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| author | Qu Wenruo <quwenruo@cn.fujitsu.com> | 2015-10-26 14:11:19 +0800 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2015-10-26 19:44:39 -0700 |
| commit | 90ce321da8ce3d00e19586993887346286208386 (patch) | |
| tree | fc94eab3c20e42b5ff1a2cbb88d81cab3b438b9f /fs/btrfs/qgroup.c | |
| parent | 5846a3c26873e86b034c702a8bc202aa76082369 (diff) | |
| download | linux-90ce321da8ce3d00e19586993887346286208386.tar.gz linux-90ce321da8ce3d00e19586993887346286208386.tar.bz2 linux-90ce321da8ce3d00e19586993887346286208386.zip | |
btrfs: qgroup: Fix a rebase bug which will cause qgroup double free
When rebasing my patchset, I forgot to pick up a cleanup patch to remove
old hotfix in 4.2 release.
Witouth the cleanup, it will screw up new qgroup reserve framework and
always cause minus reserved number.
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'fs/btrfs/qgroup.c')
| -rw-r--r-- | fs/btrfs/qgroup.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 31d19344427a..46476c226395 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1652,10 +1652,6 @@ static int qgroup_update_counters(struct btrfs_fs_info *fs_info, } } - /* For exclusive extent, free its reserved bytes too */ - if (nr_old_roots == 0 && nr_new_roots == 1 && - cur_new_count == nr_new_roots) - qg->reserved -= num_bytes; if (dirty) qgroup_dirty(fs_info, qg); } |