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rcu: Consolidate expedited GP tracing into rcu_exp_gp_seq_snap()

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This commit moves some duplicate code from synchronize_rcu_expedited()
and synchronize_sched_expedited() into rcu_exp_gp_seq_snap().  This
doesn't save lines of code, but does eliminate a "tell me twice" issue.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Paul E. McKenney
2016-03-16 16:27:44 -07:00
parent 4ea3e85b11
commit 179e5dcd1e
2 changed files with 5 additions and 5 deletions
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2
kernel/rcu/tree_plugin.h
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@@ -748,8 +748,6 @@ void synchronize_rcu_expedited(void)
}
s = rcu_exp_gp_seq_snap(rsp);
trace_rcu_exp_grace_period(rsp->name, s, TPS("snap"));
if (exp_funnel_lock(rsp, s))
return; /* Someone else did our work for us. */