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btrfs: use __u16 for the return value of btrfs_qgroup_level()

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The qgroup level is limited to u16, so no need to use u64 for it.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2020-06-28 13:07:14 +08:00 committed by David Sterba
parent cfdd459215
commit 06f67c4707
2 changed files with 3 additions and 3 deletions
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2
fs/btrfs/qgroup.c
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@ -538,7 +538,7 @@ bool btrfs_check_quota_leak(struct btrfs_fs_info *fs_info)
if (qgroup->rsv.values[i]) {
ret = true;
btrfs_warn(fs_info,
"qgroup %llu/%llu has unreleased space, type %d rsv %llu",
"qgroup %hu/%llu has unreleased space, type %d rsv %llu",
btrfs_qgroup_level(qgroup->qgroupid),
btrfs_qgroup_subvolid(qgroup->qgroupid),
i, qgroup->rsv.values[i]);

4
include/uapi/linux/btrfs_tree.h
View File

@ -913,9 +913,9 @@ struct btrfs_free_space_info {
#define BTRFS_FREE_SPACE_USING_BITMAPS (1ULL << 0)
#define BTRFS_QGROUP_LEVEL_SHIFT 48
static inline __u64 btrfs_qgroup_level(__u64 qgroupid)
static inline __u16 btrfs_qgroup_level(__u64 qgroupid)
{
return qgroupid >> BTRFS_QGROUP_LEVEL_SHIFT;
return (__u16)(qgroupid >> BTRFS_QGROUP_LEVEL_SHIFT);
}
/*