Commit abd13fdd authored by Paul E. McKenney's avatar Paul E. McKenney

rcu: Convert rcu_future_grace_period tracepoint to gp_seq

This commit makes the rcu_future_grace_period tracepoint use gp_seq
instead of ->gpnum and ->completed.
Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
parent 477351f7
......@@ -103,16 +103,14 @@ TRACE_EVENT(rcu_grace_period,
*/
TRACE_EVENT(rcu_future_grace_period,
TP_PROTO(const char *rcuname, unsigned long gpnum, unsigned long completed,
unsigned long c, u8 level, int grplo, int grphi,
const char *gpevent),
TP_PROTO(const char *rcuname, unsigned long gp_seq, unsigned long c,
u8 level, int grplo, int grphi, const char *gpevent),
TP_ARGS(rcuname, gpnum, completed, c, level, grplo, grphi, gpevent),
TP_ARGS(rcuname, gp_seq, c, level, grplo, grphi, gpevent),
TP_STRUCT__entry(
__field(const char *, rcuname)
__field(unsigned long, gpnum)
__field(unsigned long, completed)
__field(unsigned long, gp_seq)
__field(unsigned long, c)
__field(u8, level)
__field(int, grplo)
......@@ -122,8 +120,7 @@ TRACE_EVENT(rcu_future_grace_period,
TP_fast_assign(
__entry->rcuname = rcuname;
__entry->gpnum = gpnum;
__entry->completed = completed;
__entry->gp_seq = gp_seq;
__entry->c = c;
__entry->level = level;
__entry->grplo = grplo;
......@@ -131,10 +128,9 @@ TRACE_EVENT(rcu_future_grace_period,
__entry->gpevent = gpevent;
),
TP_printk("%s %lu %lu %lu %u %d %d %s",
__entry->rcuname, __entry->gpnum, __entry->completed,
__entry->c, __entry->level, __entry->grplo, __entry->grphi,
__entry->gpevent)
TP_printk("%s %lu %lu %u %d %d %s",
__entry->rcuname, __entry->gp_seq, __entry->c, __entry->level,
__entry->grplo, __entry->grphi, __entry->gpevent)
);
/*
......@@ -755,7 +751,7 @@ TRACE_EVENT(rcu_barrier,
#else /* #ifdef CONFIG_RCU_TRACE */
#define trace_rcu_grace_period(rcuname, gp_seq, gpevent) do { } while (0)
#define trace_rcu_future_grace_period(rcuname, gpnum, completed, c, \
#define trace_rcu_future_grace_period(rcuname, gp_seq, c, \
level, grplo, grphi, event) \
do { } while (0)
#define trace_rcu_grace_period_init(rcuname, gpnum, level, grplo, grphi, \
......
......@@ -1552,9 +1552,8 @@ void rcu_cpu_stall_reset(void)
static void trace_rcu_this_gp(struct rcu_node *rnp, struct rcu_data *rdp,
unsigned long c, const char *s)
{
trace_rcu_future_grace_period(rdp->rsp->name, rnp->gpnum,
rnp->completed, c, rnp->level,
rnp->grplo, rnp->grphi, s);
trace_rcu_future_grace_period(rdp->rsp->name, rnp->gp_seq, c,
rnp->level, rnp->grplo, rnp->grphi, s);
}
/*
......@@ -2053,7 +2052,7 @@ static void rcu_gp_cleanup(struct rcu_state *rsp)
/* Check for GP requests since above loop. */
rdp = this_cpu_ptr(rsp->rda);
if (ULONG_CMP_LT(rnp->gp_seq, rnp->gp_seq_needed)) {
trace_rcu_this_gp(rnp, rdp, rsp->completed - 1,
trace_rcu_this_gp(rnp, rdp, rnp->gp_seq_needed,
TPS("CleanupMore"));
needgp = true;
}
......
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