapping->host->i_lock); in clear_shadow_entry()
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| D | filemap.c | 126 static void page_cache_delete(struct address_space *mapping, in page_cache_delete() argument
129 XA_STATE(xas, &mapping->i_pages, folio->index); in page_cache_delete()
132 mapping_set_update(&xas, mapping); in page_cache_delete()
145 folio->mapping = NULL; in page_cache_delete()
147 mapping->nrpages -= nr; in page_cache_delete()
150 static void filemap_unaccount_folio(struct address_space *mapping, in filemap_unaccount_folio() argument
163 if (mapping_exiting(mapping) && !folio_test_large(folio)) { in filemap_unaccount_folio()
192 filemap_nr_thps_dec(mapping); in filemap_unaccount_folio()
210 mapping_can_writeback(mapping))) in filemap_unaccount_folio()
211 folio_account_cleaned(folio, inode_to_wb(mapping->host)); in filemap_unaccount_folio()
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| D | readahead.c | 139 file_ra_state_init(struct file_ra_state *ra, struct address_space *mapping) in file_ra_state_init() argument
141 ra->ra_pages = inode_to_bdi(mapping->host)->ra_pages; in file_ra_state_init()
148 const struct address_space_operations *aops = rac->mapping->a_ops; in read_pages()
208 struct address_space *mapping = ractl->mapping; in page_cache_ra_unbounded() local
210 gfp_t gfp_mask = readahead_gfp_mask(mapping); in page_cache_ra_unbounded()
225 filemap_invalidate_lock_shared(mapping); in page_cache_ra_unbounded()
230 struct folio *folio = xa_load(&mapping->i_pages, index + i); in page_cache_ra_unbounded()
250 if (filemap_add_folio(mapping, folio, index + i, in page_cache_ra_unbounded()
270 filemap_invalidate_unlock_shared(mapping); in page_cache_ra_unbounded()
284 struct inode *inode = ractl->mapping->host; in do_page_cache_ra()
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| /linux-6.6.21/include/linux/ |
| D | pagemap.h | 21 unsigned long invalidate_mapping_pages(struct address_space *mapping,
30 int invalidate_inode_pages2(struct address_space *mapping);
31 int invalidate_inode_pages2_range(struct address_space *mapping,
39 int filemap_fdatawait_keep_errors(struct address_space *mapping);
41 int filemap_fdatawait_range_keep_errors(struct address_space *mapping,
44 static inline int filemap_fdatawait(struct address_space *mapping) in filemap_fdatawait() argument
46 return filemap_fdatawait_range(mapping, 0, LLONG_MAX); in filemap_fdatawait()
50 int filemap_write_and_wait_range(struct address_space *mapping,
52 int __filemap_fdatawrite_range(struct address_space *mapping,
54 int filemap_fdatawrite_range(struct address_space *mapping,
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| D | io-mapping.h | 58 io_mapping_fini(struct io_mapping *mapping) in io_mapping_fini() argument
60 iomap_free(mapping->base, mapping->size); in io_mapping_fini()
65 io_mapping_map_atomic_wc(struct io_mapping *mapping, in io_mapping_map_atomic_wc() argument
70 BUG_ON(offset >= mapping->size); in io_mapping_map_atomic_wc()
71 phys_addr = mapping->base + offset; in io_mapping_map_atomic_wc()
77 return __iomap_local_pfn_prot(PHYS_PFN(phys_addr), mapping->prot); in io_mapping_map_atomic_wc()
92 io_mapping_map_local_wc(struct io_mapping *mapping, unsigned long offset) in io_mapping_map_local_wc() argument
96 BUG_ON(offset >= mapping->size); in io_mapping_map_local_wc()
97 phys_addr = mapping->base + offset; in io_mapping_map_local_wc()
98 return __iomap_local_pfn_prot(PHYS_PFN(phys_addr), mapping->prot); in io_mapping_map_local_wc()
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| D | tpm_eventlog.h | 166 void *mapping = NULL; in __calc_tpm2_event_size() local
186 mapping = TPM_MEMREMAP((unsigned long)marker_start, in __calc_tpm2_event_size()
188 if (!mapping) { in __calc_tpm2_event_size()
