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xfs: trace timestamp limits 

Add a couple of tracepoints so that we can check the timestamp limits
being set on inodes and quotas.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Allison Collins <allison.henderson@oracle.com>
Reviewed-by: Gao Xiang <hsiangkao@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
zero-sugar-mainline-defconfig
Darrick J. Wong 2020-08-24 11:58:01 -07:00
parent 4ea1ff3b49
commit 06dbf82b04
3 changed files with 29 additions and 0 deletions
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2
fs/xfs/xfs_qm.c
View File

@ -670,6 +670,8 @@ xfs_qm_init_quotainfo(
qinf->qi_expiry_min = XFS_DQ_LEGACY_EXPIRY_MIN;
qinf->qi_expiry_max = XFS_DQ_LEGACY_EXPIRY_MAX;
}
trace_xfs_quota_expiry_range(mp, qinf->qi_expiry_min,
qinf->qi_expiry_max);
mp->m_qflags |= (mp->m_sb.sb_qflags & XFS_ALL_QUOTA_CHKD);

1
fs/xfs/xfs_super.c
View File

@ -1491,6 +1491,7 @@ xfs_fc_fill_super(
sb->s_time_min = XFS_LEGACY_TIME_MIN;
sb->s_time_max = XFS_LEGACY_TIME_MAX;
}
trace_xfs_inode_timestamp_range(mp, sb->s_time_min, sb->s_time_max);
sb->s_iflags |= SB_I_CGROUPWB;
set_posix_acl_flag(sb);

26
fs/xfs/xfs_trace.h
View File

@ -3843,6 +3843,32 @@ TRACE_EVENT(xfs_btree_bload_block,
__entry->nr_records)
)
DECLARE_EVENT_CLASS(xfs_timestamp_range_class,
TP_PROTO(struct xfs_mount *mp, time64_t min, time64_t max),
TP_ARGS(mp, min, max),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(long long, min)
__field(long long, max)
),
TP_fast_assign(
__entry->dev = mp->m_super->s_dev;
__entry->min = min;
__entry->max = max;
),
TP_printk("dev %d:%d min %lld max %lld",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->min,
__entry->max)
)
#define DEFINE_TIMESTAMP_RANGE_EVENT(name) \
DEFINE_EVENT(xfs_timestamp_range_class, name, \
TP_PROTO(struct xfs_mount *mp, long long min, long long max), \
TP_ARGS(mp, min, max))
DEFINE_TIMESTAMP_RANGE_EVENT(xfs_inode_timestamp_range);
DEFINE_TIMESTAMP_RANGE_EVENT(xfs_quota_expiry_range);
#endif /* _TRACE_XFS_H */
#undef TRACE_INCLUDE_PATH