btrfs: factor __btrfs_open_devices() to create btrfs_open_one_device()

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No functional changes, create btrfs_open_one_device() from
__btrfs_open_devices(). This is a preparatory work to add dynamic
device scan.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
[ minor whitespace fixes ]
Signed-off-by: David Sterba <dsterba@suse.com>

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Anand Jain 2017-11-09 23:45:24 +08:00 • committed by David Sterba

parent 9f050db43e

commit 0fb08bccbc

1 changed files with 65 additions and 56 deletions

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121

fs/btrfs/volumes.c

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