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由 Liu Bo 提交于
While reading sys_chunk_array in superblock, btrfs creates a temporary extent buffer. Since we don't use it after finishing reading sys_chunk_array, we don't need to keep it in memory. Signed-off-by: NLiu Bo <bo.li.liu@oracle.com> Signed-off-by: NDavid Sterba <dsterba@suse.com>
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