1 files changed, 65 insertions, 10 deletions

diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index d303a665dba9..c2a875fcf26e 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -1570,14 +1570,15 @@ TRACE_EVENT(xfs_agf,
 
 TRACE_EVENT(xfs_free_extent,
 	TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t agbno,
-		 xfs_extlen_t len, bool isfl, int haveleft, int haveright),
-	TP_ARGS(mp, agno, agbno, len, isfl, haveleft, haveright),
+		 xfs_extlen_t len, enum xfs_ag_resv_type resv, int haveleft,
+		 int haveright),
+	TP_ARGS(mp, agno, agbno, len, resv, haveleft, haveright),
 	TP_STRUCT__entry(
 		__field(dev_t, dev)
 		__field(xfs_agnumber_t, agno)
 		__field(xfs_agblock_t, agbno)
 		__field(xfs_extlen_t, len)
-		__field(int, isfl)
+		__field(int, resv)
 		__field(int, haveleft)
 		__field(int, haveright)
 	),
@@ -1586,16 +1587,16 @@ TRACE_EVENT(xfs_free_extent,
 		__entry->agno = agno;
 		__entry->agbno = agbno;
 		__entry->len = len;
-		__entry->isfl = isfl;
+		__entry->resv = resv;
 		__entry->haveleft = haveleft;
 		__entry->haveright = haveright;
 	),
-	TP_printk("dev %d:%d agno %u agbno %u len %u isfl %d %s",
+	TP_printk("dev %d:%d agno %u agbno %u len %u resv %d %s",
 		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  __entry->agno,
 		  __entry->agbno,
 		  __entry->len,
-		  __entry->isfl,
+		  __entry->resv,
 		  __entry->haveleft ?
 			(__entry->haveright ? "both" : "left") :
 			(__entry->haveright ? "right" : "none"))
@@ -1622,7 +1623,7 @@ DECLARE_EVENT_CLASS(xfs_alloc_class,
 		__field(short, otype)
 		__field(char, wasdel)
 		__field(char, wasfromfl)
-		__field(char, isfl)
+		__field(int, resv)
 		__field(char, userdata)
 		__field(xfs_fsblock_t, firstblock)
 	),
@@ -1643,13 +1644,13 @@ DECLARE_EVENT_CLASS(xfs_alloc_class,
 		__entry->otype = args->otype;
 		__entry->wasdel = args->wasdel;
 		__entry->wasfromfl = args->wasfromfl;
-		__entry->isfl = args->isfl;
+		__entry->resv = args->resv;
 		__entry->userdata = args->userdata;
 		__entry->firstblock = args->firstblock;
 	),
 	TP_printk("dev %d:%d agno %u agbno %u minlen %u maxlen %u mod %u "
 		  "prod %u minleft %u total %u alignment %u minalignslop %u "
-		  "len %u type %s otype %s wasdel %d wasfromfl %d isfl %d "
+		  "len %u type %s otype %s wasdel %d wasfromfl %d resv %d "
 		  "userdata %d firstblock 0x%llx",
 		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  __entry->agno,
@@ -1667,7 +1668,7 @@ DECLARE_EVENT_CLASS(xfs_alloc_class,
 		  __print_symbolic(__entry->otype, XFS_ALLOC_TYPES),
 		  __entry->wasdel,
 		  __entry->wasfromfl,
-		  __entry->isfl,
+		  __entry->resv,
 		  __entry->userdata,
 		  (unsigned long long)__entry->firstblock)
 )
@@ -2558,6 +2559,60 @@ DEFINE_RMAPBT_EVENT(xfs_rmap_lookup_le_range_result);
 DEFINE_RMAPBT_EVENT(xfs_rmap_find_right_neighbor_result);
 DEFINE_RMAPBT_EVENT(xfs_rmap_find_left_neighbor_result);
 
+/* per-AG reservation */
+DECLARE_EVENT_CLASS(xfs_ag_resv_class,
+	TP_PROTO(struct xfs_perag *pag, enum xfs_ag_resv_type resv,
+		 xfs_extlen_t len),
+	TP_ARGS(pag, resv, len),
+	TP_STRUCT__entry(
+		__field(dev_t, dev)
+		__field(xfs_agnumber_t, agno)
+		__field(int, resv)
+		__field(xfs_extlen_t, freeblks)
+		__field(xfs_extlen_t, flcount)
+		__field(xfs_extlen_t, reserved)
+		__field(xfs_extlen_t, asked)
+		__field(xfs_extlen_t, len)
+	),
+	TP_fast_assign(
+		struct xfs_ag_resv	*r = xfs_perag_resv(pag, resv);
+
+		__entry->dev = pag->pag_mount->m_super->s_dev;
+		__entry->agno = pag->pag_agno;
+		__entry->resv = resv;
+		__entry->freeblks = pag->pagf_freeblks;
+		__entry->flcount = pag->pagf_flcount;
+		__entry->reserved = r ? r->ar_reserved : 0;
+		__entry->asked = r ? r->ar_asked : 0;
+		__entry->len = len;
+	),
+	TP_printk("dev %d:%d agno %u resv %d freeblks %u flcount %u resv %u ask %u len %u\n",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  __entry->agno,
+		  __entry->resv,
+		  __entry->freeblks,
+		  __entry->flcount,
+		  __entry->reserved,
+		  __entry->asked,
+		  __entry->len)
+)
+#define DEFINE_AG_RESV_EVENT(name) \
+DEFINE_EVENT(xfs_ag_resv_class, name, \
+	TP_PROTO(struct xfs_perag *pag, enum xfs_ag_resv_type type, \
+		 xfs_extlen_t len), \
+	TP_ARGS(pag, type, len))
+
+/* per-AG reservation tracepoints */
+DEFINE_AG_RESV_EVENT(xfs_ag_resv_init);
+DEFINE_AG_RESV_EVENT(xfs_ag_resv_free);
+DEFINE_AG_RESV_EVENT(xfs_ag_resv_alloc_extent);
+DEFINE_AG_RESV_EVENT(xfs_ag_resv_free_extent);
+DEFINE_AG_RESV_EVENT(xfs_ag_resv_critical);
+DEFINE_AG_RESV_EVENT(xfs_ag_resv_needed);
+
+DEFINE_AG_ERROR_EVENT(xfs_ag_resv_free_error);
+DEFINE_AG_ERROR_EVENT(xfs_ag_resv_init_error);
+
 #endif /* _TRACE_XFS_H */
 
 #undef TRACE_INCLUDE_PATH