xfs: add tracepoints for the deferred ops mechanism
Add tracepoints for the internals of the deferred ops mechanism and tracepoint classes for clients of the dops, to make debugging easier. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Darrick J. Wong
committed by
Dave Chinner
Dave Chinner
parent
4e0cc29b91
commit
3cd48abcc1
@@ -2222,6 +2222,204 @@ DEFINE_EVENT(xfs_btree_cur_class, name, \
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DEFINE_BTREE_CUR_EVENT(xfs_btree_updkeys);
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DEFINE_BTREE_CUR_EVENT(xfs_btree_overlapped_query_range);
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/* deferred ops */
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struct xfs_defer_pending;
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struct xfs_defer_intake;
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struct xfs_defer_ops;
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DECLARE_EVENT_CLASS(xfs_defer_class,
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TP_PROTO(struct xfs_mount *mp, struct xfs_defer_ops *dop),
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TP_ARGS(mp, dop),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(void *, dop)
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__field(bool, committed)
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__field(bool, low)
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),
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TP_fast_assign(
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__entry->dev = mp ? mp->m_super->s_dev : 0;
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__entry->dop = dop;
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__entry->committed = dop->dop_committed;
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__entry->low = dop->dop_low;
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),
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TP_printk("dev %d:%d ops %p committed %d low %d\n",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->dop,
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__entry->committed,
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__entry->low)
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)
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#define DEFINE_DEFER_EVENT(name) \
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DEFINE_EVENT(xfs_defer_class, name, \
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TP_PROTO(struct xfs_mount *mp, struct xfs_defer_ops *dop), \
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TP_ARGS(mp, dop))
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DECLARE_EVENT_CLASS(xfs_defer_error_class,
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TP_PROTO(struct xfs_mount *mp, struct xfs_defer_ops *dop, int error),
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TP_ARGS(mp, dop, error),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(void *, dop)
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__field(bool, committed)
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__field(bool, low)
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__field(int, error)
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),
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TP_fast_assign(
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__entry->dev = mp ? mp->m_super->s_dev : 0;
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__entry->dop = dop;
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__entry->committed = dop->dop_committed;
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__entry->low = dop->dop_low;
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__entry->error = error;
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),
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TP_printk("dev %d:%d ops %p committed %d low %d err %d\n",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->dop,
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__entry->committed,
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__entry->low,
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__entry->error)
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)
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#define DEFINE_DEFER_ERROR_EVENT(name) \
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DEFINE_EVENT(xfs_defer_error_class, name, \
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TP_PROTO(struct xfs_mount *mp, struct xfs_defer_ops *dop, int error), \
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TP_ARGS(mp, dop, error))
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DECLARE_EVENT_CLASS(xfs_defer_pending_class,
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TP_PROTO(struct xfs_mount *mp, struct xfs_defer_pending *dfp),
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TP_ARGS(mp, dfp),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(int, type)
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__field(void *, intent)
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__field(bool, committed)
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__field(int, nr)
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),
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TP_fast_assign(
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__entry->dev = mp ? mp->m_super->s_dev : 0;
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__entry->type = dfp->dfp_type->type;
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__entry->intent = dfp->dfp_intent;
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__entry->committed = dfp->dfp_committed;
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__entry->nr = dfp->dfp_count;
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),
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TP_printk("dev %d:%d optype %d intent %p committed %d nr %d\n",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->type,
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__entry->intent,
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__entry->committed,
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__entry->nr)
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)
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#define DEFINE_DEFER_PENDING_EVENT(name) \
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DEFINE_EVENT(xfs_defer_pending_class, name, \
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TP_PROTO(struct xfs_mount *mp, struct xfs_defer_pending *dfp), \
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TP_ARGS(mp, dfp))
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DECLARE_EVENT_CLASS(xfs_phys_extent_deferred_class,
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TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno,
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int type, xfs_agblock_t agbno, xfs_extlen_t len),
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TP_ARGS(mp, agno, type, agbno, len),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(xfs_agnumber_t, agno)
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__field(int, type)
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__field(xfs_agblock_t, agbno)
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__field(xfs_extlen_t, len)
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),
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TP_fast_assign(
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__entry->dev = mp->m_super->s_dev;
