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authorPaolo Bonzini2022-06-09 09:45:00 -0400
committerPaolo Bonzini2022-06-09 09:45:00 -0400
commit66da65005aa819e0b8d3a08f5ec1491b7690cb67 (patch)
tree001471fc80938e6e13c6ecf356503d4c65043d5a /kernel/rcu/refscale.c
parent6cd88243c7e03845a450795e134b488fc2afb736 (diff)
parent1a12b25274b9e54b0d2d59e21620f8cf13b268cb (diff)
Merge tag 'kvm-riscv-fixes-5.19-1' of https://github.com/kvm-riscv/linux into HEAD
KVM/riscv fixes for 5.19, take #1 - Typo fix in arch/riscv/kvm/vmid.c - Remove broken reference pattern from MAINTAINERS entry
Diffstat (limited to 'kernel/rcu/refscale.c')
-rw-r--r--kernel/rcu/refscale.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/kernel/rcu/refscale.c b/kernel/rcu/refscale.c
index 5489ff7f478e..909644abee67 100644
--- a/kernel/rcu/refscale.c
+++ b/kernel/rcu/refscale.c
@@ -207,6 +207,8 @@ static struct ref_scale_ops srcu_ops = {
.name = "srcu"
};
+#ifdef CONFIG_TASKS_RCU
+
// Definitions for RCU Tasks ref scale testing: Empty read markers.
// These definitions also work for RCU Rude readers.
static void rcu_tasks_ref_scale_read_section(const int nloops)
@@ -232,6 +234,16 @@ static struct ref_scale_ops rcu_tasks_ops = {
.name = "rcu-tasks"
};
+#define RCU_TASKS_OPS &rcu_tasks_ops,
+
+#else // #ifdef CONFIG_TASKS_RCU
+
+#define RCU_TASKS_OPS
+
+#endif // #else // #ifdef CONFIG_TASKS_RCU
+
+#ifdef CONFIG_TASKS_TRACE_RCU
+
// Definitions for RCU Tasks Trace ref scale testing.
static void rcu_trace_ref_scale_read_section(const int nloops)
{
@@ -261,6 +273,14 @@ static struct ref_scale_ops rcu_trace_ops = {
.name = "rcu-trace"
};
+#define RCU_TRACE_OPS &rcu_trace_ops,
+
+#else // #ifdef CONFIG_TASKS_TRACE_RCU
+
+#define RCU_TRACE_OPS
+
+#endif // #else // #ifdef CONFIG_TASKS_TRACE_RCU
+
// Definitions for reference count
static atomic_t refcnt;
@@ -790,7 +810,7 @@ ref_scale_init(void)
long i;
int firsterr = 0;
static struct ref_scale_ops *scale_ops[] = {
- &rcu_ops, &srcu_ops, &rcu_trace_ops, &rcu_tasks_ops, &refcnt_ops, &rwlock_ops,
+ &rcu_ops, &srcu_ops, RCU_TRACE_OPS RCU_TASKS_OPS &refcnt_ops, &rwlock_ops,
&rwsem_ops, &lock_ops, &lock_irq_ops, &acqrel_ops, &clock_ops,
};