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| author |   Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-05-02 08:45:25 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-05-02 09:21:59 -0700 |
| commit | 4b27f20b40a23f03df682eb1f69e9dc3da7d3b93 (patch) | |
| tree | 13dd72ff209b6ea79f84da0bcfa8642ac4181222 /kernel/rcu/tree_trace.c | |
| parent | rcu: Open-code the rcu_cblist_empty() function (diff) | |
| download | linux-dev-4b27f20b40a23f03df682eb1f69e9dc3da7d3b93.tar.xz linux-dev-4b27f20b40a23f03df682eb1f69e9dc3da7d3b93.zip | |
rcu: Open-code the rcu_cblist_n_cbs() function
Because the rcu_cblist_n_cbs() just samples the ->len counter, and
because the rcu_cblist structure is quite straightforward, it makes
sense to open-code rcu_cblist_n_cbs(p) as p->len, cutting out a level
of indirection. This commit makes this change.
Reported-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/rcu/tree_trace.c')
| -rw-r--r-- | kernel/rcu/tree_trace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcu/tree_trace.c b/kernel/rcu/tree_trace.c index 30c5bf89ee58..b7743aa2965f 100644 --- a/kernel/rcu/tree_trace.c +++ b/kernel/rcu/tree_trace.c @@ -278,7 +278,7 @@ static void print_one_rcu_state(struct seq_file *m, struct rcu_state *rsp) rsp->n_force_qs - rsp->n_force_qs_ngp, READ_ONCE(rsp->n_force_qs_lh), rcu_cblist_n_lazy_cbs(&rsp->orphan_done), - rcu_cblist_n_cbs(&rsp->orphan_done)); + rsp->orphan_done.len); for (rnp = &rsp->node[0]; rnp - &rsp->node[0] < rcu_num_nodes; rnp++) { if (rnp->level != level) { seq_puts(m, "\n"); |