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authorDarrick J. Wong <darrick.wong@oracle.com>2020-10-25 17:16:17 -0700
committerDarrick J. Wong <darrick.wong@oracle.com>2020-10-26 18:32:35 -0700
commit094efda26d6abffe340cb5e98cbf0b91c827a846 (patch)
treed126b503e2c87e2890e2c1ad04cb4c0736ed18fc
parent9a9d4c9e55072c8188537e18ba3e0888546e534e (diff)
xfs: trace log intent item recovery failuresfix-recovered-log-intent-validation_2020-10-26
Add a trace point so that we can capture when a recovered log intent item fails to recover. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
-rw-r--r--fs/xfs/xfs_log_recover.c5
-rw-r--r--fs/xfs/xfs_trace.h19
2 files changed, 23 insertions, 1 deletions
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index f610b9aa4655..4919817cd909 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -2590,8 +2590,11 @@ xlog_recover_process_intents(
spin_unlock(&ailp->ail_lock);
error = lip->li_ops->iop_recover(lip, &capture_list);
spin_lock(&ailp->ail_lock);
- if (error)
+ if (error) {
+ trace_xfs_error_return(log->l_mp, error,
+ lip->li_ops->iop_recover);
break;
+ }
}
xfs_trans_ail_cursor_done(&cur);
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index 08b288b38fbc..f2a8f370d7cb 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -107,6 +107,25 @@ DEFINE_ATTR_LIST_EVENT(xfs_attr_list_notfound);
DEFINE_ATTR_LIST_EVENT(xfs_attr_leaf_list);
DEFINE_ATTR_LIST_EVENT(xfs_attr_node_list);
+TRACE_EVENT(xfs_error_return,
+ TP_PROTO(struct xfs_mount *mp, int error, void *caller_ip),
+ TP_ARGS(mp, error, caller_ip),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(int, error)
+ __field(void *, caller_ip)
+ ),
+ TP_fast_assign(
+ __entry->dev = mp->m_super->s_dev;
+ __entry->error = error;
+ __entry->caller_ip = caller_ip;
+ ),
+ TP_printk("dev %d:%d error %d caller %pS",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->error, __entry->caller_ip)
+
+);
+
DECLARE_EVENT_CLASS(xfs_perag_class,
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, int refcount,
unsigned long caller_ip),