kernel/patches/0064-perf-hisi-Make-irq-shared.patch
2023-11-02 10:04:51 +08:00

45 lines
1.4 KiB
Diff

From d6ffa958e5f2fd9eff8cec5b41817e9bdec94f5e Mon Sep 17 00:00:00 2001
From: Chen Jun <chenjun102@huawei.com>
Date: Thu, 19 May 2022 20:09:48 +0800
Subject: [PATCH 23/55] perf: hisi: Make irq shared
hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I584X2
CVE: NA
--------------------------------
On some platforms, there are some error:
genirq: Flags mismatch irq 23. 00010804 (xxx) vs. 00010804 (xxx)
The reason is that there are more than one pmu nodes witch uses the same
irq number.
Add IROF_SHARED when devm_request_irq
Signed-off-by: Chen Jun <chenjun102@huawei.com>
Reviewed-by: Weilong Chen <chenweilong@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>
Signed-off-by: hongrongxuan <hongrongxuan@huawei.com>
---
drivers/perf/hisilicon/hisi_uncore_pmu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/perf/hisilicon/hisi_uncore_pmu.c b/drivers/perf/hisilicon/hisi_uncore_pmu.c
index 2758cab39a58..eceff43c89f7 100644
--- a/drivers/perf/hisilicon/hisi_uncore_pmu.c
+++ b/drivers/perf/hisilicon/hisi_uncore_pmu.c
@@ -171,7 +171,7 @@ int hisi_uncore_pmu_init_irq(struct hisi_pmu *hisi_pmu,
return irq;
ret = devm_request_irq(&pdev->dev, irq, hisi_uncore_pmu_isr,
- IRQF_NOBALANCING | IRQF_NO_THREAD,
+ IRQF_NOBALANCING | IRQF_NO_THREAD | IRQF_SHARED,
dev_name(&pdev->dev), hisi_pmu);
if (ret < 0) {
dev_err(&pdev->dev,
--
2.27.0