| /linux-6.12.1/fs/btrfs/ |
| D | subpage.c | 94 struct btrfs_subpage *subpage; in btrfs_attach_subpage() local
107 subpage = btrfs_alloc_subpage(fs_info, type); in btrfs_attach_subpage()
108 if (IS_ERR(subpage)) in btrfs_attach_subpage()
109 return PTR_ERR(subpage); in btrfs_attach_subpage()
111 folio_attach_private(folio, subpage); in btrfs_attach_subpage()
117 struct btrfs_subpage *subpage; in btrfs_detach_subpage() local
123 subpage = folio_detach_private(folio); in btrfs_detach_subpage()
124 ASSERT(subpage); in btrfs_detach_subpage()
125 btrfs_free_subpage(subpage); in btrfs_detach_subpage()
152 void btrfs_free_subpage(struct btrfs_subpage *subpage) in btrfs_free_subpage() argument
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| D | subpage.h | 93 void btrfs_free_subpage(struct btrfs_subpage *subpage);
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| D | Makefile | 35 subpage.o tree-mod-log.o extent-io-tree.o fs.o messages.o bio.o \
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| D | extent_io.c | 1758 struct btrfs_subpage *subpage = folio_get_private(folio); in submit_eb_subpage() local
1772 spin_lock_irqsave(&subpage->lock, flags); in submit_eb_subpage()
1774 subpage->bitmaps)) { in submit_eb_subpage()
1775 spin_unlock_irqrestore(&subpage->lock, flags); in submit_eb_subpage()
1789 spin_unlock_irqrestore(&subpage->lock, flags); in submit_eb_subpage()
2448 struct btrfs_subpage *subpage; in folio_range_has_eb() local
2453 subpage = folio_get_private(folio); in folio_range_has_eb()
2454 if (atomic_read(&subpage->eb_refs)) in folio_range_has_eb()
2460 if (atomic_read(&subpage->readers)) in folio_range_has_eb()
3314 bool subpage = eb->fs_info->nodesize < PAGE_SIZE; in set_extent_buffer_dirty() local
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| D | disk-io.c | 553 struct btrfs_subpage *subpage; in btree_dirty_folio() local
568 subpage = folio_get_private(folio); in btree_dirty_folio()
576 spin_lock_irqsave(&subpage->lock, flags); in btree_dirty_folio()
577 if (!test_bit(cur_bit, subpage->bitmaps)) { in btree_dirty_folio()
578 spin_unlock_irqrestore(&subpage->lock, flags); in btree_dirty_folio()
581 spin_unlock_irqrestore(&subpage->lock, flags); in btree_dirty_folio()
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| D | inode.c | 7212 struct btrfs_subpage *subpage; in wait_subpage_spinlock() local
7218 subpage = folio_get_private(folio); in wait_subpage_spinlock()
7231 spin_lock_irq(&subpage->lock); in wait_subpage_spinlock()
7232 spin_unlock_irq(&subpage->lock); in wait_subpage_spinlock()
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| /linux-6.12.1/tools/power/cpupower/utils/ |
| D | cpupower.c | 81 static int print_man_page(const char *subpage) in print_man_page() argument
87 if (subpage != NULL) in print_man_page()
88 len += strlen(subpage); in print_man_page()
95 if ((subpage != NULL) && strcmp(subpage, "help")) { in print_man_page()
97 strcat(page, subpage); in print_man_page()
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| /linux-6.12.1/mm/ |
| D | rmap.c | 1641 struct page *subpage; in try_to_unmap_one() local
1715 subpage = folio_page(folio, pfn - folio_pfn(folio)); in try_to_unmap_one()
1718 PageAnonExclusive(subpage); in try_to_unmap_one()
1727 VM_BUG_ON_PAGE(!PageHWPoison(subpage), subpage); in try_to_unmap_one()
1804 if (PageHWPoison(subpage) && (flags & TTU_HWPOISON)) { in try_to_unmap_one()
1805 pteval = swp_entry_to_pte(make_hwpoison_entry(subpage)); in try_to_unmap_one()
1828 swp_entry_t entry = page_swap_entry(subpage); in try_to_unmap_one()
1902 folio_try_share_anon_rmap_pte(folio, subpage)) { in try_to_unmap_one()
1941 folio_remove_rmap_pte(folio, subpage, vma); in try_to_unmap_one()
2006 struct page *subpage; in try_to_migrate_one() local
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| D | gup.c | 1521 struct page *subpage; in __get_user_pages() local
1554 subpage = nth_page(page, j); in __get_user_pages()
1555 pages[i + j] = subpage; in __get_user_pages()
1556 flush_anon_page(vma, subpage, start + j * PAGE_SIZE); in __get_user_pages()
1557 flush_dcache_page(subpage); in __get_user_pages()
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| D | huge_memory.c | 3267 struct page *subpage = head + i; in __split_huge_page() local
3268 struct folio *new_folio = page_folio(subpage); in __split_huge_page()
3269 if (subpage == page) in __split_huge_page()
3280 free_page_and_swap_cache(subpage); in __split_huge_page()
