kevin/linux
1
Fork 0
Code

btrfs: use SECTOR_SHIFT to convert LBA to physical offset

Browse Source 
Using SECTOR_SHIFT to convert LBA to physical address makes it more
readable.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Anand Jain 2023-04-15 19:32:38 +08:00 committed by David Sterba
parent 29e70be261
commit adbe7e388e
4 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/btrfs/bio.c
View File

@ -635,7 +635,7 @@ static bool btrfs_submit_chunk(struct btrfs_bio *bbio, int mirror_num)
struct btrfs_fs_info *fs_info = bbio->fs_info;
struct btrfs_bio *orig_bbio = bbio;
struct bio *bio = &bbio->bio;
u64 logical = bio->bi_iter.bi_sector << 9;
u64 logical = bio->bi_iter.bi_sector << SECTOR_SHIFT;
u64 length = bio->bi_iter.bi_size;
u64 map_length = length;
bool use_append = btrfs_use_zone_append(bbio);

4
fs/btrfs/extent-tree.c
View File

@ -1203,11 +1203,11 @@ static int btrfs_issue_discard(struct block_device *bdev, u64 start, u64 len,
{
int j, ret = 0;
u64 bytes_left, end;
u64 aligned_start = ALIGN(start, 1 << 9);
u64 aligned_start = ALIGN(start, 1 << SECTOR_SHIFT);
if (WARN_ON(start != aligned_start)) {
len -= aligned_start - start;
len = round_down(len, 1 << 9);
len = round_down(len, 1 << SECTOR_SHIFT);
start = aligned_start;
}

4
fs/btrfs/file-item.c
View File

@ -749,7 +749,7 @@ blk_status_t btrfs_csum_one_bio(struct btrfs_bio *bbio)
sums->len = bio->bi_iter.bi_size;
INIT_LIST_HEAD(&sums->list);
sums->bytenr = bio->bi_iter.bi_sector << 9;
sums->bytenr = bio->bi_iter.bi_sector << SECTOR_SHIFT;
index = 0;
shash->tfm = fs_info->csum_shash;
@ -799,7 +799,7 @@ blk_status_t btrfs_csum_one_bio(struct btrfs_bio *bbio)
ordered = btrfs_lookup_ordered_extent(inode,
offset);
ASSERT(ordered); /* Logic error */
sums->bytenr = (bio->bi_iter.bi_sector << 9)
sums->bytenr = (bio->bi_iter.bi_sector << SECTOR_SHIFT)
+ total_bytes;
index = 0;
}

2
fs/btrfs/raid56.c
View File

@ -1079,7 +1079,7 @@ static int rbio_add_io_sector(struct btrfs_raid_bio *rbio,
/* see if we can add this page onto our existing bio */
if (last) {
u64 last_end = last->bi_iter.bi_sector << 9;
u64 last_end = last->bi_iter.bi_sector << SECTOR_SHIFT;
last_end += last->bi_iter.bi_size;
/*