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Btrfs: add a device id to device items

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
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Chris Mason
2007-04-12 12:14:00 -04:00
committed by David Woodhouse
parent 8352d8a473
commit b4100d6424
4 changed files with 65 additions and 12 deletions
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fs/btrfs/disk-io.h
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@@ -44,6 +44,7 @@ struct btrfs_root *btrfs_read_fs_root(struct btrfs_fs_info *fs_info,
u64 bh_blocknr(struct buffer_head *bh);
int btrfs_insert_dev_radix(struct btrfs_root *root,
struct block_device *bdev,
u64 device_id,
u64 block_start,
u64 num_blocks);
int btrfs_map_bh_to_logical(struct btrfs_root *root, struct buffer_head *bh,