Btrfs: introduce a function to get extra mirror from replace

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As the part of getting extra mirror in __btrfs_map_block is
independent, this puts it into a separate function.

Reviewed-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Liu Bo 2017-03-14 13:33:57 -07:00 • committed by David Sterba

parent 0b3d4cd371

commit 5ab56090b8

1 changed files with 89 additions and 72 deletions

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fs/btrfs/volumes.c

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