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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2017-05-22 13:31:03 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2017-07-24 16:04:08 -0700
commit115a1a5285664f1931c30457081b4ae1e648f1f9 (patch)
tree42cb4036563415747705c102b62fa66fadb87493 /kernel/rcu/rcutorture.c
parent520eccdfe187591a51ea9ab4c1a024ae4d0f68d9 (diff)
downloadlwn-115a1a5285664f1931c30457081b4ae1e648f1f9.tar.gz
lwn-115a1a5285664f1931c30457081b4ae1e648f1f9.zip
rcutorture: Move SRCU status printing to SRCU implementations
This commit gets rid of some ugly #ifdefs in rcutorture.c by moving the SRCU status printing to the SRCU implementations. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu/rcutorture.c')
-rw-r--r--kernel/rcu/rcutorture.c39
1 files changed, 1 insertions, 38 deletions
diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c
index b8f7f8ce8575..aedc8f2ad955 100644
--- a/kernel/rcu/rcutorture.c
+++ b/kernel/rcu/rcutorture.c
@@ -561,44 +561,7 @@ static void srcu_torture_barrier(void)
static void srcu_torture_stats(void)
{
- int __maybe_unused cpu;
- int idx;
-
-#ifdef CONFIG_TREE_SRCU
- idx = srcu_ctlp->srcu_idx & 0x1;
- pr_alert("%s%s Tree SRCU per-CPU(idx=%d):",
- torture_type, TORTURE_FLAG, idx);
- for_each_possible_cpu(cpu) {
- unsigned long l0, l1;
- unsigned long u0, u1;
- long c0, c1;
- struct srcu_data *counts;
-
- counts = per_cpu_ptr(srcu_ctlp->sda, cpu);
- u0 = counts->srcu_unlock_count[!idx];
- u1 = counts->srcu_unlock_count[idx];
-
- /*
- * Make sure that a lock is always counted if the corresponding
- * unlock is counted.
- */
- smp_rmb();
-
- l0 = counts->srcu_lock_count[!idx];
- l1 = counts->srcu_lock_count[idx];
-
- c0 = l0 - u0;
- c1 = l1 - u1;
- pr_cont(" %d(%ld,%ld)", cpu, c0, c1);
- }
- pr_cont("\n");
-#elif defined(CONFIG_TINY_SRCU)
- idx = READ_ONCE(srcu_ctlp->srcu_idx) & 0x1;
- pr_alert("%s%s Tiny SRCU per-CPU(idx=%d): (%hd,%hd)\n",
- torture_type, TORTURE_FLAG, idx,
- READ_ONCE(srcu_ctlp->srcu_lock_nesting[!idx]),
- READ_ONCE(srcu_ctlp->srcu_lock_nesting[idx]));
-#endif
+ srcu_torture_stats_print(srcu_ctlp, torture_type, TORTURE_FLAG);
}
static void srcu_torture_synchronize_expedited(void)