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/openbmc/linux/Documentation/filesystems/ext4/
H A Dblockmap.rst6 | 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) | …
/openbmc/linux/crypto/async_tx/
H A Dasync_pq.c117 srcs = (void **) blocks; in do_sync_gen_syndrome()
120 if (blocks[i] == NULL) { in do_sync_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()
225 if (P(blocks, disks)) in async_gen_syndrome()
235 if (Q(blocks, disks)) in async_gen_syndrome()
257 if (!P(blocks, disks)) { in async_gen_syndrome()
261 if (!Q(blocks, disks)) { in async_gen_syndrome()
325 if (likely(blocks[i])) { in async_syndrome_val()
335 if (!P(blocks, disks)) { in async_syndrome_val()
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H A Dasync_raid6_recov.c168 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()
235 g = blocks[good]; in __2data_recov_5()
242 dp = blocks[faila]; in __2data_recov_5()
244 dq = blocks[failb]; in __2data_recov_5()
318 dp = blocks[faila]; in __2data_recov_n()
323 dq = blocks[failb]; in __2data_recov_n()
430 if (blocks[i]) in async_raid6_2data_recov()
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/openbmc/linux/crypto/
H A Daegis128-core.c68 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()
108 state->blocks[0] = key_iv; in crypto_aegis128_init()
111 state->blocks[3] = *key; in crypto_aegis128_init()
112 state->blocks[4] = *key; in crypto_aegis128_init()
165 tmp = state->blocks[2]; in crypto_aegis128_encrypt_chunk()
181 tmp = state->blocks[2]; in crypto_aegis128_encrypt_chunk()
201 tmp = state->blocks[2]; in crypto_aegis128_encrypt_chunk()
226 tmp = state->blocks[2]; in crypto_aegis128_decrypt_chunk()
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/openbmc/linux/arch/x86/crypto/
H A Decb_cbc_helpers.h32 #define ECB_WALK_ADVANCE(blocks) do { \ argument
33 dst += (blocks) * __bsize; \
34 src += (blocks) * __bsize; \
35 nbytes -= (blocks) * __bsize; \
38 #define ECB_BLOCK(blocks, func) do { \ argument
39 const int __blocks = (blocks); \
46 ECB_WALK_ADVANCE(blocks); \
61 #define CBC_DEC_BLOCK(blocks, func) do { \ argument
62 const int __blocks = (blocks); \
68 const u8 *__iv = src + ((blocks) - 1) * __bsize; \
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H A Dblake2s-glue.c40 const size_t blocks = min_t(size_t, nblocks, in blake2s_compress() local
46 blake2s_compress_avx512(state, block, blocks, inc); in blake2s_compress()
48 blake2s_compress_ssse3(state, block, blocks, inc); in blake2s_compress()
51 nblocks -= blocks; in blake2s_compress()
52 block += blocks * BLAKE2S_BLOCK_SIZE; in blake2s_compress()
/openbmc/linux/drivers/mtd/
H A Drfd_ftl.c88 struct block *blocks; member
190 if (!part->blocks) in scan_header()
235 kfree(part->blocks); in scan_header()
281 part->blocks[block].free_sectors = 0; in erase_block()
289 part->blocks[block].free_sectors = 0; in erase_block()
298 part->blocks[block].erases++; in erase_block()
345 part->blocks[block_no].offset); in move_block_contents()
535 part->blocks[block].offset); in find_writable_block()
556 addr = part->blocks[block].offset + in mark_sector_deleted()
572 part->blocks[block].used_sectors--; in mark_sector_deleted()
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/openbmc/linux/arch/arm64/crypto/
H A Daes-neonbs-glue.c29 int rounds, int blocks);
31 int rounds, int blocks);
46 int rounds, int blocks);
96 int rounds, int blocks)) in __ecb_crypt() argument
109 blocks = round_down(blocks, in __ecb_crypt()
114 ctx->rounds, blocks); in __ecb_crypt()
192 blocks = round_down(blocks, in cbc_decrypt()
223 if (blocks >= 8) { in ctr_encrypt()
225 blocks, walk.iv); in ctr_encrypt()