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| D | memory.c | 6880 struct page *subpage; in copy_folio_from_user() local
6883 subpage = folio_page(dst_folio, i); in copy_folio_from_user()
6884 kaddr = kmap_local_page(subpage); in copy_folio_from_user()
6896 flush_dcache_page(subpage); in copy_folio_from_user()
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| /linux-6.12.1/tools/testing/selftests/powerpc/mm/ |
| D | subpage_prot.c | 68 static inline void check_faulted(void *addr, long page, long subpage, int write) in check_faulted() argument
70 int want_fault = (subpage == ((page + 3) % 16)); in check_faulted()
73 want_fault |= (subpage == ((page + 1) % 16)); in check_faulted()
77 addr, page, subpage, write, in check_faulted()
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| /linux-6.12.1/drivers/target/ |
| D | target_core_spc.c | 959 uint8_t subpage; member
962 { .page = 0x01, .subpage = 0x00, .emulate = spc_modesense_rwrecovery },
963 { .page = 0x08, .subpage = 0x00, .emulate = spc_modesense_caching },
964 { .page = 0x0a, .subpage = 0x00, .emulate = spc_modesense_control },
965 { .page = 0x1c, .subpage = 0x00, .emulate = spc_modesense_informational_exceptions },
1029 u8 subpage = cdb[3]; in spc_emulate_modesense() local
1087 if (subpage != 0x00 && subpage != 0xff) { in spc_emulate_modesense()
1088 pr_warn("MODE_SENSE: Invalid subpage code: 0x%02x\n", subpage); in spc_emulate_modesense()
1099 if ((modesense_handlers[i].subpage & ~subpage) == 0) { in spc_emulate_modesense()
1112 modesense_handlers[i].subpage == subpage) { in spc_emulate_modesense()
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| /linux-6.12.1/Documentation/devicetree/bindings/mtd/ |
| D | nand-macronix.txt | 6 randomizer are subpage accesses prohibited and more time period needed
11 For more high-reliability concern, if subpage write is not available
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| /linux-6.12.1/drivers/mtd/nand/onenand/ |
| D | onenand_base.c | 1711 int column, subpage; in onenand_panic_write() local
1740 subpage = thislen < mtd->writesize; in onenand_panic_write()
1741 if (subpage) { in onenand_panic_write()
1755 onenand_update_bufferram(mtd, to, !subpage); in onenand_panic_write()
1758 onenand_update_bufferram(mtd, to + this->writesize, !subpage); in onenand_panic_write()
1801 int written = 0, column, thislen = 0, subpage = 0; in onenand_write_ops_nolock() local
1846 subpage = thislen < mtd->writesize; in onenand_write_ops_nolock()
1847 if (subpage) { in onenand_write_ops_nolock()
1927 onenand_update_bufferram(mtd, to, !ret && !subpage); in onenand_write_ops_nolock()
1951 prev_subpage = subpage; in onenand_write_ops_nolock()
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| /linux-6.12.1/drivers/hid/ |
| D | wacom_wac.c | 1828 int subpage = (usage & 0xFF00) << 8; in wacom_equivalent_usage() local
1831 if (subpage == WACOM_HID_SP_PAD || in wacom_equivalent_usage()
1832 subpage == WACOM_HID_SP_BUTTON || in wacom_equivalent_usage()
1833 subpage == WACOM_HID_SP_DIGITIZER || in wacom_equivalent_usage()
1834 subpage == WACOM_HID_SP_DIGITIZERINFO || in wacom_equivalent_usage()
1849 if (subpage == HID_UP_UNDEFINED) in wacom_equivalent_usage()
1850 subpage = HID_UP_DIGITIZER; in wacom_equivalent_usage()
1852 return subpage | subusage; in wacom_equivalent_usage()
1856 int subpage = (usage & 0xFF00) << 8; in wacom_equivalent_usage() local
1862 if (subpage == HID_UP_UNDEFINED) in wacom_equivalent_usage()
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| /linux-6.12.1/include/scsi/ |
| D | scsi_device.h | 453 int subpage, unsigned char *buffer, int len, int timeout,
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| /linux-6.12.1/Documentation/mm/ |
| D | transhuge.rst | 158 memory immediately. Instead, we detect that a subpage of THP is not in use
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| /linux-6.12.1/drivers/scsi/ |
| D | scsi_lib.c | 2252 scsi_mode_sense(struct scsi_device *sdev, int dbd, int modepage, int subpage, in scsi_mode_sense() argument
2286 cmd[3] = subpage; in scsi_mode_sense()
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| /linux-6.12.1/drivers/mtd/nand/raw/ |
| D | nand_base.c | 4405 int status, subpage; in nand_write_page() local
4409 subpage = offset || (data_len < mtd->writesize); in nand_write_page()
4411 subpage = 0; in nand_write_page()
4416 else if (subpage) in nand_write_page()
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