| /linux-6.8/drivers/block/drbd/ |
| D | drbd_interval.c | 16 #define NODE_END(node) ((node)->sector + ((node)->size >> 9))
28 sector_t this_end = this->sector + (this->size >> 9); in drbd_insert_interval()
39 if (this->sector < here->sector) in drbd_insert_interval()
41 else if (this->sector > here->sector) in drbd_insert_interval()
60 * @sector: start sector of @interval
63 * Returns if the tree contains the node @interval with start sector @start.
66 * sector number.
69 drbd_contains_interval(struct rb_root *root, sector_t sector, in drbd_contains_interval() argument
78 if (sector < here->sector) in drbd_contains_interval()
80 else if (sector > here->sector) in drbd_contains_interval()
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| D | drbd_actlog.c | 127 sector_t sector, enum req_op op) in _drbd_md_sync_page_io() argument
144 bio->bi_iter.bi_sector = sector; in _drbd_md_sync_page_io()
178 sector_t sector, enum req_op op) in drbd_md_sync_page_io() argument
187 (unsigned long long)sector, (op == REQ_OP_WRITE) ? "WRITE" : "READ", in drbd_md_sync_page_io()
190 if (sector < drbd_md_first_sector(bdev) || in drbd_md_sync_page_io()
191 sector + 7 > drbd_md_last_sector(bdev)) in drbd_md_sync_page_io()
194 (unsigned long long)sector, in drbd_md_sync_page_io()
197 err = _drbd_md_sync_page_io(device, bdev, sector, op); in drbd_md_sync_page_io()
200 (unsigned long long)sector, in drbd_md_sync_page_io()
245 unsigned first = i->sector >> (AL_EXTENT_SHIFT-9); in drbd_al_begin_io_fastpath()
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| D | drbd_interval.h | 10 sector_t sector; /* start sector of the interval */ member
38 #define drbd_for_each_overlap(i, root, sector, size) \ argument
39 for (i = drbd_find_overlap(root, sector, size); \
41 i = drbd_next_overlap(i, sector, size))
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| /linux-6.8/block/ |
| D | blk-lib.c | 13 static sector_t bio_discard_limit(struct block_device *bdev, sector_t sector) in bio_discard_limit() argument
19 sector += bdev->bd_start_sect; in bio_discard_limit()
22 round_up(sector, discard_granularity >> SECTOR_SHIFT); in bio_discard_limit()
28 if (granularity_aligned_sector != sector) in bio_discard_limit()
29 return granularity_aligned_sector - sector; in bio_discard_limit()
38 int __blkdev_issue_discard(struct block_device *bdev, sector_t sector, in __blkdev_issue_discard() argument
57 if ((sector | nr_sects) & bs_mask) in __blkdev_issue_discard()
65 min(nr_sects, bio_discard_limit(bdev, sector)); in __blkdev_issue_discard()
68 bio->bi_iter.bi_sector = sector; in __blkdev_issue_discard()
70 sector += req_sects; in __blkdev_issue_discard()
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| D | blk-zoned.c | 122 * @sector: Sector from which to report zones
128 * Get zone information starting from the zone containing @sector for at most
130 * To report all zones in a device starting from @sector, the BLK_ALL_ZONES
138 int blkdev_report_zones(struct block_device *bdev, sector_t sector, in blkdev_report_zones() argument
147 if (!nr_zones || sector >= capacity) in blkdev_report_zones()
150 return disk->fops->report_zones(disk, sector, nr_zones, cb, data); in blkdev_report_zones()
188 sector_t sector = 0; in blkdev_zone_reset_all_emulated() local
201 while (sector < capacity) { in blkdev_zone_reset_all_emulated()
202 if (!test_bit(disk_zone_no(disk, sector), need_reset)) { in blkdev_zone_reset_all_emulated()
203 sector += zone_sectors; in blkdev_zone_reset_all_emulated()
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| D | blk-ia-ranges.c | 18 return sprintf(buf, "%llu\n", iar->sector); in blk_ia_range_sector_show()
34 .attr = { .name = "sector", .mode = 0444 },
121 * At this point, iars is the new set of sector access ranges that needs in disk_register_independent_access_ranges()
178 sector_t sector) in disk_find_ia_range() argument
185 if (sector >= iar->sector && in disk_find_ia_range()
186 sector < iar->sector + iar->nr_sectors) in disk_find_ia_range()
198 sector_t sector = 0; in disk_check_ia_ranges() local
206 * ranges do not overlap, that there are no sector holes and that all in disk_check_ia_ranges()
210 tmp = disk_find_ia_range(iars, sector); in disk_check_ia_ranges()
211 if (!tmp || tmp->sector != sector) { in disk_check_ia_ranges()
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| /linux-6.8/include/uapi/linux/ |
| D | blkzoned.h | 88 * @start: Zone start in 512 B sector units
89 * @len: Zone length in 512 B sector units
90 * @wp: Zone write pointer location in 512 B sector units
97 * @capacity: Zone usable capacity in 512 B sector units
101 * start, len, capacity and wp use the regular 512 B sector unit, regardless
107 __u64 start; /* Zone start sector */
122 * @sector: starting sector of report
130 __u64 sector; member
140 * @sector: Starting sector of the first zone to operate on.
