Btrfs: fix arguments to btrfs_wait_on_page_writeback_range
wait_on_page_writeback_range/btrfs_wait_on_page_writeback_range takes a pagecache offset, not a byte offset into the file. Shift the arguments around to wait for the correct range Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Chris Mason <chris.mason@oracle.com>
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@ -829,7 +829,9 @@ int btrfs_write_tree_block(struct extent_buffer *buf)
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int btrfs_wait_tree_block_writeback(struct extent_buffer *buf)
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int btrfs_wait_tree_block_writeback(struct extent_buffer *buf)
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{
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{
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return btrfs_wait_on_page_writeback_range(buf->first_page->mapping,
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return btrfs_wait_on_page_writeback_range(buf->first_page->mapping,
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buf->start, buf->start + buf->len - 1);
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buf->start >> PAGE_CACHE_SHIFT,
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(buf->start + buf->len - 1) >>
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PAGE_CACHE_SHIFT);
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}
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}
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struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,
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struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,
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