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/linux-6.3-rc2/Documentation/admin-guide/device-mapper/
A Ddm-ebs.rst8 size. Its main purpose is to provide emulation of 512 byte sectors on
18 <dev path> <offset> <emulated sectors> [<underlying sectors>]
27 has to be a multiple of <emulated sectors>.
28 <emulated sectors>:
29 Number of sectors defining the logical block size to be emulated;
30 1, 2, 4, 8 sectors of 512 bytes supported.
34 <underlying sectors>:
35 Number of sectors defining the logical block size of <dev path>.
36 2^N supported, e.g. 8 = emulate 8 sectors of 512 bytes = 4KiB.
43 offset 1024 sectors with underlying devices block size automatically set:
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A Ddm-integrity.rst59 dm-integrity won't read of write these sectors
68 not used and data sectors and integrity tags are written
97 The number of interleaved sectors. This values is rounded down to
174 512-byte sectors that corresponds to one bitmap bit.
216 2. provided data sectors - that is the number of sectors that the user
223 * reserved sectors
231 * log2(interleave sectors)
234 * provided data sectors - the number of sectors that this target
246 * log2(sectors per block)
262 * mac (8-bytes), all the macs in 8 metadata sectors form a
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/linux-6.3-rc2/drivers/target/
A Dtarget_core_sbc.c667 u32 sectors, bool is_write) in sbc_check_prot() argument
772 u32 sectors = 0; in sbc_parse_cdb() local
882 if (!sectors) { in sbc_parse_cdb()
910 sectors = cdb[13]; in sbc_parse_cdb()
914 if (sectors > 1) { in sbc_parse_cdb()
916 " than 1\n", sectors); in sbc_parse_cdb()
928 cmd->t_task_nolb = sectors; in sbc_parse_cdb()
982 if (!sectors) { in sbc_parse_cdb()
996 if (!sectors) { in sbc_parse_cdb()
1281 left = sectors * dev->prot_length; in sbc_dif_copy_prot()
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/linux-6.3-rc2/drivers/md/
A Draid0.c66 sector_t curr_zone_end, sectors; in create_strip_zones() local
83 sectors = rdev1->sectors; in create_strip_zones()
85 rdev1->sectors = sectors * mddev->chunk_sectors; in create_strip_zones()
103 if (rdev2->sectors == rdev1->sectors) { in create_strip_zones()
194 if (!smallest || (rdev1->sectors < smallest->sectors)) in create_strip_zones()
235 if (!smallest || rdev->sectors < smallest->sectors) { in create_strip_zones()
244 sectors = (smallest->sectors - zone->dev_start) * c; in create_strip_zones()
249 curr_zone_end += sectors; in create_strip_zones()
346 WARN_ONCE(sectors || raid_disks, in raid0_size()
523 unsigned sectors; in raid0_make_request() local
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A Dmd-linear.c49 static sector_t linear_size(struct mddev *mddev, sector_t sectors, int raid_disks) in linear_size() argument
55 WARN_ONCE(sectors || raid_disks, in linear_size()
78 sector_t sectors; in linear_conf() local
88 sectors = rdev->sectors; in linear_conf()
89 sector_div(sectors, mddev->chunk_sectors); in linear_conf()
90 rdev->sectors = sectors * mddev->chunk_sectors; in linear_conf()
96 conf->array_sectors += rdev->sectors; in linear_conf()
108 conf->disks[0].end_sector = conf->disks[0].rdev->sectors; in linear_conf()
113 conf->disks[i].rdev->sectors; in linear_conf()
218 start_sector = tmp_dev->end_sector - tmp_dev->rdev->sectors; in linear_make_request()
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A Draid1.c580 len = sectors; in align_to_barrier_unit_end()
602 int sectors; in read_balance() local
620 sectors = r1_bio->sectors; in read_balance()
2027 int sectors = r1_bio->sectors; in fix_sync_read_error() local
2043 while(sectors) { in fix_sync_read_error()
2096 sectors -= s; in fix_sync_read_error()
2131 sectors -= s; in fix_sync_read_error()
2283 while(sectors) { in fix_read_error()
2369 sectors -= s; in fix_read_error()
2393 int sectors; in narrow_write_error() local
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A Draid10.c737 int sectors = r10_bio->sectors; in read_balance() local
1169 sectors); in regular_request_wait()
1429 sectors = r10_bio->sectors; in raid10_write_request()
1571 r10_bio->sectors = sectors; in __make_request()
2440 int sectors = r10_bio->sectors; in sync_request_write() local
