| /Linux-v5.15/Documentation/filesystems/ext4/ |
| D | blockmap.rst | 6 | 0 to 11 | Direct map to file blocks 0 to 11. …
8 … | Indirect block: (file blocks 12 to (``$block_size`` / 4) + 11, or 12 to 1035 i…
13 … (``$block_size`` / 4) | Direct map to (``$block_size`` / 4) blocks (1024 if 4KiB blocks) | …
16 …t block: (file blocks ``$block_size``/4 + 12 to (``$block_size`` / 4) ^ 2 + (``$block_size`` / 4) …
21 …$block_size`` / 4) | Map to (``$block_size`` / 4) indirect blocks (1024 if 4KiB blocks) …
26 … (``$block_size`` / 4) | Direct map to (``$block_size`` / 4) blocks (1024 if 4KiB blocks) | …
30 …blocks (``$block_size`` / 4) ^ 2 + (``$block_size`` / 4) + 12 to (``$block_size`` / 4) ^ 3 + (``$b…
35 …size`` / 4) | Map to (``$block_size`` / 4) double indirect blocks (1024 if 4KiB blocks) …
40 …$block_size`` / 4) | Map to (``$block_size`` / 4) indirect blocks (1024 if 4KiB blocks) …
45 … (``$block_size`` / 4) | Direct map to (``$block_size`` / 4) blocks (1024 if 4KiB blocks) | …
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| /Linux-v5.15/crypto/async_tx/ |
| D | async_pq.c | 107 do_sync_gen_syndrome(struct page **blocks, unsigned int *offsets, int disks, in do_sync_gen_syndrome() argument
117 srcs = (void **) blocks; in do_sync_gen_syndrome()
120 if (blocks[i] == NULL) { in do_sync_gen_syndrome()
124 srcs[i] = page_address(blocks[i]) + offsets[i]; in do_sync_gen_syndrome()
177 async_gen_syndrome(struct page **blocks, unsigned int *offsets, int disks, in async_gen_syndrome() argument
182 &P(blocks, disks), 2, in async_gen_syndrome()
183 blocks, src_cnt, len); in async_gen_syndrome()
187 BUG_ON(disks > MAX_DISKS || !(P(blocks, disks) || Q(blocks, disks))); in async_gen_syndrome()
211 if (blocks[i] == NULL) in async_gen_syndrome()
213 unmap->addr[j] = dma_map_page(device->dev, blocks[i], in async_gen_syndrome()
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| D | async_raid6_recov.c | 154 struct page **blocks, unsigned int *offs, in __2data_recov_4() argument
168 p = blocks[disks-2]; in __2data_recov_4()
170 q = blocks[disks-1]; in __2data_recov_4()
173 a = blocks[faila]; in __2data_recov_4()
175 b = blocks[failb]; in __2data_recov_4()
204 struct page **blocks, unsigned int *offs, in __2data_recov_5() argument
222 if (blocks[i] == NULL) in __2data_recov_5()
231 p = blocks[disks-2]; in __2data_recov_5()
233 q = blocks[disks-1]; in __2data_recov_5()
235 g = blocks[good]; in __2data_recov_5()
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| /Linux-v5.15/crypto/ |
| D | aegis128-core.c | 32 union aegis_block blocks[AEGIS128_STATE_BLOCKS]; member
66 tmp = state->blocks[AEGIS128_STATE_BLOCKS - 1]; in crypto_aegis128_update()
68 crypto_aegis_aesenc(&state->blocks[i], &state->blocks[i - 1], in crypto_aegis128_update()
69 &state->blocks[i]); in crypto_aegis128_update()
70 crypto_aegis_aesenc(&state->blocks[0], &tmp, &state->blocks[0]); in crypto_aegis128_update()
83 crypto_aegis_block_xor(&state->blocks[0], msg); in crypto_aegis128_update_a()
95 crypto_xor(state->blocks[0].bytes, msg, AEGIS_BLOCK_SIZE); in crypto_aegis128_update_u()
108 state->blocks[0] = key_iv; in crypto_aegis128_init()
109 state->blocks[1] = crypto_aegis_const[1]; in crypto_aegis128_init()
110 state->blocks[2] = crypto_aegis_const[0]; in crypto_aegis128_init()
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| /Linux-v5.15/arch/x86/crypto/ |
| D | ecb_cbc_helpers.h | 31 #define ECB_WALK_ADVANCE(blocks) do { \ argument
32 dst += (blocks) * __bsize; \
33 src += (blocks) * __bsize; \
34 nbytes -= (blocks) * __bsize; \
37 #define ECB_BLOCK(blocks, func) do { \ argument
38 while (nbytes >= (blocks) * __bsize) { \
40 ECB_WALK_ADVANCE(blocks); \
55 #define CBC_DEC_BLOCK(blocks, func) do { \ argument
56 while (nbytes >= (blocks) * __bsize) { \
57 const u8 *__iv = src + ((blocks) - 1) * __bsize; \
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| /Linux-v5.15/arch/arm64/crypto/ |