193 mapping = marker_start; in __calc_tpm2_event_size()
196 event = (struct tcg_pcr_event2_head *)mapping; in __calc_tpm2_event_size()
233 TPM_MEMUNMAP(mapping, mapping_size); in __calc_tpm2_event_size()
235 mapping = TPM_MEMREMAP((unsigned long)marker, in __calc_tpm2_event_size()
237 if (!mapping) { in __calc_tpm2_event_size()
242 mapping = marker; in __calc_tpm2_event_size()
245 memcpy(&halg, mapping, halg_size); in __calc_tpm2_event_size()
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| D | secretmem.h | 11 struct address_space *mapping; in folio_is_secretmem() local
22 mapping = (struct address_space *) in folio_is_secretmem()
23 ((unsigned long)folio->mapping & ~PAGE_MAPPING_FLAGS); in folio_is_secretmem()
25 if (!mapping || mapping != folio->mapping) in folio_is_secretmem()
28 return mapping->a_ops == &secretmem_aops; in folio_is_secretmem()
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| D | shmem_fs.h | 97 static inline bool shmem_mapping(struct address_space *mapping) in shmem_mapping() argument
99 return mapping->a_ops == &shmem_aops; in shmem_mapping()
102 static inline bool shmem_mapping(struct address_space *mapping) in shmem_mapping() argument
107 extern void shmem_unlock_mapping(struct address_space *mapping);
108 extern struct page *shmem_read_mapping_page_gfp(struct address_space *mapping,
123 extern unsigned long shmem_partial_swap_usage(struct address_space *mapping,
137 struct folio *shmem_read_folio_gfp(struct address_space *mapping,
140 static inline struct folio *shmem_read_folio(struct address_space *mapping, in shmem_read_folio() argument
143 return shmem_read_folio_gfp(mapping, index, mapping_gfp_mask(mapping)); in shmem_read_folio()
147 struct address_space *mapping, pgoff_t index) in shmem_read_mapping_page() argument
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| /linux-6.6.21/drivers/gpu/drm/panfrost/ |
| D | panfrost_gem.c | 59 struct panfrost_gem_mapping *iter, *mapping = NULL; in panfrost_gem_mapping_get() local
65 mapping = iter; in panfrost_gem_mapping_get()
71 return mapping; in panfrost_gem_mapping_get()
75 panfrost_gem_teardown_mapping(struct panfrost_gem_mapping *mapping) in panfrost_gem_teardown_mapping() argument
77 if (mapping->active) in panfrost_gem_teardown_mapping()
78 panfrost_mmu_unmap(mapping); in panfrost_gem_teardown_mapping()
80 spin_lock(&mapping->mmu->mm_lock); in panfrost_gem_teardown_mapping()
81 if (drm_mm_node_allocated(&mapping->mmnode)) in panfrost_gem_teardown_mapping()
82 drm_mm_remove_node(&mapping->mmnode); in panfrost_gem_teardown_mapping()
83 spin_unlock(&mapping->mmu->mm_lock); in panfrost_gem_teardown_mapping()
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| /linux-6.6.21/drivers/gpu/drm/tegra/ |
| D | uapi.c | 17 struct tegra_drm_mapping *mapping = in tegra_drm_mapping_release() local
20 host1x_bo_unpin(mapping->map); in tegra_drm_mapping_release()
21 host1x_bo_put(mapping->bo); in tegra_drm_mapping_release()
23 kfree(mapping); in tegra_drm_mapping_release()
26 void tegra_drm_mapping_put(struct tegra_drm_mapping *mapping) in tegra_drm_mapping_put() argument
28 kref_put(&mapping->ref, tegra_drm_mapping_release); in tegra_drm_mapping_put()
33 struct tegra_drm_mapping *mapping; in tegra_drm_channel_context_close() local
39 xa_for_each(&context->mappings, id, mapping) in tegra_drm_channel_context_close()
40 tegra_drm_mapping_put(mapping); in tegra_drm_channel_context_close()
189 struct tegra_drm_mapping *mapping; in tegra_drm_ioctl_channel_map() local
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| /linux-6.6.21/drivers/media/usb/uvc/ |
| D | uvc_ctrl.c | 384 static int uvc_mapping_get_menu_value(const struct uvc_control_mapping *mapping, in uvc_mapping_get_menu_value() argument