2538 int sectors = r10_bio->sectors; in fix_recovery_read_error() local
2602 sectors -= s; in fix_recovery_read_error()
2717 int sectors = r10_bio->sectors; in fix_read_error() local
2910 int sectors; in narrow_write_error() local
3909 if (!sectors) in raid10_size()
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/linux-6.3-rc2/block/
A Dbadblocks.c60 sector_t target = s + sectors; in badblocks_check()
181 sectors = next - s; in badblocks_set()
218 if (e < s + sectors) in badblocks_set()
219 e = s + sectors; in badblocks_set()
231 sectors = e - s; in badblocks_set()
242 if (a <= s + sectors) { in badblocks_set()
244 if (e <= s + sectors) { in badblocks_set()
246 e = s + sectors; in badblocks_set()
259 sectors = e - s; in badblocks_set()
282 while (sectors) { in badblocks_set()
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A Dbounce.c210 int sectors; in __blk_queue_bounce() local
226 sectors = ALIGN_DOWN(bytes, queue_logical_block_size(q)) >> in __blk_queue_bounce()
228 if (sectors < bio_sectors(bio_orig)) { in __blk_queue_bounce()
229 bio = bio_split(bio_orig, sectors, GFP_NOIO, &bounce_bio_split); in __blk_queue_bounce()
/linux-6.3-rc2/Documentation/block/
A Dstat.rst31 read sectors sectors number of sectors read
35 write sectors sectors number of sectors written
42 discard sectors sectors number of sectors discarded
67 read sectors, write sectors, discard_sectors
70 These values count the number of sectors read from, written to, or
71 discarded from this block device. The "sectors" in question are the
72 standard UNIX 512-byte sectors, not any device- or filesystem-specific
/linux-6.3-rc2/drivers/scsi/
A Dscsicam.c179 unsigned long heads, sectors, cylinders, temp; in setsize() local
182 sectors = 62L; /* Maximize sectors per track */ in setsize()
184 temp = cylinders * sectors; /* Compute divisor for heads */ in setsize()
189 sectors = capacity / temp; /* Compute value for sectors per in setsize()
192 sectors++; /* Else, increment number of sectors */ in setsize()
193 temp = heads * sectors; /* Compute divisor for cylinders */ in setsize()
201 *secs = (unsigned int) sectors; in setsize()
A Dps3rom.c161 u32 sectors) in ps3rom_read_request() argument
166 __func__, __LINE__, sectors, start_sector); in ps3rom_read_request()
170 sectors, 0, dev->bounce_lpar, &dev->tag); in ps3rom_read_request()
182 u32 sectors) in ps3rom_write_request() argument
187 __func__, __LINE__, sectors, start_sector); in ps3rom_write_request()
193 sectors, 0, dev->bounce_lpar, &dev->tag); in ps3rom_write_request()
/linux-6.3-rc2/include/linux/
A Dblk-integrity.h91 unsigned int sectors) in bio_integrity_intervals() argument
93 return sectors >> (bi->interval_exp - 9); in bio_integrity_intervals()
97 unsigned int sectors) in bio_integrity_bytes() argument
99 return bio_integrity_intervals(bi, sectors) * bi->tuple_size; in bio_integrity_bytes()
164 unsigned int sectors) in bio_integrity_intervals() argument
170 unsigned int sectors) in bio_integrity_bytes() argument
A Dbadblocks.h44 int badblocks_check(struct badblocks *bb, sector_t s, int sectors,
46 int badblocks_set(struct badblocks *bb, sector_t s, int sectors,
48 int badblocks_clear(struct badblocks *bb, sector_t s, int sectors);
/linux-6.3-rc2/drivers/mtd/
A Dssfdc.c23 unsigned char sectors; member
318 ssfdc->sectors = 32; in ssfdcr_add_mtd()
319 get_chs(mtd->size, NULL, &ssfdc->heads, &ssfdc->sectors); in ssfdcr_add_mtd()
321 ((long)ssfdc->sectors * (long)ssfdc->heads)); in ssfdcr_add_mtd()
324 ssfdc->cylinders, ssfdc->heads , ssfdc->sectors, in ssfdcr_add_mtd()
326 (long)ssfdc->sectors); in ssfdcr_add_mtd()
329 (long)ssfdc->sectors; in ssfdcr_add_mtd()
411 ssfdc->cylinders, ssfdc->heads, ssfdc->sectors); in ssfdcr_getgeo()
414 geo->sectors = ssfdc->sectors; in ssfdcr_getgeo()
A Dnftlcore.c71 nftl->sectors = nftl->mbd.size / temp; in nftl_add_mtd()
73 nftl->sectors++; in nftl_add_mtd()
74 temp = nftl->cylinders * nftl->sectors; in nftl_add_mtd()
79 temp = nftl->heads * nftl->sectors; in nftl_add_mtd()
84 if (nftl->mbd.size != nftl->heads * nftl->cylinders * nftl->sectors) { in nftl_add_mtd()
93 nftl->cylinders, nftl->heads , nftl->sectors, in nftl_add_mtd()