| D | aes-neonbs-glue.c | 29 int rounds, int blocks);
31 int rounds, int blocks);
34 int rounds, int blocks, u8 iv[]);
37 int rounds, int blocks, u8 iv[], u8 final[]);
40 int rounds, int blocks, u8 iv[]);
42 int rounds, int blocks, u8 iv[]);
46 int rounds, int blocks);
48 int rounds, int blocks, u8 iv[]);
99 int rounds, int blocks)) in __ecb_crypt() argument
109 unsigned int blocks = walk.nbytes / AES_BLOCK_SIZE; in __ecb_crypt() local
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| D | sha512-ce-glue.c | 30 int blocks);
32 asmlinkage void sha512_block_data_order(u64 *digest, u8 const *src, int blocks);
35 int blocks) in __sha512_ce_transform() argument
37 while (blocks) { in __sha512_ce_transform()
41 rem = sha512_ce_transform(sst, src, blocks); in __sha512_ce_transform()
43 src += (blocks - rem) * SHA512_BLOCK_SIZE; in __sha512_ce_transform()
44 blocks = rem; in __sha512_ce_transform()
49 int blocks) in __sha512_block_data_order() argument
51 sha512_block_data_order(sst->state, src, blocks); in __sha512_block_data_order()
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| D | sha2-ce-glue.c | 34 int blocks);
37 int blocks) in __sha2_ce_transform() argument
39 while (blocks) { in __sha2_ce_transform()
44 sst), src, blocks); in __sha2_ce_transform()
46 src += (blocks - rem) * SHA256_BLOCK_SIZE; in __sha2_ce_transform()
47 blocks = rem; in __sha2_ce_transform()
56 asmlinkage void sha256_block_data_order(u32 *digest, u8 const *src, int blocks);
59 int blocks) in __sha256_block_data_order() argument
61 sha256_block_data_order(sst->state, src, blocks); in __sha256_block_data_order()
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| D | ghash-ce-glue.c | 49 asmlinkage void pmull_ghash_update_p64(int blocks, u64 dg[], const char *src,
52 asmlinkage void pmull_ghash_update_p8(int blocks, u64 dg[], const char *src,
71 static void ghash_do_update(int blocks, u64 dg[], const char *src, in ghash_do_update() argument
81 blocks++; in ghash_do_update()
89 } while (--blocks); in ghash_do_update()
96 void ghash_do_simd_update(int blocks, u64 dg[], const char *src, in ghash_do_simd_update() argument
98 void (*simd_update)(int blocks, u64 dg[], in ghash_do_simd_update() argument
105 simd_update(blocks, dg, src, key->h, head); in ghash_do_simd_update()
108 ghash_do_update(blocks, dg, src, key, head); in ghash_do_simd_update()
125 int blocks; in ghash_update() local
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| D | aes-glue.c | 77 int rounds, int blocks);
79 int rounds, int blocks);
82 int rounds, int blocks, u8 iv[]);
84 int rounds, int blocks, u8 iv[]);
102 int rounds, int blocks, u8 iv[],
105 int rounds, int blocks, u8 iv[],
109 int blocks, u8 dg[], int enc_before,
181 unsigned int blocks; in ecb_encrypt() local
185 while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) { in ecb_encrypt()
188 ctx->key_enc, rounds, blocks); in ecb_encrypt()
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| /Linux-v5.15/drivers/mtd/ |
| D | rfd_ftl.c | 88 struct block *blocks; member
95 struct block *block = &part->blocks[block_no]; in build_block_map()
188 part->blocks = kcalloc(part->total_blocks, sizeof(struct block), in scan_header()
190 if (!part->blocks) in scan_header()
235 kfree(part->blocks); in scan_header()
277 erase->addr = part->blocks[block].offset; in erase_block()
280 part->blocks[block].state = BLOCK_ERASING; in erase_block()
281 part->blocks[block].free_sectors = 0; in erase_block()
288 part->blocks[block].state = BLOCK_FAILED; in erase_block()
289 part->blocks[block].free_sectors = 0; in erase_block()
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| /Linux-v5.15/Documentation/userspace-api/media/v4l/ |
| D | vidioc-g-edid.rst | 60 ``start_block``, ``blocks`` and ``edid`` fields, zero the ``reserved``
62 ``start_block`` and of size ``blocks`` will be placed in the memory
64 ``blocks`` * 128 bytes large (the size of one block is 128 bytes).
