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Commit c75c752d authored by Darrick J. Wong's avatar Darrick J. Wong
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xfs: define tracepoints for refcount btree activities 

Define all the tracepoints we need to inspect the refcount btree
runtime operation.
Signed-off-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
parent 9cdafd8a
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fs/xfs/xfs_trace.h
View file @ c75c752d
......@@ -40,6 +40,16 @@ struct xfs_inode_log_format;
struct xfs_bmbt_irec;
struct xfs_btree_cur;
#ifndef XFS_REFCOUNT_IREC_PLACEHOLDER
#define XFS_REFCOUNT_IREC_PLACEHOLDER
/* Placeholder definition to avoid breaking bisectability. */
struct xfs_refcount_irec {
xfs_agblock_t rc_startblock; /* starting block number */
xfs_extlen_t rc_blockcount; /* count of free blocks */
xfs_nlink_t rc_refcount; /* number of inodes linked here */
};
#endif
DECLARE_EVENT_CLASS(xfs_attr_list_class,
TP_PROTO(struct xfs_attr_list_context *ctx),
TP_ARGS(ctx),
......@@ -2640,6 +2650,297 @@ 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);
/* refcount tracepoint classes */
/* reuse the discard trace class for agbno/aglen-based traces */
#define DEFINE_AG_EXTENT_EVENT(name) DEFINE_DISCARD_EVENT(name)
/* ag btree lookup tracepoint class */
#define XFS_AG_BTREE_CMP_FORMAT_STR \
{ XFS_LOOKUP_EQ, "eq" }, \
{ XFS_LOOKUP_LE, "le" }, \
{ XFS_LOOKUP_GE, "ge" }
DECLARE_EVENT_CLASS(xfs_ag_btree_lookup_class,
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno,
xfs_agblock_t agbno, xfs_lookup_t dir),
TP_ARGS(mp, agno, agbno, dir),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_agnumber_t, agno)
__field(xfs_agblock_t, agbno)
__field(xfs_lookup_t, dir)
),
TP_fast_assign(
__entry->dev = mp->m_super->s_dev;
__entry->agno = agno;
__entry->agbno = agbno;
__entry->dir = dir;
),
TP_printk("dev %d:%d agno %u agbno %u cmp %s(%d)\n",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->agno,
__entry->agbno,
__print_symbolic(__entry->dir, XFS_AG_BTREE_CMP_FORMAT_STR),
__entry->dir)
)
#define DEFINE_AG_BTREE_LOOKUP_EVENT(name) \
DEFINE_EVENT(xfs_ag_btree_lookup_class, name, \
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \
xfs_agblock_t agbno, xfs_lookup_t dir), \
TP_ARGS(mp, agno, agbno, dir))
/* single-rcext tracepoint class */
DECLARE_EVENT_CLASS(xfs_refcount_extent_class,
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno,
struct xfs_refcount_irec *irec),
TP_ARGS(mp, agno, irec),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_agnumber_t, agno)
__field(xfs_agblock_t, startblock)
__field(xfs_extlen_t, blockcount)
__field(xfs_nlink_t, refcount)
),
TP_fast_assign(
__entry->dev = mp->m_super->s_dev;
__entry->agno = agno;
__entry->startblock = irec->rc_startblock;
__entry->blockcount = irec->rc_blockcount;
__entry->refcount = irec->rc_refcount;
),
TP_printk("dev %d:%d agno %u agbno %u len %u refcount %u\n",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->agno,
__entry->startblock,
__entry->blockcount,
__entry->refcount)
)
#define DEFINE_REFCOUNT_EXTENT_EVENT(name) \
DEFINE_EVENT(xfs_refcount_extent_class, name, \
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \
struct xfs_refcount_irec *irec), \
TP_ARGS(mp, agno, irec))
/* single-rcext and an agbno tracepoint class */
DECLARE_EVENT_CLASS(xfs_refcount_extent_at_class,
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno,
struct xfs_refcount_irec *irec, xfs_agblock_t agbno),
TP_ARGS(mp, agno, irec, agbno),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_agnumber_t, agno)
__field(xfs_agblock_t, startblock)
__field(xfs_extlen_t, blockcount)
__field(xfs_nlink_t, refcount)
__field(xfs_agblock_t, agbno)
),
