linux-kernel - [PATCH v3 02/14] iommu/ioasid: Rename ioasid_set

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Date:   Mon, 28 Sep 2020 14:38:29 -0700
From:   Jacob Pan <jacob.pan.linux@...il.com>
To:     iommu@...ts.linux-foundation.org,
        LKML <linux-kernel@...r.kernel.org>,
        Joerg Roedel <joro@...tes.org>,
        Alex Williamson <alex.williamson@...hat.com>,
        "Lu Baolu" <baolu.lu@...ux.intel.com>,
        David Woodhouse <dwmw2@...radead.org>,
        Jonathan Corbet <corbet@....net>
Cc:     linux-api@...r.kernel.org,
        Jean-Philippe Brucker <jean-philippe@...aro.com>,
        Eric Auger <eric.auger@...hat.com>,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>,
        Yi Liu <yi.l.liu@...el.com>,
        "Tian, Kevin" <kevin.tian@...el.com>,
        Raj Ashok <ashok.raj@...el.com>, Wu Hao <hao.wu@...el.com>,
        Yi Sun <yi.y.sun@...el.com>, Dave Jiang <dave.jiang@...el.com>,
        Randy Dunlap <rdunlap@...radead.org>
Subject: [PATCH v3 02/14] iommu/ioasid: Rename ioasid_set_data()

Rename ioasid_set_data() to ioasid_attach_data() to avoid confusion with
struct ioasid_set. ioasid_set is a group of IOASIDs that share a common
token.

Reviewed-by: Jean-Philippe Brucker <jean-philippe@...aro.org>
Signed-off-by: Jacob Pan <jacob.jun.pan@...ux.intel.com>
---
 drivers/iommu/intel/svm.c | 6 +++---
 drivers/iommu/ioasid.c    | 6 +++---
 include/linux/ioasid.h    | 4 ++--
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c
index 0cb9a15f1112..2c5645f0737a 100644
--- a/drivers/iommu/intel/svm.c
+++ b/drivers/iommu/intel/svm.c
@@ -346,7 +346,7 @@ int intel_svm_bind_gpasid(struct iommu_domain *domain, struct device *dev,
 			svm->gpasid = data->gpasid;
 			svm->flags |= SVM_FLAG_GUEST_PASID;
 		}
-		ioasid_set_data(data->hpasid, svm);
+		ioasid_attach_data(data->hpasid, svm);
 		INIT_LIST_HEAD_RCU(&svm->devs);
 		mmput(svm->mm);
 	}
@@ -398,7 +398,7 @@ int intel_svm_bind_gpasid(struct iommu_domain *domain, struct device *dev,
 	list_add_rcu(&sdev->list, &svm->devs);
  out:
 	if (!IS_ERR_OR_NULL(svm) && list_empty(&svm->devs)) {
-		ioasid_set_data(data->hpasid, NULL);
+		ioasid_attach_data(data->hpasid, NULL);
 		kfree(svm);
 	}
 
@@ -441,7 +441,7 @@ int intel_svm_unbind_gpasid(struct device *dev, int pasid)
 				 * the unbind, IOMMU driver will get notified
 				 * and perform cleanup.
 				 */
-				ioasid_set_data(pasid, NULL);
+				ioasid_attach_data(pasid, NULL);
 				kfree(svm);
 			}
 		}
diff --git a/drivers/iommu/ioasid.c b/drivers/iommu/ioasid.c
index 0f8dd377aada..5f63af07acd5 100644
--- a/drivers/iommu/ioasid.c
+++ b/drivers/iommu/ioasid.c
@@ -258,14 +258,14 @@ void ioasid_unregister_allocator(struct ioasid_allocator_ops *ops)
 EXPORT_SYMBOL_GPL(ioasid_unregister_allocator);
 
 /**
- * ioasid_set_data - Set private data for an allocated ioasid
+ * ioasid_attach_data - Set private data for an allocated ioasid
  * @ioasid: the ID to set data
  * @data:   the private data
  *
  * For IOASID that is already allocated, private data can be set
  * via this API. Future lookup can be done via ioasid_find.
  */
-int ioasid_set_data(ioasid_t ioasid, void *data)
+int ioasid_attach_data(ioasid_t ioasid, void *data)
 {
 	struct ioasid_data *ioasid_data;
 	int ret = 0;
@@ -287,7 +287,7 @@ int ioasid_set_data(ioasid_t ioasid, void *data)
 
 	return ret;
 }
-EXPORT_SYMBOL_GPL(ioasid_set_data);
+EXPORT_SYMBOL_GPL(ioasid_attach_data);
 
 /**
  * ioasid_alloc - Allocate an IOASID
diff --git a/include/linux/ioasid.h b/include/linux/ioasid.h
index 6f000d7a0ddc..9c44947a68c8 100644
--- a/include/linux/ioasid.h
+++ b/include/linux/ioasid.h
@@ -39,7 +39,7 @@ void *ioasid_find(struct ioasid_set *set, ioasid_t ioasid,
 		  bool (*getter)(void *));
 int ioasid_register_allocator(struct ioasid_allocator_ops *allocator);
 void ioasid_unregister_allocator(struct ioasid_allocator_ops *allocator);
-int ioasid_set_data(ioasid_t ioasid, void *data);
+int ioasid_attach_data(ioasid_t ioasid, void *data);
 
 #else /* !CONFIG_IOASID */
 static inline ioasid_t ioasid_alloc(struct ioasid_set *set, ioasid_t min,
@@ -67,7 +67,7 @@ static inline void ioasid_unregister_allocator(struct ioasid_allocator_ops *allo
 {
 }
 
-static inline int ioasid_set_data(ioasid_t ioasid, void *data)
+static inline int ioasid_attach_data(ioasid_t ioasid, void *data)
 {
 	return -ENOTSUPP;
 }
-- 
2.7.4