66 If there are fewer blocks than specified, then the driver will set
67 ``blocks`` to the actual number of blocks. If there are no EDID blocks
70 If blocks have to be retrieved from the sink, then this call will block
73 If ``start_block`` and ``blocks`` are both set to 0 when
74 :ref:`VIDIOC_G_EDID <VIDIOC_G_EDID>` is called, then the driver will set ``blocks`` to the
75 total number of available EDID blocks and it will return 0 without
76 copying any data. This is an easy way to discover how many EDID blocks
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| /Linux-v5.15/arch/m68k/emu/ |
| D | nfblock.c | 41 static inline s32 nfhd_get_capacity(u32 major, u32 minor, u32 *blocks, in nfhd_get_capacity() argument
45 virt_to_phys(blocks), virt_to_phys(blocksize)); in nfhd_get_capacity()
56 u32 blocks, bsize; member
86 geo->cylinders = dev->blocks >> (6 - dev->bshift); in nfhd_getgeo()
99 static int __init nfhd_init_one(int id, u32 blocks, u32 bsize) in nfhd_init_one() argument
105 blocks, bsize); in nfhd_init_one()
117 dev->blocks = blocks; in nfhd_init_one()
131 set_capacity(dev->disk, (sector_t)blocks * (bsize / 512)); in nfhd_init_one()
147 u32 blocks, bsize; in nfhd_init() local
165 if (nfhd_get_capacity(i, 0, &blocks, &bsize)) in nfhd_init()
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| /Linux-v5.15/arch/arm/crypto/ |
| D | aes-neonbs-glue.c | 32 int rounds, int blocks);
34 int rounds, int blocks);
37 int rounds, int blocks, u8 iv[]);
40 int rounds, int blocks, u8 ctr[], u8 final[]);
43 int rounds, int blocks, u8 iv[], int);
45 int rounds, int blocks, u8 iv[], int);
90 int rounds, int blocks)) in __ecb_crypt() argument
100 unsigned int blocks = walk.nbytes / AES_BLOCK_SIZE; in __ecb_crypt() local
103 blocks = round_down(blocks, in __ecb_crypt()
108 ctx->rounds, blocks); in __ecb_crypt()
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| /Linux-v5.15/drivers/gpu/drm/i915/selftests/ |
| D | i915_buddy.c | 112 struct list_head *blocks, in igt_check_blocks() argument
125 list_for_each_entry(block, blocks, link) { in igt_check_blocks()
326 LIST_HEAD(blocks); in igt_buddy_alloc_smoke()
362 list_add_tail(&block->link, &blocks); in igt_buddy_alloc_smoke()
379 err = igt_check_blocks(&mm, &blocks, total, false); in igt_buddy_alloc_smoke()
381 i915_buddy_free_list(&mm, &blocks); in igt_buddy_alloc_smoke()
411 LIST_HEAD(blocks); in igt_buddy_alloc_pessimistic()
436 list_add_tail(&block->link, &blocks); in igt_buddy_alloc_pessimistic()
446 list_add_tail(&block->link, &blocks); in igt_buddy_alloc_pessimistic()
454 list_add_tail(&block->link, &blocks); in igt_buddy_alloc_pessimistic()
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| /Linux-v5.15/Documentation/devicetree/bindings/sifive/ |
| D | sifive-blocks-ip-versioning.txt | 1 DT compatible string versioning for SiFive open-source IP blocks
4 strings for open-source SiFive IP blocks. HDL for these IP blocks
7 https://github.com/sifive/sifive-blocks
14 https://github.com/sifive/sifive-blocks/blob/v1.0/src/main/scala/devices/uart/UART.scala#L43
16 Until these IP blocks (or IP integration) support version
17 auto-discovery, the maintainers of these IP blocks intend to increment
19 interface to these IP blocks changes, or when the functionality of the
20 underlying IP blocks changes in a way that software should be aware of.