TP_fast_assign(
__entry->dev = mp->m_super->s_dev;
__entry->agno = agno;
__entry->startblock = irec->rc_startblock;
__entry->blockcount = irec->rc_blockcount;
__entry->refcount = irec->rc_refcount;
__entry->agbno = agbno;
),
TP_printk("dev %d:%d agno %u agbno %u len %u refcount %u @ agbno %u\n",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->agno,
__entry->startblock,
__entry->blockcount,
__entry->refcount,
__entry->agbno)
)
#define DEFINE_REFCOUNT_EXTENT_AT_EVENT(name) \
DEFINE_EVENT(xfs_refcount_extent_at_class, name, \
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \
struct xfs_refcount_irec *irec, xfs_agblock_t agbno), \
TP_ARGS(mp, agno, irec, agbno))
/* double-rcext tracepoint class */
DECLARE_EVENT_CLASS(xfs_refcount_double_extent_class,
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno,
struct xfs_refcount_irec *i1, struct xfs_refcount_irec *i2),
TP_ARGS(mp, agno, i1, i2),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_agnumber_t, agno)
__field(xfs_agblock_t, i1_startblock)
__field(xfs_extlen_t, i1_blockcount)
__field(xfs_nlink_t, i1_refcount)
__field(xfs_agblock_t, i2_startblock)
__field(xfs_extlen_t, i2_blockcount)
__field(xfs_nlink_t, i2_refcount)
),
TP_fast_assign(
__entry->dev = mp->m_super->s_dev;
__entry->agno = agno;
__entry->i1_startblock = i1->rc_startblock;
__entry->i1_blockcount = i1->rc_blockcount;
__entry->i1_refcount = i1->rc_refcount;
__entry->i2_startblock = i2->rc_startblock;
__entry->i2_blockcount = i2->rc_blockcount;
__entry->i2_refcount = i2->rc_refcount;
),
TP_printk("dev %d:%d agno %u agbno %u len %u refcount %u -- "
"agbno %u len %u refcount %u\n",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->agno,
__entry->i1_startblock,
__entry->i1_blockcount,
__entry->i1_refcount,
__entry->i2_startblock,
__entry->i2_blockcount,
__entry->i2_refcount)
)
#define DEFINE_REFCOUNT_DOUBLE_EXTENT_EVENT(name) \
DEFINE_EVENT(xfs_refcount_double_extent_class, name, \
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \
struct xfs_refcount_irec *i1, struct xfs_refcount_irec *i2), \
TP_ARGS(mp, agno, i1, i2))
/* double-rcext and an agbno tracepoint class */
DECLARE_EVENT_CLASS(xfs_refcount_double_extent_at_class,
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno,
struct xfs_refcount_irec *i1, struct xfs_refcount_irec *i2,
xfs_agblock_t agbno),
TP_ARGS(mp, agno, i1, i2, agbno),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_agnumber_t, agno)
__field(xfs_agblock_t, i1_startblock)
__field(xfs_extlen_t, i1_blockcount)
__field(xfs_nlink_t, i1_refcount)
__field(xfs_agblock_t, i2_startblock)
__field(xfs_extlen_t, i2_blockcount)
__field(xfs_nlink_t, i2_refcount)
__field(xfs_agblock_t, agbno)
),
TP_fast_assign(
__entry->dev = mp->m_super->s_dev;
__entry->agno = agno;
__entry->i1_startblock = i1->rc_startblock;
__entry->i1_blockcount = i1->rc_blockcount;
__entry->i1_refcount = i1->rc_refcount;
__entry->i2_startblock = i2->rc_startblock;
__entry->i2_blockcount = i2->rc_blockcount;
__entry->i2_refcount = i2->rc_refcount;
__entry->agbno = agbno;
),
TP_printk("dev %d:%d agno %u agbno %u len %u refcount %u -- "
"agbno %u len %u refcount %u @ agbno %u\n",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->agno,
__entry->i1_startblock,
__entry->i1_blockcount,
__entry->i1_refcount,
__entry->i2_startblock,
__entry->i2_blockcount,
__entry->i2_refcount,
__entry->agbno)
)
#define DEFINE_REFCOUNT_DOUBLE_EXTENT_AT_EVENT(name) \
DEFINE_EVENT(xfs_refcount_double_extent_at_class, name, \
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \
struct xfs_refcount_irec *i1, struct xfs_refcount_irec *i2, \
xfs_agblock_t agbno), \
TP_ARGS(mp, agno, i1, i2, agbno))
/* triple-rcext tracepoint class */