322 if (blocks >= 8) { in __xts_crypt()
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H A Dsha512-ce-glue.c30 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()
H A Dsha2-ce-glue.c34 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()
H A Daes-glue.c185 unsigned int blocks; in ecb_encrypt() local
205 unsigned int blocks; in ecb_decrypt() local
225 unsigned int blocks; in cbc_encrypt_walk() local
254 unsigned int blocks; in cbc_decrypt_walk() local
413 unsigned int blocks; in essiv_cbc_encrypt() local
418 if (blocks) { in essiv_cbc_encrypt()
435 unsigned int blocks; in essiv_cbc_decrypt() local
440 if (blocks) { in essiv_cbc_decrypt()
891 blocks = rem; in mac_do_update()
893 } while (blocks); in mac_do_update()
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/openbmc/qemu/include/exec/
H A Dram_addr.h156 DirtyMemoryBlocks *blocks; in cpu_physical_memory_get_dirty() local
175 unsigned long found = find_next_bit(blocks->blocks[idx], in cpu_physical_memory_get_dirty()
196 DirtyMemoryBlocks *blocks; in cpu_physical_memory_all_dirty() local
216 unsigned long found = find_next_zero_bit(blocks->blocks[idx], num, offset); in cpu_physical_memory_all_dirty()
271 DirtyMemoryBlocks *blocks; in cpu_physical_memory_set_dirty_flag() local
283 set_bit_atomic(offset, blocks->blocks[idx]); in cpu_physical_memory_set_dirty_flag()
290 DirtyMemoryBlocks *blocks[DIRTY_MEMORY_NUM]; in cpu_physical_memory_set_dirty_range() local
314 bitmap_set_atomic(blocks[DIRTY_MEMORY_MIGRATION]->blocks[idx], in cpu_physical_memory_set_dirty_range()
318 bitmap_set_atomic(blocks[DIRTY_MEMORY_VGA]->blocks[idx], in cpu_physical_memory_set_dirty_range()
322 bitmap_set_atomic(blocks[DIRTY_MEMORY_CODE]->blocks[idx], in cpu_physical_memory_set_dirty_range()
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/openbmc/linux/Documentation/userspace-api/media/v4l/
H A Dvidioc-g-edid.rst62 ``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
73 If ``start_block`` and ``blocks`` are both set to 0 when
75 total number of available EDID blocks and it will return 0 without
81 If there are no EDID blocks available at all, then
82 the driver will set ``blocks`` to 0 and it returns 0.
121 - ``blocks``
123 (the maximum number of blocks as defined by the standard). When
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/openbmc/linux/arch/m68k/emu/
H A Dnfblock.c40 static inline s32 nfhd_get_capacity(u32 major, u32 minor, u32 *blocks, in nfhd_get_capacity() argument
44 virt_to_phys(blocks), virt_to_phys(blocksize)); in nfhd_get_capacity()
55 u32 blocks, bsize; member
84 geo->cylinders = dev->blocks >> (6 - dev->bshift); in nfhd_getgeo()
97 static int __init nfhd_init_one(int id, u32 blocks, u32 bsize) in nfhd_init_one() argument
104 blocks, bsize); in nfhd_init_one()
116 dev->blocks = blocks; in nfhd_init_one()
130 set_capacity(dev->disk, (sector_t)blocks * (bsize / 512)); in nfhd_init_one()
150 u32 blocks, bsize; in nfhd_init() local
168 if (nfhd_get_capacity(i, 0, &blocks, &bsize)) in nfhd_init()
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/openbmc/linux/Documentation/admin-guide/device-mapper/
H A Dwritecache.rst33 limit the number of blocks that are in flight during
63 blocks drops to zero, userspace can unload the
80 2. the number of blocks
81 3. the number of free blocks
82 4. the number of blocks under writeback
83 5. the number of read blocks
84 6. the number of read blocks that hit the cache
85 7. the number of write blocks
87 9. the number of write blocks that hit committed block
88 10. the number of write blocks that bypass the cache
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H A Dera.rst9 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::
