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xfs: adder caller IP to xfs_defer* tracepoints

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So it's clear in the trace where they are being called from.

Signed-Off-By: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Dave Chinner
2018-05-09 07:48:52 -07:00
committed by Darrick J. Wong
parent ba18781b91
commit e632a5690c
2 changed files with 17 additions and 12 deletions
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17
fs/xfs/xfs_trace.h
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@@ -2246,30 +2246,35 @@ struct xfs_defer_pending;
struct xfs_defer_ops;
DECLARE_EVENT_CLASS(xfs_defer_class,
TP_PROTO(struct xfs_mount *mp, struct xfs_defer_ops *dop),
TP_ARGS(mp, dop),
TP_PROTO(struct xfs_mount *mp, struct xfs_defer_ops *dop,
unsigned long caller_ip),
TP_ARGS(mp, dop, caller_ip),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(void *, dop)
__field(char, committed)
__field(char, low)
__field(unsigned long, caller_ip)
),
TP_fast_assign(
__entry->dev = mp ? mp->m_super->s_dev : 0;
__entry->dop = dop;
__entry->committed = dop->dop_committed;
__entry->low = dop->dop_low;
__entry->caller_ip = caller_ip;
),
TP_printk("dev %d:%d ops %p committed %d low %d",
TP_printk("dev %d:%d ops %p committed %d low %d, caller %pS",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->dop,
__entry->committed,
__entry->low)
__entry->low,
(char *)__entry->caller_ip)
)
#define DEFINE_DEFER_EVENT(name) \
DEFINE_EVENT(xfs_defer_class, name, \
TP_PROTO(struct xfs_mount *mp, struct xfs_defer_ops *dop), \
TP_ARGS(mp, dop))
TP_PROTO(struct xfs_mount *mp, struct xfs_defer_ops *dop, \
unsigned long caller_ip), \
TP_ARGS(mp, dop, caller_ip))
DECLARE_EVENT_CLASS(xfs_defer_error_class,
TP_PROTO(struct xfs_mount *mp, struct xfs_defer_ops *dop, int error),