Btrfs: Only open block devices once during mount -o subvol=

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btrfs_open_devices needed a check to see if the device was already
open.

Signed-off-by: Chris Mason <chris.mason@oracle.com>

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Chris Mason 2008-05-08 15:05:58 -04:00

parent a68d5933a0

commit c1c4d91c38

1 changed files with 3 additions and 0 deletions

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fs/btrfs/volumes.c

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