387 if (!test_bit(idx, &mapping->menu_mask)) in uvc_mapping_get_menu_value()
390 if (mapping->menu_mapping) in uvc_mapping_get_menu_value()
391 return mapping->menu_mapping[idx]; in uvc_mapping_get_menu_value()
397 uvc_mapping_get_menu_name(const struct uvc_control_mapping *mapping, u32 idx) in uvc_mapping_get_menu_name() argument
399 if (!test_bit(idx, &mapping->menu_mask)) in uvc_mapping_get_menu_name()
402 if (mapping->menu_names) in uvc_mapping_get_menu_name()
403 return mapping->menu_names[idx]; in uvc_mapping_get_menu_name()
405 return v4l2_ctrl_get_menu(mapping->id)[idx]; in uvc_mapping_get_menu_name()
408 static s32 uvc_ctrl_get_zoom(struct uvc_control_mapping *mapping, in uvc_ctrl_get_zoom() argument
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| /linux-6.6.21/arch/arm/mm/ |
| D | dma-mapping.c | 754 static int extend_iommu_mapping(struct dma_iommu_mapping *mapping);
756 static inline dma_addr_t __alloc_iova(struct dma_iommu_mapping *mapping, in __alloc_iova() argument
762 size_t mapping_size = mapping->bits << PAGE_SHIFT; in __alloc_iova()
773 spin_lock_irqsave(&mapping->lock, flags); in __alloc_iova()
774 for (i = 0; i < mapping->nr_bitmaps; i++) { in __alloc_iova()
775 start = bitmap_find_next_zero_area(mapping->bitmaps[i], in __alloc_iova()
776 mapping->bits, 0, count, align); in __alloc_iova()
778 if (start > mapping->bits) in __alloc_iova()
781 bitmap_set(mapping->bitmaps[i], start, count); in __alloc_iova()
790 if (i == mapping->nr_bitmaps) { in __alloc_iova()
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| D | flush.c | 199 void __flush_dcache_folio(struct address_space *mapping, struct folio *folio) in __flush_dcache_folio() argument
234 if (mapping && cache_is_vipt_aliasing()) in __flush_dcache_folio()
238 static void __flush_dcache_aliases(struct address_space *mapping, struct folio *folio) in __flush_dcache_aliases() argument
253 flush_dcache_mmap_lock(mapping); in __flush_dcache_aliases()
254 vma_interval_tree_foreach(vma, &mapping->i_mmap, pgoff, pgoff_end) { in __flush_dcache_aliases()
281 flush_dcache_mmap_unlock(mapping); in __flush_dcache_aliases()
289 struct address_space *mapping; in __sync_icache_dcache() local
300 mapping = folio_flush_mapping(folio); in __sync_icache_dcache()
302 mapping = NULL; in __sync_icache_dcache()
305 __flush_dcache_folio(mapping, folio); in __sync_icache_dcache()
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| /linux-6.6.21/drivers/gpu/drm/etnaviv/ |
| D | etnaviv_mmu.c | 127 struct etnaviv_vram_mapping *mapping) in etnaviv_iommu_remove_mapping() argument
129 struct etnaviv_gem_object *etnaviv_obj = mapping->object; in etnaviv_iommu_remove_mapping()
133 etnaviv_iommu_unmap(context, mapping->vram_node.start, in etnaviv_iommu_remove_mapping()
135 drm_mm_remove_node(&mapping->vram_node); in etnaviv_iommu_remove_mapping()
138 void etnaviv_iommu_reap_mapping(struct etnaviv_vram_mapping *mapping) in etnaviv_iommu_reap_mapping() argument
140 struct etnaviv_iommu_context *context = mapping->context; in etnaviv_iommu_reap_mapping()
143 WARN_ON(mapping->use); in etnaviv_iommu_reap_mapping()
145 etnaviv_iommu_remove_mapping(context, mapping); in etnaviv_iommu_reap_mapping()
146 etnaviv_iommu_context_put(mapping->context); in etnaviv_iommu_reap_mapping()
147 mapping->context = NULL; in etnaviv_iommu_reap_mapping()
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| D | etnaviv_gem.c | 219 struct etnaviv_vram_mapping *mapping; in etnaviv_gem_get_vram_mapping() local
221 list_for_each_entry(mapping, &obj->vram_list, obj_node) { in etnaviv_gem_get_vram_mapping()
222 if (mapping->context == context) in etnaviv_gem_get_vram_mapping()
223 return mapping; in etnaviv_gem_get_vram_mapping()
