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btrfs: Remove root argument in extent_data_ref_count()
authorZhaolei <zhaolei@cn.fujitsu.com>
Thu, 6 Aug 2015 14:16:24 +0000 (22:16 +0800)
committerChris Mason <clm@fb.com>
Sun, 9 Aug 2015 14:07:14 +0000 (07:07 -0700)
commit9ed0dea09fc5e8cb1926c15fc986a46a2db43da6
treef88e02dfbe95d609f2a258597cb25b16a6292891
parentd02207512df120a37a8f1e50a5f90c555266282c
btrfs: Remove root argument in extent_data_ref_count()

Because it is never used.

Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
fs/btrfs/extent-tree.c