95 (long)nftl->sectors ); in nftl_add_mtd()
771 geo->sectors = nftl->sectors; in nftl_getgeo()
/linux-6.3-rc2/drivers/usb/storage/
A Ddatafab.c60 unsigned long sectors; /* total sector count */ member
138 u32 sectors) in datafab_read_data() argument
153 if (sectors > 0x0FFFFFFF) in datafab_read_data()
162 totallen = sectors * info->ssize; in datafab_read_data()
221 u32 sectors) in datafab_write_data() argument
237 if (sectors > 0x0FFFFFFF) in datafab_write_data()
246 totallen = sectors * info->ssize; in datafab_write_data()
420 info->sectors = ((u32)(reply[117]) << 24) | in datafab_id_device()
582 info->sectors, info->ssize); in datafab_transport()
586 ((__be32 *) ptr)[0] = cpu_to_be32(info->sectors - 1); in datafab_transport()
A Djumpshot.c96 unsigned long sectors; /* total sector count */ member
156 u32 sectors) in jumpshot_read_data() argument
174 totallen = sectors * info->ssize; in jumpshot_read_data()
233 u32 sectors) in jumpshot_write_data() argument
251 totallen = sectors * info->ssize; in jumpshot_write_data()
354 info->sectors = ((u32)(reply[117]) << 24) | in jumpshot_id_device()
513 info->sectors, info->ssize); in jumpshot_transport()
517 ((__be32 *) ptr)[0] = cpu_to_be32(info->sectors - 1); in jumpshot_transport()
A Dsddr55.c190 unsigned short sectors) { in sddr55_read_data() argument
209 len = min((unsigned int) sectors, (unsigned int) info->blocksize >> in sddr55_read_data()
217 while (sectors>0) { in sddr55_read_data()
227 pages = min((unsigned int) sectors << info->smallpageshift, in sddr55_read_data()
295 sectors -= pages >> info->smallpageshift; in sddr55_read_data()
309 unsigned short sectors) { in sddr55_write_data() argument
336 len = min((unsigned int) sectors, (unsigned int) info->blocksize >> in sddr55_write_data()
344 while (sectors > 0) { in sddr55_write_data()
354 pages = min((unsigned int) sectors << info->smallpageshift, in sddr55_write_data()
503 sectors -= pages >> info->smallpageshift; in sddr55_write_data()
/linux-6.3-rc2/Documentation/ABI/testing/
A Dprocfs-diskstats15 6 sectors read
19 10 sectors written
32 17 sectors discarded
/linux-6.3-rc2/drivers/md/bcache/
A Dalloc.c86 void bch_rescale_priorities(struct cache_set *c, int sectors) in bch_rescale_priorities() argument
93 atomic_sub(sectors, &c->rescale); in bch_rescale_priorities()
608 unsigned int sectors, in bch_alloc_sectors() argument
656 sectors = min(sectors, b->sectors_free); in bch_alloc_sectors()
658 SET_KEY_OFFSET(k, KEY_OFFSET(k) + sectors); in bch_alloc_sectors()
659 SET_KEY_SIZE(k, sectors); in bch_alloc_sectors()
670 b->sectors_free -= sectors; in bch_alloc_sectors()
673 SET_PTR_OFFSET(&b->key, i, PTR_OFFSET(&b->key, i) + sectors); in bch_alloc_sectors()
675 atomic_long_add(sectors, in bch_alloc_sectors()
/linux-6.3-rc2/fs/hfsplus/
A Dbtree.c76 u64 sectors, int file_id) in hfsplus_calc_btree_clump_size() argument
100 if (sectors < 0x200000) { in hfsplus_calc_btree_clump_size()
101 clump_size = sectors << 2; /* 0.8 % */ in hfsplus_calc_btree_clump_size()
106 for (i = 0, sectors = sectors >> 22; in hfsplus_calc_btree_clump_size()
107 sectors && (i < CLUMP_ENTRIES - 1); in hfsplus_calc_btree_clump_size()
108 ++i, sectors = sectors >> 1) { in hfsplus_calc_btree_clump_size()
/linux-6.3-rc2/block/partitions/
A Dibm.c41 return cyl * geo->heads * geo->sectors + in cchh2blk()
42 head * geo->sectors; in cchh2blk()
59 return cyl * geo->heads * geo->sectors + in cchhb2blk()
60 head * geo->sectors + in cchhb2blk()
177 offset + geo->sectors; in find_vol1_partitions()
222 * geo->sectors * secperblk; in find_lnx1_partitions()
/linux-6.3-rc2/drivers/mtd/nand/
A Decc-mtk.c66 u32 sectors; member
150 if (dec & ecc->sectors) { in mtk_ecc_irq()
156 ecc->sectors = 0; in mtk_ecc_irq()
213 if (config->sectors) in mtk_ecc_config()
214 ecc->sectors = 1 << (config->sectors - 1); in mtk_ecc_config()
221 int sectors) in mtk_ecc_get_stats() argument
229 for (i = 0; i < sectors; i++) { in mtk_ecc_get_stats()
/linux-6.3-rc2/arch/x86/boot/
A Dmtools.conf.in11 file="@OBJ@/fdimage" cylinders=80 heads=2 sectors=18 filter
15 file="@OBJ@/fdimage" cylinders=80 heads=2 sectors=36 filter

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