229 void etnaviv_gem_mapping_unreference(struct etnaviv_vram_mapping *mapping) in etnaviv_gem_mapping_unreference() argument
231 struct etnaviv_gem_object *etnaviv_obj = mapping->object; in etnaviv_gem_mapping_unreference()
234 WARN_ON(mapping->use == 0); in etnaviv_gem_mapping_unreference()
235 mapping->use -= 1; in etnaviv_gem_mapping_unreference()
246 struct etnaviv_vram_mapping *mapping; in etnaviv_gem_mapping_get() local
251 mapping = etnaviv_gem_get_vram_mapping(etnaviv_obj, mmu_context); in etnaviv_gem_mapping_get()
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| /linux-6.6.21/drivers/gpu/drm/exynos/ |
| D | exynos_drm_dma.c | 66 ret = arm_iommu_attach_device(subdrv_dev, priv->mapping); in drm_iommu_attach_device()
68 ret = iommu_attach_device(priv->mapping, subdrv_dev); in drm_iommu_attach_device()
92 iommu_detach_device(priv->mapping, subdrv_dev); in drm_iommu_detach_device()
109 if (!priv->mapping) { in exynos_drm_register_dma()
110 void *mapping = NULL; in exynos_drm_register_dma() local
113 mapping = arm_iommu_create_mapping(&platform_bus_type, in exynos_drm_register_dma()
116 mapping = iommu_get_domain_for_dev(priv->dma_dev); in exynos_drm_register_dma()
118 if (!mapping) in exynos_drm_register_dma()
120 priv->mapping = mapping; in exynos_drm_register_dma()
140 arm_iommu_release_mapping(priv->mapping); in exynos_drm_cleanup_dma()
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| /linux-6.6.21/fs/gfs2/ |
| D | aops.c | 95 struct inode * const inode = folio->mapping->host; in gfs2_write_jdata_folio()
127 struct inode *inode = folio->mapping->host; in __gfs2_jdata_write_folio()
154 struct inode *inode = page->mapping->host; in gfs2_jdata_writepage()
178 static int gfs2_writepages(struct address_space *mapping, in gfs2_writepages() argument
181 struct gfs2_sbd *sdp = gfs2_mapping2sbd(mapping); in gfs2_writepages()
191 ret = iomap_writepages(mapping, wbc, &wpc, &gfs2_writeback_ops); in gfs2_writepages()
207 static int gfs2_write_jdata_batch(struct address_space *mapping, in gfs2_write_jdata_batch() argument
212 struct inode *inode = mapping->host; in gfs2_write_jdata_batch()
235 if (unlikely(folio->mapping != mapping)) { in gfs2_write_jdata_batch()
307 static int gfs2_write_cache_jdata(struct address_space *mapping, in gfs2_write_cache_jdata() argument
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| /linux-6.6.21/fs/ |
| D | dax.c | 325 return page->mapping == PAGE_MAPPING_DAX_SHARED; in dax_page_is_shared()
334 if (page->mapping != PAGE_MAPPING_DAX_SHARED) { in dax_page_share_get()
339 if (page->mapping) in dax_page_share_get()
341 page->mapping = PAGE_MAPPING_DAX_SHARED; in dax_page_share_get()
356 static void dax_associate_entry(void *entry, struct address_space *mapping, in dax_associate_entry() argument
372 WARN_ON_ONCE(page->mapping); in dax_associate_entry()
373 page->mapping = mapping; in dax_associate_entry()
379 static void dax_disassociate_entry(void *entry, struct address_space *mapping, in dax_disassociate_entry() argument
396 WARN_ON_ONCE(page->mapping && page->mapping != mapping); in dax_disassociate_entry()
397 page->mapping = NULL; in dax_disassociate_entry()
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| /linux-6.6.21/Documentation/powerpc/ |
| D | vmemmap_dedup.rst | 14 With 2M PMD level mapping, we require 32 struct pages and a single 64K vmemmap
18 With 1G PUD level mapping, we require 16384 struct pages and a single 64K
20 require 16 64K pages in vmemmap to map the struct page for 1G PUD level mapping.
23 +-----------+ ---virt_to_page---> +-----------+ mapping to +-----------+
35 | mapping | +-----------+ | |
46 With 4K page size, 2M PMD level mapping requires 512 struct pages and a single
48 require 8 4K pages in vmemmap to map the struct page for 2M pmd level mapping.
