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-rw-r--r--fs/xfs/xfs_alloc.c5
-rw-r--r--fs/xfs/xfs_ialloc.c6
-rw-r--r--fs/xfs/xfs_trace.h25
3 files changed, 34 insertions, 2 deletions
diff --git a/fs/xfs/xfs_alloc.c b/fs/xfs/xfs_alloc.c
index bcf16528bac5..9eab2dfdcbb5 100644
--- a/fs/xfs/xfs_alloc.c
+++ b/fs/xfs/xfs_alloc.c
@@ -2294,6 +2294,8 @@ xfs_read_agf(
{
int error;
+ trace_xfs_read_agf(mp, agno);
+
ASSERT(agno != NULLAGNUMBER);
error = xfs_trans_read_buf(
mp, tp, mp->m_ddev_targp,
@@ -2324,8 +2326,9 @@ xfs_alloc_read_agf(
struct xfs_perag *pag; /* per allocation group data */
int error;
- ASSERT(agno != NULLAGNUMBER);
+ trace_xfs_alloc_read_agf(mp, agno);
+ ASSERT(agno != NULLAGNUMBER);
error = xfs_read_agf(mp, tp, agno,
(flags & XFS_ALLOC_FLAG_TRYLOCK) ? XBF_TRYLOCK : 0,
bpp);
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index 14d732f61a41..e87719c5bebe 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -40,6 +40,7 @@
#include "xfs_icreate_item.h"
#include "xfs_icache.h"
#include "xfs_dinode.h"
+#include "xfs_trace.h"
/*
@@ -1627,8 +1628,9 @@ xfs_read_agi(
{
int error;
- ASSERT(agno != NULLAGNUMBER);
+ trace_xfs_read_agi(mp, agno);
+ ASSERT(agno != NULLAGNUMBER);
error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp,
XFS_AG_DADDR(mp, agno, XFS_AGI_DADDR(mp)),
XFS_FSS_TO_BB(mp, 1), 0, bpp, &xfs_agi_buf_ops);
@@ -1651,6 +1653,8 @@ xfs_ialloc_read_agi(
struct xfs_perag *pag; /* per allocation group data */
int error;
+ trace_xfs_ialloc_read_agi(mp, agno);
+
error = xfs_read_agi(mp, tp, agno, bpp);
if (error)
return error;
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index f195476a037c..425dfa45b9a0 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -135,6 +135,31 @@ DEFINE_PERAG_REF_EVENT(xfs_perag_clear_reclaim);
DEFINE_PERAG_REF_EVENT(xfs_perag_set_eofblocks);
DEFINE_PERAG_REF_EVENT(xfs_perag_clear_eofblocks);
+DECLARE_EVENT_CLASS(xfs_ag_class,
+ TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno),
+ TP_ARGS(mp, agno),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(xfs_agnumber_t, agno)
+ ),
+ TP_fast_assign(
+ __entry->dev = mp->m_super->s_dev;
+ __entry->agno = agno;
+ ),
+ TP_printk("dev %d:%d agno %u",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->agno)
+);
+#define DEFINE_AG_EVENT(name) \
+DEFINE_EVENT(xfs_ag_class, name, \
+ TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno), \
+ TP_ARGS(mp, agno))
+
+DEFINE_AG_EVENT(xfs_read_agf);
+DEFINE_AG_EVENT(xfs_alloc_read_agf);
+DEFINE_AG_EVENT(xfs_read_agi);
+DEFINE_AG_EVENT(xfs_ialloc_read_agi);
+
TRACE_EVENT(xfs_attr_list_node_descend,
TP_PROTO(struct xfs_attr_list_context *ctx,
struct xfs_da_node_entry *btree),