From 524725537023bb25a371722b1329446e5a2adcdb Mon Sep 17 00:00:00 2001 From: Qu Wenruo Date: Mon, 12 Oct 2015 16:05:40 +0800 Subject: btrfs: qgroup: Introduce btrfs_qgroup_reserve_data function Introduce a new function, btrfs_qgroup_reserve_data(), which will use io_tree to accurate qgroup reserve, to avoid reserved space leaking. Signed-off-by: Qu Wenruo Signed-off-by: Chris Mason --- fs/btrfs/qgroup.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'fs/btrfs/qgroup.h') diff --git a/fs/btrfs/qgroup.h b/fs/btrfs/qgroup.h index 6387dcfa354c..bd17cc24335c 100644 --- a/fs/btrfs/qgroup.h +++ b/fs/btrfs/qgroup.h @@ -81,4 +81,6 @@ int btrfs_verify_qgroup_counts(struct btrfs_fs_info *fs_info, u64 qgroupid, u64 rfer, u64 excl); #endif +/* New io_tree based accurate qgroup reserve API */ +int btrfs_qgroup_reserve_data(struct inode *inode, u64 start, u64 len); #endif /* __BTRFS_QGROUP__ */ -- cgit v1.2.3