xfs_agnumber_t agno)
{
struct xfs_perag *pag;
- int ref = 0;
rcu_read_lock();
pag = radix_tree_lookup(&mp->m_perag_tree, agno);
if (pag) {
+ trace_xfs_perag_get(pag, _RET_IP_);
ASSERT(atomic_read(&pag->pag_ref) >= 0);
- ref = atomic_inc_return(&pag->pag_ref);
+ atomic_inc(&pag->pag_ref);
}
rcu_read_unlock();
- trace_xfs_perag_get(mp, agno, ref, _RET_IP_);
return pag;
}
{
struct xfs_perag *pag;
int found;
- int ref;
rcu_read_lock();
found = radix_tree_gang_lookup_tag(&mp->m_perag_tree,
rcu_read_unlock();
return NULL;
}
- ref = atomic_inc_return(&pag->pag_ref);
+ trace_xfs_perag_get_tag(pag, _RET_IP_);
+ atomic_inc(&pag->pag_ref);
rcu_read_unlock();
- trace_xfs_perag_get_tag(mp, pag->pag_agno, ref, _RET_IP_);
return pag;
}
xfs_perag_put(
struct xfs_perag *pag)
{
- int ref;
-
+ trace_xfs_perag_put(pag, _RET_IP_);
ASSERT(atomic_read(&pag->pag_ref) > 0);
- ref = atomic_dec_return(&pag->pag_ref);
- trace_xfs_perag_put(pag->pag_mount, pag->pag_agno, ref, _RET_IP_);
+ atomic_dec(&pag->pag_ref);
}
/*
rcu_read_lock();
pag = radix_tree_lookup(&mp->m_perag_tree, agno);
if (pag) {
- trace_xfs_perag_grab(mp, pag->pag_agno,
- atomic_read(&pag->pag_active_ref), _RET_IP_);
+ trace_xfs_perag_grab(pag, _RET_IP_);
if (!atomic_inc_not_zero(&pag->pag_active_ref))
pag = NULL;
}
rcu_read_unlock();
return NULL;
}
- trace_xfs_perag_grab_tag(mp, pag->pag_agno,
- atomic_read(&pag->pag_active_ref), _RET_IP_);
+ trace_xfs_perag_grab_tag(pag, _RET_IP_);
if (!atomic_inc_not_zero(&pag->pag_active_ref))
pag = NULL;
rcu_read_unlock();
xfs_perag_rele(
struct xfs_perag *pag)
{
- trace_xfs_perag_rele(pag->pag_mount, pag->pag_agno,
- atomic_read(&pag->pag_active_ref), _RET_IP_);
+ trace_xfs_perag_rele(pag, _RET_IP_);
if (atomic_dec_and_test(&pag->pag_active_ref))
wake_up(&pag->pag_active_wq);
}
break;
}
- trace_xfs_perag_set_inode_tag(mp, pag->pag_agno, tag, _RET_IP_);
+ trace_xfs_perag_set_inode_tag(pag, _RET_IP_);
}
/* Clear a tag on both the AG incore inode tree and the AG radix tree. */
radix_tree_tag_clear(&mp->m_perag_tree, pag->pag_agno, tag);
spin_unlock(&mp->m_perag_lock);
- trace_xfs_perag_clear_inode_tag(mp, pag->pag_agno, tag, _RET_IP_);
+ trace_xfs_perag_clear_inode_tag(pag, _RET_IP_);
}
/*
);
DECLARE_EVENT_CLASS(xfs_perag_class,
- TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, int refcount,
- unsigned long caller_ip),
- TP_ARGS(mp, agno, refcount, caller_ip),
+ TP_PROTO(struct xfs_perag *pag, unsigned long caller_ip),
+ TP_ARGS(pag, caller_ip),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_agnumber_t, agno)
__field(int, refcount)
+ __field(int, active_refcount)
__field(unsigned long, caller_ip)
),
TP_fast_assign(
- __entry->dev = mp->m_super->s_dev;
- __entry->agno = agno;
- __entry->refcount = refcount;
+ __entry->dev = pag->pag_mount->m_super->s_dev;
+ __entry->agno = pag->pag_agno;
+ __entry->refcount = atomic_read(&pag->pag_ref);
+ __entry->active_refcount = atomic_read(&pag->pag_active_ref);
__entry->caller_ip = caller_ip;
),
- TP_printk("dev %d:%d agno 0x%x refcount %d caller %pS",
+ TP_printk("dev %d:%d agno 0x%x passive refs %d active refs %d caller %pS",
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->agno,
__entry->refcount,
+ __entry->active_refcount,
(char *)__entry->caller_ip)
);
#define DEFINE_PERAG_REF_EVENT(name) \
DEFINE_EVENT(xfs_perag_class, name, \
- TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, int refcount, \
- unsigned long caller_ip), \
- TP_ARGS(mp, agno, refcount, caller_ip))
+ TP_PROTO(struct xfs_perag *pag, unsigned long caller_ip), \
+ TP_ARGS(pag, caller_ip))
DEFINE_PERAG_REF_EVENT(xfs_perag_get);
DEFINE_PERAG_REF_EVENT(xfs_perag_get_tag);
DEFINE_PERAG_REF_EVENT(xfs_perag_put);