144 __u64 sector; member
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| /linux-6.8/drivers/block/ |
| D | brd.c | 50 * Look up and return a brd's page for a given sector.
52 static struct page *brd_lookup_page(struct brd_device *brd, sector_t sector) in brd_lookup_page() argument
57 idx = sector >> PAGE_SECTORS_SHIFT; /* sector to page index */ in brd_lookup_page()
66 * Insert a new page for a given sector, if one does not already exist.
68 static int brd_insert_page(struct brd_device *brd, sector_t sector, gfp_t gfp) in brd_insert_page() argument
74 page = brd_lookup_page(brd, sector); in brd_insert_page()
84 idx = sector >> PAGE_SECTORS_SHIFT; in brd_insert_page()
123 static int copy_to_brd_setup(struct brd_device *brd, sector_t sector, size_t n, in copy_to_brd_setup() argument
126 unsigned int offset = (sector & (PAGE_SECTORS-1)) << SECTOR_SHIFT; in copy_to_brd_setup()
131 ret = brd_insert_page(brd, sector, gfp); in copy_to_brd_setup()
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| /linux-6.8/include/trace/events/ |
| D | block.h | 24 __field( sector_t, sector )
30 __entry->sector = bh->b_blocknr;
34 TP_printk("%d,%d sector=%llu size=%zu",
36 (unsigned long long)__entry->sector, __entry->size
83 __field( sector_t, sector )
91 __entry->sector = blk_rq_trace_sector(rq);
101 (unsigned long long)__entry->sector,
113 __field( sector_t, sector )
122 __entry->sector = blk_rq_pos(rq);
133 (unsigned long long)__entry->sector,
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| D | bcache.h | 18 __field(sector_t, sector )
28 __entry->sector = bio->bi_iter.bi_sector;
36 __entry->rwbs, (unsigned long long)__entry->sector,
96 __field(sector_t, sector )
103 __entry->sector = bio->bi_iter.bi_sector;
110 (unsigned long long)__entry->sector, __entry->nr_sector)
129 __field(sector_t, sector )
138 __entry->sector = bio->bi_iter.bi_sector;
147 __entry->rwbs, (unsigned long long)__entry->sector,
159 __field(sector_t, sector )
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| /linux-6.8/fs/btrfs/ |
| D | raid56.c | 59 * A bvec like structure to present a sector inside a page.
180 * Even if the sector is not covered by bio, if it is in cache_rbio_pages()
181 * a data sector it should still be uptodate as it is in cache_rbio_pages()
268 /* Also update the sector->uptodate bits. */ in steal_rbio_page()
283 * Thus if the first sector of the page belongs to data stripes, then in is_data_stripe_page()
603 /* Return a sector from rbio->stripe_sectors, not from the bio list */
612 /* Grab a sector inside P stripe */
619 /* Grab a sector inside Q stripe, return NULL if not RAID6 */
860 * Get a sector pointer specified by its @stripe_nr and @sector_nr.
864 * @sector_nr: Sector number inside the stripe,
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| /linux-6.8/drivers/block/null_blk/ |
| D | zoned.c | 65 sector_t sector = 0; in null_init_zoned_dev() local
127 zone->start = sector; in null_init_zoned_dev()
134 sector += dev->zone_size_sects; in null_init_zoned_dev()
141 zone->start = zone->wp = sector; in null_init_zoned_dev()
151 sector += dev->zone_size_sects; in null_init_zoned_dev()
183 int null_report_zones(struct gendisk *disk, sector_t sector, in null_report_zones() argument
193 first_zone = null_zone_no(dev, sector); in null_report_zones()
231 sector_t sector, unsigned int len) in null_zone_valid_read_len() argument
234 struct nullb_zone *zone = &dev->zones[null_zone_no(dev, sector)]; in null_zone_valid_read_len()
239 sector + nr_sectors <= zone->wp) in null_zone_valid_read_len()
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| /linux-6.8/fs/hpfs/ |
| D | hpfs.h | 29 typedef u32 secno; /* sector number, partition relative */
31 typedef secno dnode_secno; /* sector number of a dnode */
32 typedef secno fnode_secno; /* sector number of an fnode */
33 typedef secno anode_secno; /* sector number of an anode */
37 /* sector 0 */
71 /* sector 16 */
96 __le32 dir_band_start; /* first sector in dir band */
97 __le32 dir_band_end; /* last sector in dir band */
105 /* sector 17 */
120 u8 bad_sector: 1; /* bad sector, corrupted disk (???) */
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| /linux-6.8/Documentation/admin-guide/device-mapper/ |
| D | dm-integrity.rst | 6 per-sector tags that can be used for storing integrity information.