DECLARE_EVENT_CLASS(xfs_refcount_triple_extent_class,
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno,
struct xfs_refcount_irec *i1, struct xfs_refcount_irec *i2,
struct xfs_refcount_irec *i3),
TP_ARGS(mp, agno, i1, i2, i3),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_agnumber_t, agno)
__field(xfs_agblock_t, i1_startblock)
__field(xfs_extlen_t, i1_blockcount)
__field(xfs_nlink_t, i1_refcount)
__field(xfs_agblock_t, i2_startblock)
__field(xfs_extlen_t, i2_blockcount)
__field(xfs_nlink_t, i2_refcount)
__field(xfs_agblock_t, i3_startblock)
__field(xfs_extlen_t, i3_blockcount)
__field(xfs_nlink_t, i3_refcount)
),
TP_fast_assign(
__entry->dev = mp->m_super->s_dev;
__entry->agno = agno;
__entry->i1_startblock = i1->rc_startblock;
__entry->i1_blockcount = i1->rc_blockcount;
__entry->i1_refcount = i1->rc_refcount;
__entry->i2_startblock = i2->rc_startblock;
__entry->i2_blockcount = i2->rc_blockcount;
__entry->i2_refcount = i2->rc_refcount;
__entry->i3_startblock = i3->rc_startblock;
__entry->i3_blockcount = i3->rc_blockcount;
__entry->i3_refcount = i3->rc_refcount;
),
TP_printk("dev %d:%d agno %u agbno %u len %u refcount %u -- "
"agbno %u len %u refcount %u -- "
"agbno %u len %u refcount %u\n",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->agno,
__entry->i1_startblock,
__entry->i1_blockcount,
__entry->i1_refcount,
__entry->i2_startblock,
__entry->i2_blockcount,
__entry->i2_refcount,
__entry->i3_startblock,
__entry->i3_blockcount,
__entry->i3_refcount)
);
#define DEFINE_REFCOUNT_TRIPLE_EXTENT_EVENT(name) \
DEFINE_EVENT(xfs_refcount_triple_extent_class, name, \
TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \
struct xfs_refcount_irec *i1, struct xfs_refcount_irec *i2, \
struct xfs_refcount_irec *i3), \
TP_ARGS(mp, agno, i1, i2, i3))
/* refcount btree tracepoints */
DEFINE_BUSY_EVENT(xfs_refcountbt_alloc_block);
DEFINE_BUSY_EVENT(xfs_refcountbt_free_block);
DEFINE_AG_BTREE_LOOKUP_EVENT(xfs_refcount_lookup);
DEFINE_REFCOUNT_EXTENT_EVENT(xfs_refcount_get);
DEFINE_REFCOUNT_EXTENT_EVENT(xfs_refcount_update);
DEFINE_REFCOUNT_EXTENT_EVENT(xfs_refcount_insert);
DEFINE_REFCOUNT_EXTENT_EVENT(xfs_refcount_delete);
DEFINE_AG_ERROR_EVENT(xfs_refcount_insert_error);
DEFINE_AG_ERROR_EVENT(xfs_refcount_delete_error);
DEFINE_AG_ERROR_EVENT(xfs_refcount_update_error);
/* refcount adjustment tracepoints */
DEFINE_AG_EXTENT_EVENT(xfs_refcount_increase);
DEFINE_AG_EXTENT_EVENT(xfs_refcount_decrease);
DEFINE_REFCOUNT_TRIPLE_EXTENT_EVENT(xfs_refcount_merge_center_extents);
DEFINE_REFCOUNT_EXTENT_EVENT(xfs_refcount_modify_extent);
DEFINE_REFCOUNT_EXTENT_AT_EVENT(xfs_refcount_split_extent);
DEFINE_REFCOUNT_DOUBLE_EXTENT_EVENT(xfs_refcount_merge_left_extent);
DEFINE_REFCOUNT_DOUBLE_EXTENT_EVENT(xfs_refcount_merge_right_extent);
DEFINE_REFCOUNT_DOUBLE_EXTENT_AT_EVENT(xfs_refcount_find_left_extent);
DEFINE_REFCOUNT_DOUBLE_EXTENT_AT_EVENT(xfs_refcount_find_right_extent);
DEFINE_AG_ERROR_EVENT(xfs_refcount_adjust_error);
DEFINE_AG_ERROR_EVENT(xfs_refcount_merge_center_extents_error);
DEFINE_AG_ERROR_EVENT(xfs_refcount_modify_extent_error);
DEFINE_AG_ERROR_EVENT(xfs_refcount_split_extent_error);
DEFINE_AG_ERROR_EVENT(xfs_refcount_merge_left_extent_error);
DEFINE_AG_ERROR_EVENT(xfs_refcount_merge_right_extent_error);
DEFINE_AG_ERROR_EVENT(xfs_refcount_find_left_extent_error);
DEFINE_AG_ERROR_EVENT(xfs_refcount_find_right_extent_error);
/* reflink helpers */
DEFINE_AG_EXTENT_EVENT(xfs_refcount_find_shared);
DEFINE_AG_EXTENT_EVENT(xfs_refcount_find_shared_result);
DEFINE_AG_ERROR_EVENT(xfs_refcount_find_shared_error);
#endif /* _TRACE_XFS_H */
#undef TRACE_INCLUDE_PATH
......
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