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__entry->agno = agno;
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__entry->type = type;
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__entry->agbno = agbno;
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__entry->len = len;
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),
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TP_printk("dev %d:%d op %d agno %u agbno %u len %u",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->type,
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__entry->agno,
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__entry->agbno,
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__entry->len)
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);
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#define DEFINE_PHYS_EXTENT_DEFERRED_EVENT(name) \
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DEFINE_EVENT(xfs_phys_extent_deferred_class, name, \
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TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \
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int type, \
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xfs_agblock_t bno, \
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xfs_extlen_t len), \
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TP_ARGS(mp, agno, type, bno, len))
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DECLARE_EVENT_CLASS(xfs_map_extent_deferred_class,
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TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno,
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int op,
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xfs_agblock_t agbno,
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xfs_ino_t ino,
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int whichfork,
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xfs_fileoff_t offset,
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xfs_filblks_t len,
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xfs_exntst_t state),
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TP_ARGS(mp, agno, op, agbno, ino, whichfork, offset, len, state),
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TP_STRUCT__entry(
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__field(dev_t, dev)
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__field(xfs_agnumber_t, agno)
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__field(xfs_ino_t, ino)
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__field(xfs_agblock_t, agbno)
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__field(int, whichfork)
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__field(xfs_fileoff_t, l_loff)
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__field(xfs_filblks_t, l_len)
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__field(xfs_exntst_t, l_state)
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__field(int, op)
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),
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TP_fast_assign(
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__entry->dev = mp->m_super->s_dev;
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__entry->agno = agno;
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__entry->ino = ino;
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__entry->agbno = agbno;
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__entry->whichfork = whichfork;
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__entry->l_loff = offset;
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__entry->l_len = len;
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__entry->l_state = state;
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__entry->op = op;
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),
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TP_printk("dev %d:%d op %d agno %u agbno %u owner %lld %s offset %llu len %llu state %d",
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MAJOR(__entry->dev), MINOR(__entry->dev),
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__entry->op,
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__entry->agno,
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__entry->agbno,
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__entry->ino,
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__entry->whichfork == XFS_ATTR_FORK ? "attr" : "data",
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__entry->l_loff,
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__entry->l_len,
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__entry->l_state)
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);
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#define DEFINE_MAP_EXTENT_DEFERRED_EVENT(name) \
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DEFINE_EVENT(xfs_map_extent_deferred_class, name, \
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TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, \
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int op, \
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xfs_agblock_t agbno, \
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xfs_ino_t ino, \
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int whichfork, \
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xfs_fileoff_t offset, \
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xfs_filblks_t len, \
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xfs_exntst_t state), \
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TP_ARGS(mp, agno, op, agbno, ino, whichfork, offset, len, state))
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DEFINE_DEFER_EVENT(xfs_defer_init);
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DEFINE_DEFER_EVENT(xfs_defer_cancel);
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DEFINE_DEFER_EVENT(xfs_defer_trans_roll);
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DEFINE_DEFER_EVENT(xfs_defer_trans_abort);
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DEFINE_DEFER_EVENT(xfs_defer_finish);
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DEFINE_DEFER_EVENT(xfs_defer_finish_done);
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DEFINE_DEFER_ERROR_EVENT(xfs_defer_trans_roll_error);
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DEFINE_DEFER_ERROR_EVENT(xfs_defer_finish_error);
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DEFINE_DEFER_ERROR_EVENT(xfs_defer_op_finish_error);
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DEFINE_DEFER_PENDING_EVENT(xfs_defer_intake_work);
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DEFINE_DEFER_PENDING_EVENT(xfs_defer_intake_cancel);
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DEFINE_DEFER_PENDING_EVENT(xfs_defer_pending_commit);
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DEFINE_DEFER_PENDING_EVENT(xfs_defer_pending_cancel);
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DEFINE_DEFER_PENDING_EVENT(xfs_defer_pending_finish);
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DEFINE_DEFER_PENDING_EVENT(xfs_defer_pending_abort);
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DEFINE_PHYS_EXTENT_DEFERRED_EVENT(xfs_defer_phys_extent);
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DEFINE_MAP_EXTENT_DEFERRED_EVENT(xfs_defer_map_extent);
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#endif /* _TRACE_XFS_H */
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#undef TRACE_INCLUDE_PATH
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