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Btrfs: cleanup unused latest_devid and latest_trans in fs_devices

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The member variants - latest_devid and latest_trans - of fs_devices structure
are set, but no one use them to do anything. so remove them.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Miao Xie
2014-07-24 11:37:15 +08:00
committed by Chris Mason
parent 6ba40b615f
commit 443f24fee7
2 changed files with 11 additions and 34 deletions
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3
fs/btrfs/volumes.h
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@@ -119,9 +119,6 @@ struct btrfs_device {
struct btrfs_fs_devices {
u8 fsid[BTRFS_FSID_SIZE]; /* FS specific uuid */
/* the device with this id has the most recent copy of the super */
u64 latest_devid;
u64 latest_trans;
u64 num_devices;
u64 open_devices;
u64 rw_devices;