xfs: create specialized classes for refcount tracepoints

The only user of the "ag" tracepoint event classes is the refcount
btree, so rename them to make that obvious and make them take the btree
cursor to simplify the arguments.  This will save us a lot of trouble
later on.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2024-07-02 11:23:05 -07:00
parent 7cf2663ff1
commit bb0efb0d0a
2 changed files with 48 additions and 37 deletions

View File

@ -51,7 +51,7 @@ xfs_refcount_lookup_le(
xfs_agblock_t bno,
int *stat)
{
trace_xfs_refcount_lookup(cur->bc_mp, cur->bc_ag.pag->pag_agno,
trace_xfs_refcount_lookup(cur,
xfs_refcount_encode_startblock(bno, domain),
XFS_LOOKUP_LE);
cur->bc_rec.rc.rc_startblock = bno;
@ -71,7 +71,7 @@ xfs_refcount_lookup_ge(
xfs_agblock_t bno,
int *stat)
{
trace_xfs_refcount_lookup(cur->bc_mp, cur->bc_ag.pag->pag_agno,
trace_xfs_refcount_lookup(cur,
xfs_refcount_encode_startblock(bno, domain),
XFS_LOOKUP_GE);
cur->bc_rec.rc.rc_startblock = bno;
@ -91,7 +91,7 @@ xfs_refcount_lookup_eq(
xfs_agblock_t bno,
int *stat)
{
trace_xfs_refcount_lookup(cur->bc_mp, cur->bc_ag.pag->pag_agno,
trace_xfs_refcount_lookup(cur,
xfs_refcount_encode_startblock(bno, domain),
XFS_LOOKUP_LE);
cur->bc_rec.rc.rc_startblock = bno;
@ -1262,11 +1262,9 @@ xfs_refcount_adjust(
int error;
if (adj == XFS_REFCOUNT_ADJUST_INCREASE)
trace_xfs_refcount_increase(cur->bc_mp,
cur->bc_ag.pag->pag_agno, *agbno, *aglen);
trace_xfs_refcount_increase(cur, *agbno, *aglen);
else
trace_xfs_refcount_decrease(cur->bc_mp,
cur->bc_ag.pag->pag_agno, *agbno, *aglen);
trace_xfs_refcount_decrease(cur, *agbno, *aglen);
/*
* Ensure that no rcextents cross the boundary of the adjustment range.
@ -1526,8 +1524,7 @@ xfs_refcount_find_shared(
int have;
int error;
trace_xfs_refcount_find_shared(cur->bc_mp, cur->bc_ag.pag->pag_agno,
agbno, aglen);
trace_xfs_refcount_find_shared(cur, agbno, aglen);
/* By default, skip the whole range */
*fbno = NULLAGBLOCK;
@ -1614,8 +1611,7 @@ xfs_refcount_find_shared(
}
done:
trace_xfs_refcount_find_shared_result(cur->bc_mp,
cur->bc_ag.pag->pag_agno, *fbno, *flen);
trace_xfs_refcount_find_shared_result(cur, *fbno, *flen);
out_error:
if (error)
@ -1833,8 +1829,7 @@ __xfs_refcount_cow_alloc(
xfs_agblock_t agbno,
xfs_extlen_t aglen)
{
trace_xfs_refcount_cow_increase(rcur->bc_mp, rcur->bc_ag.pag->pag_agno,
agbno, aglen);
trace_xfs_refcount_cow_increase(rcur, agbno, aglen);
/* Add refcount btree reservation */
return xfs_refcount_adjust_cow(rcur, agbno, aglen,
@ -1850,8 +1845,7 @@ __xfs_refcount_cow_free(
xfs_agblock_t agbno,
xfs_extlen_t aglen)
{
trace_xfs_refcount_cow_decrease(rcur->bc_mp, rcur->bc_ag.pag->pag_agno,
agbno, aglen);
trace_xfs_refcount_cow_decrease(rcur, agbno, aglen);
/* Remove refcount btree reservation */
return xfs_refcount_adjust_cow(rcur, agbno, aglen,

