linux-kernel - [PATCH 5/5] iommu/vt-d: Make unnecessarily global functions static

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Message-Id: <20210323010600.678627-6-baolu.lu@linux.intel.com>
Date:   Tue, 23 Mar 2021 09:06:00 +0800
From:   Lu Baolu <baolu.lu@...ux.intel.com>
To:     Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>
Cc:     ashok.raj@...el.com, kevin.tian@...el.com, jacob.jun.pan@...el.com,
        yi.l.liu@...el.com, iommu@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, Lu Baolu <baolu.lu@...ux.intel.com>
Subject: [PATCH 5/5] iommu/vt-d: Make unnecessarily global functions static

Make some functions static as they are only used inside pasid.c.

Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
---
 drivers/iommu/intel/pasid.c | 4 ++--
 drivers/iommu/intel/pasid.h | 2 --
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/iommu/intel/pasid.c b/drivers/iommu/intel/pasid.c
index f2c747e62c6a..c896aef7db40 100644
--- a/drivers/iommu/intel/pasid.c
+++ b/drivers/iommu/intel/pasid.c
@@ -230,7 +230,7 @@ struct pasid_table *intel_pasid_get_table(struct device *dev)
 	return info->pasid_table;
 }
 
-int intel_pasid_get_dev_max_id(struct device *dev)
+static int intel_pasid_get_dev_max_id(struct device *dev)
 {
 	struct device_domain_info *info;
 
@@ -241,7 +241,7 @@ int intel_pasid_get_dev_max_id(struct device *dev)
 	return info->pasid_table->max_pasid;
 }
 
-struct pasid_entry *intel_pasid_get_entry(struct device *dev, u32 pasid)
+static struct pasid_entry *intel_pasid_get_entry(struct device *dev, u32 pasid)
 {
 	struct device_domain_info *info;
 	struct pasid_table *pasid_table;
diff --git a/drivers/iommu/intel/pasid.h b/drivers/iommu/intel/pasid.h
index 90a3268d7a77..079534fcf55d 100644
--- a/drivers/iommu/intel/pasid.h
+++ b/drivers/iommu/intel/pasid.h
@@ -102,8 +102,6 @@ extern unsigned int intel_pasid_max_id;
 int intel_pasid_alloc_table(struct device *dev);
 void intel_pasid_free_table(struct device *dev);
 struct pasid_table *intel_pasid_get_table(struct device *dev);
-int intel_pasid_get_dev_max_id(struct device *dev);
-struct pasid_entry *intel_pasid_get_entry(struct device *dev, u32 pasid);
 int intel_pasid_setup_first_level(struct intel_iommu *iommu,
 				  struct device *dev, pgd_t *pgd,
 				  u32 pasid, u16 did, int flags);
-- 
2.25.1