From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/arch/riscv/kernel/perf_event.c | 13 +++++++------
1 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/kernel/arch/riscv/kernel/perf_event.c b/kernel/arch/riscv/kernel/perf_event.c
index a243fae..c835f03 100644
--- a/kernel/arch/riscv/kernel/perf_event.c
+++ b/kernel/arch/riscv/kernel/perf_event.c
@@ -147,7 +147,7 @@
return riscv_pmu->hw_events[config];
}
-int riscv_map_cache_decode(u64 config, unsigned int *type,
+static int riscv_map_cache_decode(u64 config, unsigned int *type,
unsigned int *op, unsigned int *result)
{
return -ENOENT;
@@ -185,10 +185,10 @@
switch (idx) {
case RISCV_PMU_CYCLE:
- val = csr_read(cycle);
+ val = csr_read(CSR_CYCLE);
break;
case RISCV_PMU_INSTRET:
- val = csr_read(instret);
+ val = csr_read(CSR_INSTRET);
break;
default:
WARN_ON_ONCE(idx < 0 || idx > RISCV_MAX_COUNTERS);
@@ -342,7 +342,7 @@
static DEFINE_MUTEX(pmc_reserve_mutex);
-irqreturn_t riscv_base_pmu_handle_irq(int irq_num, void *dev)
+static irqreturn_t riscv_base_pmu_handle_irq(int irq_num, void *dev)
{
return IRQ_NONE;
}
@@ -361,7 +361,7 @@
return err;
}
-void release_pmc_hardware(void)
+static void release_pmc_hardware(void)
{
mutex_lock(&pmc_reserve_mutex);
if (riscv_pmu->irq >= 0)
@@ -464,7 +464,7 @@
{ /* sentinel value */ }
};
-int __init init_hw_perf_events(void)
+static int __init init_hw_perf_events(void)
{
struct device_node *node = of_find_node_by_type(NULL, "pmu");
const struct of_device_id *of_id;
@@ -476,6 +476,7 @@
if (of_id)
riscv_pmu = of_id->data;
+ of_node_put(node);
}
perf_pmu_register(riscv_pmu->pmu, "cpu", PERF_TYPE_RAW);
--
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