8 A general problem with storing integrity tags with every sector is that
9 writing the sector and the integrity tag must be atomic - i.e. in case of
10 crash, either both sector and integrity tag or none of them is written.
13 writes sector data and integrity tags into a journal, commits the journal
53 2. load the dm-integrity target with one-sector size, the kernel driver
67 2. the number of reserved sector at the beginning of the device - the
155 an attacker reading the journal could see the last sector numbers
156 that were written. From the sector numbers, the attacker can infer
161 Protect sector numbers in the journal from accidental or malicious
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| D | dm-crypt.rst | 78 then sectors are encrypted according to their offsets (sector 0 uses key0;
79 sector 1 uses key1 etc.). <keycount> must be a power of two.
82 The IV offset is a sector count that is added to the sector number
91 Starting sector within the device where the encrypted data begins.
133 The device requires additional <bytes> metadata per-sector stored
147 Virtual device will announce this size as a minimal IO and logical sector.
150 IV generators will use sector number counted in <sector_size> units
154 sector will be 8 (without flag) and 1 if iv_large_sectors is present.
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| /linux-6.8/drivers/scsi/ |
| D | sr_vendor.c | 25 * Some XA-Sector tweaking, required for older drives.
90 is followed by a read for the same sector - aeb */ in sr_vendor_init()
174 unsigned long sector; in sr_cd_check() local
186 sector = 0; /* the multisession sector offset goes here */ in sr_cd_check()
212 sector = buffer[11] + (buffer[10] << 8) + in sr_cd_check()
215 /* ignore sector offsets from first track */ in sr_cd_check()
216 sector = 0; in sr_cd_check()
243 sector = min * CD_SECS * CD_FRAMES + sec * CD_FRAMES + frame; in sr_cd_check()
271 sector = min * CD_SECS * CD_FRAMES + sec * CD_FRAMES + frame; in sr_cd_check()
272 if (sector) in sr_cd_check()
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| /linux-6.8/fs/xfs/libxfs/ |
| D | xfs_trans_resv.c | 254 * the agfs of the ags containing the blocks: nr_ops * sector size
276 * the agfs of the ags from which the extents are allocated: 2 * sector
277 * the superblock free block counter: sector size
282 * the agfs of the ags from which the extents are allocated: 2 * sector
283 * the superblock free block counter: sector size
288 * the agfs of the ags containing the blocks: 2 * sector size
289 * the agfls of the ags containing the blocks: 2 * sector size
290 * the super block free block counter: sector size
358 * the agf for each of the ags: 4 * sector size
359 * the agfl for each of the ags: 4 * sector size
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| /linux-6.8/fs/zonefs/ |
| D | trace.h | 30 __field(sector_t, sector)
38 __entry->sector = z->z_sector;
41 TP_printk("bdev=(%d,%d), ino=%lu op=%s, sector=%llu, nr_sectors=%llu",
43 blk_op_str(__entry->op), __entry->sector,
54 __field(sector_t, sector)
62 __entry->sector = zonefs_inode_zone(inode)->z_sector;
68 TP_printk("bdev=(%d, %d), ino=%lu, sector=%llu, size=%zu, wpoffset=%llu, ret=%zu",
70 __entry->sector, __entry->size, __entry->wpoffset,
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| /linux-6.8/drivers/mtd/ |
| D | rfd_ftl.c | 47 /* next is an array of mapping for each corresponding sector */
79 u_int header_size; /* bytes in header sector */
91 static int rfd_ftl_writesect(struct mtd_blktrans_dev *dev, u_long sector, char *buf);
126 "sector %d out of range\n", in build_block_map()
133 "'%s': more than one entry for sector %d\n", in build_block_map()
240 static int rfd_ftl_readsect(struct mtd_blktrans_dev *dev, u_long sector, char *buf) in rfd_ftl_readsect() argument
247 if (sector >= part->sector_count) in rfd_ftl_readsect()
250 addr = part->sector_map[sector]; in rfd_ftl_readsect()
384 "read sector for relocation\n", in move_block_contents()
429 * Postpone reclaiming if there is a free sector as in reclaim_block()
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| /linux-6.8/fs/fat/ |
| D | cache.c | 310 int fat_get_mapped_cluster(struct inode *inode, sector_t sector, in fat_get_mapped_cluster() argument
318 cluster = sector >> (sbi->cluster_bits - sb->s_blocksize_bits); in fat_get_mapped_cluster()
319 offset = sector & (sbi->sec_per_clus - 1); in fat_get_mapped_cluster()
326 if (*mapped_blocks > last_block - sector) in fat_get_mapped_cluster()
327 *mapped_blocks = last_block - sector; in fat_get_mapped_cluster()
333 static int is_exceed_eof(struct inode *inode, sector_t sector, in is_exceed_eof() argument
341 if (sector >= *last_block) { in is_exceed_eof()
351 if (sector >= *last_block) in is_exceed_eof()
358 int fat_bmap(struct inode *inode, sector_t sector, sector_t *phys, in fat_bmap() argument
367 if (sector < (sbi->dir_entries >> sbi->dir_per_block_bits)) { in fat_bmap()
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| /linux-6.8/drivers/md/ |
| D | dm-log-writes.c | 72 * [ 1 sector ][ entry->nr_sectors ]
75 * The log_write_entry takes up a full sector so we can have arbitrary length
90 * sector - the sector we wrote.