52 +-----------+ ---virt_to_page---> +-----------+ mapping to +-----------+
64 | mapping | +-----------+ | |
74 With 1G PUD level mapping, we require 262144 struct pages and a single 4K
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| /linux-6.6.21/Documentation/translations/zh_CN/mm/ |
| D | page_migration.rst | 143 2. ``int (*migratepage) (struct address_space *mapping,``
168 void __SetPageMovable(struct page *page, struct address_space *mapping)
171 PG_movable不是struct page的一个真正的标志。相反，VM复用了page->mapping的低
175 page->mapping = page->mapping | PAGE_MAPPING_MOVABLE;
177 所以驱动不应该直接访问page->mapping。相反，驱动应该使用page_mapping()，它可
178 以在页面锁下屏蔽掉page->mapping的低2位，从而获得正确的struct address_space。
181 非LRU可移动页面，因为page->mapping字段与struct page中的其他变量是统一的。如
182 果驱动程序在被虚拟机隔离后释放了页面，尽管page->mapping设置了PAGE_MAPPING_MOVABLE，
185 page->mapping中不可能有PAGE_MAPPING_MOVABLE设置。在用pfn扫描中的lock_page()
189 同，PageMovable()在lock_page()下验证page->mapping和
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| /linux-6.6.21/drivers/net/wireless/marvell/mwifiex/ |
| D | util.h | 57 struct mwifiex_dma_mapping *mapping) in mwifiex_store_mapping() argument
61 memcpy(&cb->dma_mapping, mapping, sizeof(*mapping)); in mwifiex_store_mapping()
65 struct mwifiex_dma_mapping *mapping) in mwifiex_get_mapping() argument
69 memcpy(mapping, &cb->dma_mapping, sizeof(*mapping)); in mwifiex_get_mapping()
74 struct mwifiex_dma_mapping mapping; in MWIFIEX_SKB_DMA_ADDR() local
76 mwifiex_get_mapping(skb, &mapping); in MWIFIEX_SKB_DMA_ADDR()
78 return mapping.addr; in MWIFIEX_SKB_DMA_ADDR()
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| /linux-6.6.21/drivers/sh/clk/ |
| D | core.c | 340 struct clk_mapping *mapping = clk->mapping; in clk_establish_mapping() local
345 if (!mapping) { in clk_establish_mapping()
352 clk->mapping = &dummy_mapping; in clk_establish_mapping()
361 mapping = clkp->mapping; in clk_establish_mapping()
362 BUG_ON(!mapping); in clk_establish_mapping()
368 if (!mapping->base && mapping->phys) { in clk_establish_mapping()
369 kref_init(&mapping->ref); in clk_establish_mapping()
371 mapping->base = ioremap(mapping->phys, mapping->len); in clk_establish_mapping()
372 if (unlikely(!mapping->base)) in clk_establish_mapping()
374 } else if (mapping->base) { in clk_establish_mapping()
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| /linux-6.6.21/Documentation/driver-api/ |
| D | io-mapping.rst | 8 The io_mapping functions in linux/io-mapping.h provide an abstraction for
9 efficiently mapping small regions of an I/O device to the CPU. The initial
14 A mapping object is created during driver initialization using::
20 mappable, while 'size' indicates how large a mapping region to
23 This _wc variant provides a mapping which may only be used with
27 With this mapping object, individual pages can be mapped either temporarily
31 void *io_mapping_map_local_wc(struct io_mapping *mapping,
34 void *io_mapping_map_atomic_wc(struct io_mapping *mapping,
37 'offset' is the offset within the defined mapping region. Accessing
46 Temporary mappings are only valid in the context of the caller. The mapping
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| /linux-6.6.21/fs/afs/ |
| D | write.c | 17 static int afs_writepages_region(struct address_space *mapping,
30 bool afs_dirty_folio(struct address_space *mapping, struct folio *folio) in afs_dirty_folio() argument
32 return fscache_dirty_folio(mapping, folio, in afs_dirty_folio()
33 afs_vnode_cache(AFS_FS_I(mapping->host))); in afs_dirty_folio()
50 static int afs_flush_conflicting_write(struct address_space *mapping, in afs_flush_conflicting_write() argument
61 return afs_writepages_region(mapping, &wbc, folio_pos(folio), LLONG_MAX, in afs_flush_conflicting_write()
68 int afs_write_begin(struct file *file, struct address_space *mapping, in afs_write_begin() argument
87 ret = netfs_write_begin(&vnode->netfs, file, mapping, pos, len, &folio, fsdata); in afs_write_begin()
130 ret = afs_flush_conflicting_write(mapping, folio); in afs_write_begin()
153 int afs_write_end(struct file *file, struct address_space *mapping, in afs_write_end() argument
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| /linux-6.6.21/arch/nios2/include/asm/ |
| D | cacheflush.h | 54 #define flush_dcache_mmap_lock(mapping) xa_lock_irq(&mapping->i_pages) argument
55 #define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&mapping->i_pages) argument
56 #define flush_dcache_mmap_lock_irqsave(mapping, flags) \ argument
57 xa_lock_irqsave(&mapping->i_pages, flags)
58 #define flush_dcache_mmap_unlock_irqrestore(mapping, flags) \ argument
59 xa_unlock_irqrestore(&mapping->i_pages, flags)
|