25 upstream sifive-blocks commits. It is expected that most drivers will
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| /Linux-v5.15/Documentation/admin-guide/device-mapper/ |
| D | era.rst | 9 addition it keeps track of which blocks were written within a user
14 Use cases include tracking changed blocks for backup software, and
25 origin dev device holding data blocks that may change
55 <metadata block size> <#used metadata blocks>/<#total metadata blocks>
61 #used metadata blocks Number of metadata blocks used
62 #total metadata blocks Total number of metadata blocks
64 held metadata root The location, in blocks, of the metadata root
89 - Ascertain which blocks have been written since the snapshot was taken
91 - Invalidate those blocks in the caching software
99 that it uses a few 4k blocks for updating metadata::
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| /Linux-v5.15/drivers/mfd/ |
| D | stmpe.c | 39 unsigned int blocks; member
47 static int __stmpe_enable(struct stmpe *stmpe, unsigned int blocks) in __stmpe_enable() argument
49 return stmpe->variant->enable(stmpe, blocks, true); in __stmpe_enable()
52 static int __stmpe_disable(struct stmpe *stmpe, unsigned int blocks) in __stmpe_disable() argument
54 return stmpe->variant->enable(stmpe, blocks, false); in __stmpe_disable()
132 int stmpe_enable(struct stmpe *stmpe, unsigned int blocks) in stmpe_enable() argument
137 ret = __stmpe_enable(stmpe, blocks); in stmpe_enable()
149 int stmpe_disable(struct stmpe *stmpe, unsigned int blocks) in stmpe_disable() argument
154 ret = __stmpe_disable(stmpe, blocks); in stmpe_disable()
414 static int stmpe801_enable(struct stmpe *stmpe, unsigned int blocks, in stmpe801_enable() argument
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| /Linux-v5.15/fs/xfs/libxfs/ |
| D | xfs_btree_staging.c | 565 uint64_t *blocks, in xfs_btree_bload_level_geometry() argument
583 *blocks = div64_u64_rem(nr_this_level, desired_npb, &dontcare); in xfs_btree_bload_level_geometry()
584 *blocks = max(1ULL, *blocks); in xfs_btree_bload_level_geometry()
594 npb = div64_u64_rem(nr_this_level, *blocks, blocks_with_extra); in xfs_btree_bload_level_geometry()
596 (*blocks)++; in xfs_btree_bload_level_geometry()
597 npb = div64_u64_rem(nr_this_level, *blocks, blocks_with_extra); in xfs_btree_bload_level_geometry()
603 *avg_per_block, desired_npb, *blocks, in xfs_btree_bload_level_geometry()
751 uint64_t blocks; in xfs_btree_bload() local
767 &avg_per_block, &blocks, &blocks_with_extra); in xfs_btree_bload()
770 for (i = 0; i < blocks; i++) { in xfs_btree_bload()
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| /Linux-v5.15/Documentation/filesystems/ |
| D | qnx6.rst | 19 concepts of blocks, inodes and directories.
31 The space in the device or file is split up into blocks. These are a fixed
49 are done by copying all modified blocks during that specific write request
57 If the level value is 0, up to 16 direct blocks can be addressed by each
61 addressing block holds up to blocksize / 4 bytes pointers to data blocks.