View File

@ -3176,17 +3176,41 @@ 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)
DECLARE_EVENT_CLASS(xfs_refcount_class,
TP_PROTO(struct xfs_btree_cur *cur, xfs_agblock_t agbno,
xfs_extlen_t len),
TP_ARGS(cur, agbno, len),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_agnumber_t, agno)
__field(xfs_agblock_t, agbno)
__field(xfs_extlen_t, len)
),
TP_fast_assign(
__entry->dev = cur->bc_mp->m_super->s_dev;
__entry->agno = cur->bc_ag.pag->pag_agno;
__entry->agbno = agbno;
__entry->len = len;
),
TP_printk("dev %d:%d agno 0x%x agbno 0x%x fsbcount 0x%x",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->agno,
__entry->agbno,
__entry->len)
);
#define DEFINE_REFCOUNT_EVENT(name) \
DEFINE_EVENT(xfs_refcount_class, name, \
TP_PROTO(struct xfs_btree_cur *cur, xfs_agblock_t agbno, \
xfs_extlen_t len), \
TP_ARGS(cur, agbno, len))
/* ag btree lookup tracepoint class */
TRACE_DEFINE_ENUM(XFS_LOOKUP_EQi);
TRACE_DEFINE_ENUM(XFS_LOOKUP_LEi);
TRACE_DEFINE_ENUM(XFS_LOOKUP_GEi);
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),
TRACE_EVENT(xfs_refcount_lookup,
TP_PROTO(struct xfs_btree_cur *cur, xfs_agblock_t agbno,
xfs_lookup_t dir),
TP_ARGS(cur, agbno, dir),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_agnumber_t, agno)
@ -3194,8 +3218,8 @@ DECLARE_EVENT_CLASS(xfs_ag_btree_lookup_class,
__field(xfs_lookup_t, dir)
),
TP_fast_assign(
__entry->dev = mp->m_super->s_dev;
__entry->agno = agno;
__entry->dev = cur->bc_mp->m_super->s_dev;
__entry->agno = cur->bc_ag.pag->pag_agno;
__entry->agbno = agbno;
__entry->dir = dir;
),
@ -3207,12 +3231,6 @@ DECLARE_EVENT_CLASS(xfs_ag_btree_lookup_class,
__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,
@ -3456,7 +3474,6 @@ DEFINE_EVENT(xfs_refcount_triple_extent_class, name, \
TP_ARGS(mp, agno, i1, i2, i3))
/* refcount btree tracepoints */
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);
@ -3466,10 +3483,10 @@ DEFINE_BTREE_ERROR_EVENT(xfs_refcount_delete_error);
DEFINE_BTREE_ERROR_EVENT(xfs_refcount_update_error);
/* refcount adjustment tracepoints */
DEFINE_AG_EXTENT_EVENT(xfs_refcount_increase);
DEFINE_AG_EXTENT_EVENT(xfs_refcount_decrease);
DEFINE_AG_EXTENT_EVENT(xfs_refcount_cow_increase);
DEFINE_AG_EXTENT_EVENT(xfs_refcount_cow_decrease);
DEFINE_REFCOUNT_EVENT(xfs_refcount_increase);
DEFINE_REFCOUNT_EVENT(xfs_refcount_decrease);
DEFINE_REFCOUNT_EVENT(xfs_refcount_cow_increase);
DEFINE_REFCOUNT_EVENT(xfs_refcount_cow_decrease);
DEFINE_REFCOUNT_TRIPLE_EXTENT_EVENT(xfs_refcount_merge_center_extents);
DEFINE_REFCOUNT_EXTENT_EVENT(xfs_refcount_modify_extent);
DEFINE_REFCOUNT_EXTENT_EVENT(xfs_refcount_recover_extent);
@ -3489,8 +3506,8 @@ DEFINE_BTREE_ERROR_EVENT(xfs_refcount_find_left_extent_error);
DEFINE_BTREE_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_REFCOUNT_EVENT(xfs_refcount_find_shared);
DEFINE_REFCOUNT_EVENT(xfs_refcount_find_shared_result);
DEFINE_BTREE_ERROR_EVENT(xfs_refcount_find_shared_error);
DECLARE_EVENT_CLASS(xfs_refcount_deferred_class,