97 __le64 sector; member
126 sector_t sector; member
214 sector_t sector) in write_metadata() argument
223 bio->bi_iter.bi_sector = sector; in write_metadata()
224 bio->bi_end_io = (sector == WRITE_LOG_SUPER_SECTOR) ? in write_metadata()
260 sector_t sector) in write_inline_data() argument
276 bio->bi_iter.bi_sector = sector; in write_inline_data()
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| /linux-6.8/fs/ntfs/ |
| D | mst.c | 3 * mst.c - NTFS multi sector transfer protection handling code. Part of the
12 * post_read_mst_fixup - deprotect multi sector transfer protected data
16 * Perform the necessary post read multi sector transfer fixup and detect the
17 * presence of incomplete multi sector transfers. - In that case, overwrite the
58 * Check for incomplete multi sector transfer(s). in post_read_mst_fixup()
63 * Incomplete multi sector transfer detected! )-: in post_read_mst_fixup()
89 * pre_write_mst_fixup - apply multi sector transfer protection
93 * Perform the necessary pre write multi sector transfer fixup on the data
158 * post_write_mst_fixup - fast deprotect multi sector transfer protected data
161 * Perform the necessary post write multi sector transfer fixup, not checking
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| /linux-6.8/fs/hfsplus/ |
| D | wrapper.c | 30 * @sector: block to read or write, for blocks of HFSPLUS_SECTOR_SIZE bytes
37 * @data will return a pointer to the start of the requested sector,
40 * If @sector is not aligned to the bdev logical block size it will
48 int hfsplus_submit_bio(struct super_block *sb, sector_t sector, in hfsplus_submit_bio() argument
59 * Align sector to hardware sector size and find offset. We in hfsplus_submit_bio()
64 start = (loff_t)sector << HFSPLUS_SECTOR_SHIFT; in hfsplus_submit_bio()
66 sector &= ~((io_size >> HFSPLUS_SECTOR_SHIFT) - 1); in hfsplus_submit_bio()
69 bio->bi_iter.bi_sector = sector; in hfsplus_submit_bio()
234 * Block size must be at least as large as a sector and a multiple of 2. in hfsplus_read_wrapper()
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| /linux-6.8/drivers/vdpa/vdpa_sim/ |
| D | vdpa_sim_blk.c | 84 "starting sector exceeds the capacity - start: 0x%llx capacity: 0x%x\n", in vdpasim_blk_check_range()
118 u64 sector; in vdpasim_blk_handle_req() local
156 sector = vdpasim64_to_cpu(vdpasim, hdr.sector); in vdpasim_blk_handle_req()
157 offset = sector << SECTOR_SHIFT; in vdpasim_blk_handle_req()
161 sector != 0) { in vdpasim_blk_handle_req()
163 "sector must be 0 for %u request - sector: 0x%llx\n", in vdpasim_blk_handle_req()
164 type, sector); in vdpasim_blk_handle_req()
171 if (!vdpasim_blk_check_range(vdpasim, sector, in vdpasim_blk_handle_req()
194 if (!vdpasim_blk_check_range(vdpasim, sector, in vdpasim_blk_handle_req()
255 sector = le64_to_cpu(range.sector); in vdpasim_blk_handle_req()
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| /linux-6.8/block/partitions/ |
| D | msdos.c | 75 Sector sect; in aix_magic_present()
135 Sector sect; in parse_extended()
229 __le32 s_start; /* start sector no of partition */
238 __le16 v_sectorsz; /* sector size in bytes */
254 Sector sect; in parse_solaris_x86()
313 __u32 d_secsize; /* # of bytes per sector */
323 __u16 d_interleave; /* hardware sector interleave */
324 __u16 d_trackskew; /* sector 0 skew, per track */
325 __u16 d_cylskew; /* sector 0 skew, per cylinder */
342 __le32 p_offset; /* starting sector */
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