/openbmc/linux/Documentation/devicetree/bindings/sifive/
H A Dsifive-blocks-ip-versioning.txt1 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
/openbmc/linux/lib/crypto/
H A Dblake2s-selftest.c603 u8 blocks[BLAKE2S_BLOCK_SIZE * 2 + TEST_ALIGNMENT - 1] in blake2s_random_test() local
605 u8 *unaligned_block = blocks + BLAKE2S_BLOCK_SIZE; in blake2s_random_test()
608 get_random_bytes(blocks, sizeof(blocks)); in blake2s_random_test()
615 blake2s_compress(&state1, blocks, 2, BLAKE2S_BLOCK_SIZE); in blake2s_random_test()
616 blake2s_compress_generic(&state2, blocks, 2, BLAKE2S_BLOCK_SIZE); in blake2s_random_test()
625 blake2s_compress(&state1, blocks, 1, BLAKE2S_BLOCK_SIZE); in blake2s_random_test()
627 memcpy(unaligned_block + l, blocks, in blake2s_random_test()
/openbmc/linux/drivers/mfd/
H A Dstmpe.c35 unsigned int blocks; member
411 if (blocks & STMPE_BLOCK_GPIO) in stmpe801_enable()
423 .blocks = stmpe801_blocks,
535 if (blocks & STMPE_BLOCK_ADC) in stmpe811_enable()
587 .blocks = stmpe811_blocks,
602 .blocks = stmpe811_blocks,
658 .blocks = stmpe1600_blocks,
822 .blocks = stmpe1601_blocks,
931 .blocks = stmpe1801_blocks,
1037 .blocks = stmpe24xx_blocks,
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/openbmc/linux/arch/arm/crypto/
H A Daes-neonbs-glue.c32 int rounds, int blocks);
34 int rounds, int blocks);
37 int rounds, int blocks, u8 iv[]);
40 int rounds, int blocks, u8 ctr[]);
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
103 blocks = round_down(blocks, in __ecb_crypt()
108 ctx->rounds, blocks); in __ecb_crypt()
177 blocks = round_down(blocks, in cbc_decrypt()
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/openbmc/linux/mm/
H A Ddmapool_test.c40 static int dmapool_test_alloc(struct dma_pool_pair *p, int blocks) in dmapool_test_alloc() argument
44 for (i = 0; i < blocks; i++) { in dmapool_test_alloc()
51 for (i = 0; i < blocks; i++) in dmapool_test_alloc()
64 int blocks = nr_blocks(parms->size); in dmapool_test_block() local
69 p = kcalloc(blocks, sizeof(*p), GFP_KERNEL); in dmapool_test_block()
82 ret = dmapool_test_alloc(p, blocks); in dmapool_test_block()
91 parms->size, parms->align, blocks, in dmapool_test_block()
/openbmc/linux/drivers/gpu/drm/tests/
H A Ddrm_buddy_test.c333 LIST_HEAD(blocks); in drm_test_buddy_alloc_pathological()
401 list_splice_tail(&holes, &blocks); in drm_test_buddy_alloc_pathological()
402 drm_buddy_free_list(&mm, &blocks); in drm_test_buddy_alloc_pathological()
429 LIST_HEAD(blocks); in drm_test_buddy_alloc_smoke()
504 LIST_HEAD(blocks); in drm_test_buddy_alloc_pessimistic()
587 drm_buddy_free_list(&mm, &blocks); in drm_test_buddy_alloc_pessimistic()
598 LIST_HEAD(blocks); in drm_test_buddy_alloc_optimistic()
633 drm_buddy_free_list(&mm, &blocks); in drm_test_buddy_alloc_optimistic()
643 LIST_HEAD(blocks); in drm_test_buddy_alloc_range()
677 list_splice_tail(&tmp, &blocks); in drm_test_buddy_alloc_range()
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/openbmc/linux/include/crypto/
H A Dsha1_base.h19 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()
H A Dsm3_base.h19 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()
/openbmc/linux/Documentation/filesystems/
H A Dqnx6.rst19 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.
66 indirect addressing blocks or inodes.
75 information (total number of filesystem blocks) or by taking the highest
95 addressed with 16 direct blocks.
181 blocks represented by the upper half bitmap system area bits.
183 Bitmap blocks, Inode blocks and indirect addressing blocks for those two
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