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btrfs: store a block_device in struct btrfs_ordered_extent

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Store the block device instead of the gendisk in the btrfs_ordered_extent
structure instead of acquiring a reference to it later.

Note: this is from series removing bdgrab/bdput, btrfs is one of the
last users.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Christoph Hellwig 2021-07-22 09:53:59 +02:00 • committed by David Sterba
parent 8949b9a114
commit c7c3a6dcb1
4 changed files with 6 additions and 13 deletions
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2
fs/btrfs/ordered-data.c
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@ -190,8 +190,6 @@ static int __btrfs_add_ordered_extent(struct btrfs_inode *inode, u64 file_offset
entry->truncated_len = (u64)-1;
entry->qgroup_rsv = ret;
entry->physical = (u64)-1;
entry->disk = NULL;
entry->partno = (u8)-1;
ASSERT(type == BTRFS_ORDERED_REGULAR ||
type == BTRFS_ORDERED_NOCOW ||