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btrfs: split dev-replace locking helpers for read and write
authorDavid Sterba <dsterba@suse.com>
Sat, 24 Mar 2018 01:11:38 +0000 (02:11 +0100)
committerDavid Sterba <dsterba@suse.com>
Sat, 31 Mar 2018 00:01:07 +0000 (02:01 +0200)
commit7e79cb86be28ed8073870c22f479b3b1293ecb85
tree40473571871d71e5ab63bd4f6521882e92bd100e
parente7ab0af6c30f763e41a1206318d4756d270e93a0
btrfs: split dev-replace locking helpers for read and write

The current calls are unclear in what way btrfs_dev_replace_lock takes
the locks, so drop the argument, split the helpers and use similar
naming as for read and write locks.

Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/dev-replace.c
fs/btrfs/dev-replace.h
fs/btrfs/reada.c
fs/btrfs/scrub.c
fs/btrfs/volumes.c