linux-kernel - [PATCH] iommu/vt-d: Set variable intel_dirty

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Message-Id: <20231120101025.1103404-1-chentao@kylinos.cn>
Date:   Mon, 20 Nov 2023 18:10:25 +0800
From:   Kunwu Chan <chentao@...inos.cn>
To:     dwmw2@...radead.org, baolu.lu@...ux.intel.com, joro@...tes.org,
        will@...nel.org, robin.murphy@....com
Cc:     kunwu.chan@...mail.com, iommu@...ts.linux.dev,
        linux-kernel@...r.kernel.org, Kunwu Chan <chentao@...inos.cn>
Subject: [PATCH] iommu/vt-d: Set variable intel_dirty_ops to static

Fix the followng warning:
drivers/iommu/intel/iommu.c:302:30: warning: symbol
 'intel_dirty_ops' was not declared. Should it be static?

This variable is only used in its defining file, so it should be static.

Signed-off-by: Kunwu Chan <chentao@...inos.cn>
---
 drivers/iommu/intel/iommu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 3531b956556c..68e4d4006300 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -299,7 +299,7 @@ static int iommu_skip_te_disable;
 #define IDENTMAP_AZALIA		4
 
 const struct iommu_ops intel_iommu_ops;
-const struct iommu_dirty_ops intel_dirty_ops;
+static const struct iommu_dirty_ops intel_dirty_ops;
 
 static bool translation_pre_enabled(struct intel_iommu *iommu)
 {
@@ -4925,7 +4925,7 @@ static int intel_iommu_read_and_clear_dirty(struct iommu_domain *domain,
 	return 0;
 }
 
-const struct iommu_dirty_ops intel_dirty_ops = {
+static const struct iommu_dirty_ops intel_dirty_ops = {
 	.set_dirty_tracking = intel_iommu_set_dirty_tracking,
 	.read_and_clear_dirty = intel_iommu_read_and_clear_dirty,
 };
-- 
2.34.1