xfs: trace log intent item recovery failures
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>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 87886b7..1152c4b 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -2559,8 +2559,11 @@ 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_xlog_intent_recovery_failed(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 8695165..5a263ae 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -103,6 +103,24 @@ 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(xlog_intent_recovery_failed,
+ TP_PROTO(struct xfs_mount *mp, int error, void *function),
+ TP_ARGS(mp, error, function),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(int, error)
+ __field(void *, function)
+ ),
+ TP_fast_assign(
+ __entry->dev = mp->m_super->s_dev;
+ __entry->error = error;
+ __entry->function = function;
+ ),
+ TP_printk("dev %d:%d error %d function %pS",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->error, __entry->function)
+);
+
DECLARE_EVENT_CLASS(xfs_perag_class,
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, int refcount,
unsigned long caller_ip),