63 to 16 * 256 * 256 = 1048576 blocks that can be addressed by such a tree).
66 indirect addressing blocks or inodes.
75 information (total number of filesystem blocks) or by taking the highest
86 The inode structure contains pointers to the filesystem blocks which contain
90 size, number of blocks used, access time, change time and modification time.
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| /Linux-v5.15/include/crypto/ |
| D | sha1_base.h | 19 typedef void (sha1_block_fn)(struct sha1_state *sst, u8 const *src, int blocks);
46 int blocks; in sha1_base_do_update() local
58 blocks = len / SHA1_BLOCK_SIZE; in sha1_base_do_update()
61 if (blocks) { in sha1_base_do_update()
62 block_fn(sctx, data, blocks); in sha1_base_do_update()
63 data += blocks * SHA1_BLOCK_SIZE; in sha1_base_do_update()
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| D | sha256_base.h | 20 int blocks);
49 int blocks; in sha256_base_do_update() local
61 blocks = len / SHA256_BLOCK_SIZE; in sha256_base_do_update()
64 if (blocks) { in sha256_base_do_update()
65 block_fn(sctx, data, blocks); in sha256_base_do_update()
66 data += blocks * SHA256_BLOCK_SIZE; in sha256_base_do_update()
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| D | sm3_base.h | 19 typedef void (sm3_block_fn)(struct sm3_state *sst, u8 const *src, int blocks);
49 int blocks; in sm3_base_do_update() local
61 blocks = len / SM3_BLOCK_SIZE; in sm3_base_do_update()
64 if (blocks) { in sm3_base_do_update()
65 block_fn(sctx, data, blocks); in sm3_base_do_update()
66 data += blocks * SM3_BLOCK_SIZE; in sm3_base_do_update()
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| /Linux-v5.15/drivers/media/i2c/adv748x/ |
| D | adv748x-hdmi.c | 472 if (edid->start_block == 0 && edid->blocks == 0) { in adv748x_hdmi_get_edid()
473 edid->blocks = hdmi->edid.blocks; in adv748x_hdmi_get_edid()
477 if (edid->start_block >= hdmi->edid.blocks) in adv748x_hdmi_get_edid()
480 if (edid->start_block + edid->blocks > hdmi->edid.blocks) in adv748x_hdmi_get_edid()
481 edid->blocks = hdmi->edid.blocks - edid->start_block; in adv748x_hdmi_get_edid()
484 edid->blocks * 128); in adv748x_hdmi_get_edid()
524 if (edid->blocks == 0) { in adv748x_hdmi_set_edid()
525 hdmi->edid.blocks = 0; in adv748x_hdmi_set_edid()
534 edid->blocks << ADV748X_REPEATER_EDID_SZ_SHIFT); in adv748x_hdmi_set_edid()
541 if (edid->blocks > 4) { in adv748x_hdmi_set_edid()
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| /Linux-v5.15/fs/ |
| D | mpage.c | 167 sector_t blocks[MAX_BUF_PER_PAGE]; in do_mpage_readpage() local
213 blocks[page_block] = map_bh->b_blocknr + map_offset + in do_mpage_readpage()
260 if (page_block && blocks[page_block-1] != map_bh->b_blocknr-1) in do_mpage_readpage()
269 blocks[page_block] = map_bh->b_blocknr+relative_block; in do_mpage_readpage()
296 if (args->bio && (args->last_block_in_bio != blocks[0] - 1)) in do_mpage_readpage()
302 if (!bdev_read_page(bdev, blocks[0] << (blkbits - 9), in do_mpage_readpage()
306 args->bio = mpage_alloc(bdev, blocks[0] << (blkbits - 9), in do_mpage_readpage()
324 args->last_block_in_bio = blocks[blocks_per_page - 1]; in do_mpage_readpage()
490 sector_t blocks[MAX_BUF_PER_PAGE]; in __mpage_writepage() local
529 if (bh->b_blocknr != blocks[page_block-1] + 1) in __mpage_writepage()
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