On 8/26/20 3:06 PM, Darrick J. Wong wrote:
From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
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@xxxxxxxxxx>
Looks ok
Reviewed-by: Allison Collins <allison.henderson@xxxxxxxxxx>
---
fs/xfs/xfs_qm.c | 2 ++
fs/xfs/xfs_super.c | 1 +
fs/xfs/xfs_trace.h | 26 ++++++++++++++++++++++++++
3 files changed, 29 insertions(+)
diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
index 259588a4227d..3f82e0c92c2d 100644
--- a/fs/xfs/xfs_qm.c
+++ b/fs/xfs/xfs_qm.c
@@ -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);
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 58be2220ae05..8230c902a813 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -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);
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index abb1d859f226..a3a35a2d8ed9 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -3844,6 +3844,32 @@ 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
