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| author | Qu Wenruo <wqu@suse.com> | 2021-10-08 09:29:59 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2021-10-26 19:08:06 +0200 |
| commit | 47926ab535744d3a9156b8cf507edc77d210595f (patch) | |
| tree | efe8b6297b3ae27073c54aefdcf0c411a8f96b9f /fs/btrfs | |
| parent | btrfs: use bvec_kmap_local in btrfs_csum_one_bio (diff) | |
| download | linux-47926ab535744d3a9156b8cf507edc77d210595f.tar.xz linux-47926ab535744d3a9156b8cf507edc77d210595f.zip | |
btrfs: rename btrfs_dio_private::logical_offset to file_offset
The naming of "logical_offset" can be confused with logical bytenr of
the dio range.
In fact it's file offset, and the naming "file_offset" is already widely
used in all other sites.
Just do the rename to avoid confusion.
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/btrfs_inode.h | 7 | ||||
| -rw-r--r-- | fs/btrfs/inode.c | 12 |
2 files changed, 12 insertions, 7 deletions
diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h index 602b426c286d..ab2a4a52e0bb 100644 --- a/fs/btrfs/btrfs_inode.h +++ b/fs/btrfs/btrfs_inode.h @@ -356,7 +356,12 @@ static inline bool btrfs_inode_in_log(struct btrfs_inode *inode, u64 generation) struct btrfs_dio_private { struct inode *inode; - u64 logical_offset; + + /* + * Since DIO can use anonymous page, we cannot use page_offset() to + * grab the file offset, thus need a dedicated member for file offset. + */ + u64 file_offset; u64 disk_bytenr; /* Used for bio::bi_size */ u32 bytes; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index dcc363fa4655..9e1bab127fb9 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -8055,13 +8055,13 @@ static void btrfs_dio_private_put(struct btrfs_dio_private *dip) if (btrfs_op(dip->dio_bio) == BTRFS_MAP_WRITE) { __endio_write_update_ordered(BTRFS_I(dip->inode), - dip->logical_offset, + dip->file_offset, dip->bytes, !dip->dio_bio->bi_status); } else { unlock_extent(&BTRFS_I(dip->inode)->io_tree, - dip->logical_offset, - dip->logical_offset + dip->bytes - 1); + dip->file_offset, + dip->file_offset + dip->bytes - 1); } bio_endio(dip->dio_bio); @@ -8176,7 +8176,7 @@ static void btrfs_end_dio_bio(struct bio *bio) if (err) dip->dio_bio->bi_status = err; - btrfs_record_physical_zoned(dip->inode, dip->logical_offset, bio); + btrfs_record_physical_zoned(dip->inode, dip->file_offset, bio); bio_put(bio); btrfs_dio_private_put(dip); @@ -8218,7 +8218,7 @@ static inline blk_status_t btrfs_submit_dio_bio(struct bio *bio, } else { u64 csum_offset; - csum_offset = file_offset - dip->logical_offset; + csum_offset = file_offset - dip->file_offset; csum_offset >>= fs_info->sectorsize_bits; csum_offset *= fs_info->csum_size; btrfs_bio(bio)->csum = dip->csums + csum_offset; @@ -8256,7 +8256,7 @@ static struct btrfs_dio_private *btrfs_create_dio_private(struct bio *dio_bio, return NULL; dip->inode = inode; - dip->logical_offset = file_offset; + dip->file_offset = file_offset; dip->bytes = dio_bio->bi_iter.bi_size; dip->disk_bytenr = dio_bio->bi_iter.bi_sector << 9; dip->dio_bio = dio_bio; |