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From:   "Alastair D'Silva" <alastair@au1.ibm.com>
To:     alastair@d-silva.org
Cc:     Greg Kurz <groug@kaod.org>,
        Frederic Barrat <fbarrat@linux.ibm.com>,
        Andrew Donnellan <andrew.donnellan@au1.ibm.com>,
        Arnd Bergmann <arnd@arndb.de>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: [PATCH v4 1/4] ocxl: Rename struct link to ocxl_link
Date:   Mon, 25 Mar 2019 16:34:52 +1100
In-Reply-To: <20190325053456.14599-1-alastair@au1.ibm.com>
References: <20190320053448.2098-1-alastair@au1.ibm.com>
 <20190325053456.14599-1-alastair@au1.ibm.com>
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From: Alastair D'Silva <alastair@d-silva.org>

The term 'link' is ambiguous (especially when the struct is used for a
list), so rename it for clarity.

Signed-off-by: Alastair D'Silva <alastair@d-silva.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
---
 drivers/misc/ocxl/file.c |  5 ++---
 drivers/misc/ocxl/link.c | 36 ++++++++++++++++++------------------
 2 files changed, 20 insertions(+), 21 deletions(-)

diff --git a/drivers/misc/ocxl/file.c b/drivers/misc/ocxl/file.c
index e6a607488f8a..009e09b7ded5 100644
--- a/drivers/misc/ocxl/file.c
+++ b/drivers/misc/ocxl/file.c
@@ -151,10 +151,9 @@ static long afu_ioctl_enable_p9_wait(struct ocxl_context *ctx,
 		mutex_unlock(&ctx->status_mutex);
 
 		if (status == ATTACHED) {
-			int rc;
-			struct link *link = ctx->afu->fn->link;
+			int rc = ocxl_link_update_pe(ctx->afu->fn->link,
+				ctx->pasid, ctx->tidr);
 
-			rc = ocxl_link_update_pe(link, ctx->pasid, ctx->tidr);
 			if (rc)
 				return rc;
 		}
diff --git a/drivers/misc/ocxl/link.c b/drivers/misc/ocxl/link.c
index d50b861d7e57..8d2690a1a9de 100644
--- a/drivers/misc/ocxl/link.c
+++ b/drivers/misc/ocxl/link.c
@@ -76,7 +76,7 @@ struct spa {
  * limited number of opencapi slots on a system and lookup is only
  * done when the device is probed
  */
-struct link {
+struct ocxl_link {
 	struct list_head list;
 	struct kref ref;
 	int domain;
@@ -179,7 +179,7 @@ static void xsl_fault_handler_bh(struct work_struct *fault_work)
 
 static irqreturn_t xsl_fault_handler(int irq, void *data)
 {
-	struct link *link = (struct link *) data;
+	struct ocxl_link *link = (struct ocxl_link *) data;
 	struct spa *spa = link->spa;
 	u64 dsisr, dar, pe_handle;
 	struct pe_data *pe_data;
@@ -256,7 +256,7 @@ static int map_irq_registers(struct pci_dev *dev, struct spa *spa)
 				&spa->reg_tfc, &spa->reg_pe_handle);
 }
 
-static int setup_xsl_irq(struct pci_dev *dev, struct link *link)
+static int setup_xsl_irq(struct pci_dev *dev, struct ocxl_link *link)
 {
 	struct spa *spa = link->spa;
 	int rc;
@@ -311,7 +311,7 @@ static int setup_xsl_irq(struct pci_dev *dev, struct link *link)
 	return rc;
 }
 
-static void release_xsl_irq(struct link *link)
+static void release_xsl_irq(struct ocxl_link *link)
 {
 	struct spa *spa = link->spa;
 
@@ -323,7 +323,7 @@ static void release_xsl_irq(struct link *link)
 	unmap_irq_registers(spa);
 }
 
-static int alloc_spa(struct pci_dev *dev, struct link *link)
+static int alloc_spa(struct pci_dev *dev, struct ocxl_link *link)
 {
 	struct spa *spa;
 
@@ -350,7 +350,7 @@ static int alloc_spa(struct pci_dev *dev, struct link *link)
 	return 0;
 }
 
-static void free_spa(struct link *link)
+static void free_spa(struct ocxl_link *link)
 {
 	struct spa *spa = link->spa;
 
@@ -364,12 +364,12 @@ static void free_spa(struct link *link)
 	}
 }
 
-static int alloc_link(struct pci_dev *dev, int PE_mask, struct link **out_link)
+static int alloc_link(struct pci_dev *dev, int PE_mask, struct ocxl_link **out_link)
 {
-	struct link *link;
+	struct ocxl_link *link;
 	int rc;
 
-	link = kzalloc(sizeof(struct link), GFP_KERNEL);
+	link = kzalloc(sizeof(struct ocxl_link), GFP_KERNEL);
 	if (!link)
 		return -ENOMEM;
 
@@ -405,7 +405,7 @@ static int alloc_link(struct pci_dev *dev, int PE_mask, struct link **out_link)
 	return rc;
 }
 
-static void free_link(struct link *link)
+static void free_link(struct ocxl_link *link)
 {
 	release_xsl_irq(link);
 	free_spa(link);
@@ -415,7 +415,7 @@ static void free_link(struct link *link)
 int ocxl_link_setup(struct pci_dev *dev, int PE_mask, void **link_handle)
 {
 	int rc = 0;
-	struct link *link;
+	struct ocxl_link *link;
 
 	mutex_lock(&links_list_lock);
 	list_for_each_entry(link, &links_list, list) {
@@ -442,7 +442,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_setup);
 
 static void release_xsl(struct kref *ref)
 {
-	struct link *link = container_of(ref, struct link, ref);
+	struct ocxl_link *link = container_of(ref, struct ocxl_link, ref);
 
 	list_del(&link->list);
 	/* call platform code before releasing data */
@@ -452,7 +452,7 @@ static void release_xsl(struct kref *ref)
 
 void ocxl_link_release(struct pci_dev *dev, void *link_handle)
 {
-	struct link *link = (struct link *) link_handle;
+	struct ocxl_link *link = (struct ocxl_link *) link_handle;
 
 	mutex_lock(&links_list_lock);
 	kref_put(&link->ref, release_xsl);
@@ -488,7 +488,7 @@ int ocxl_link_add_pe(void *link_handle, int pasid, u32 pidr, u32 tidr,
 		void (*xsl_err_cb)(void *data, u64 addr, u64 dsisr),
 		void *xsl_err_data)
 {
-	struct link *link = (struct link *) link_handle;
+	struct ocxl_link *link = (struct ocxl_link *) link_handle;
 	struct spa *spa = link->spa;
 	struct ocxl_process_element *pe;
 	int pe_handle, rc = 0;
@@ -558,7 +558,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_add_pe);
 
 int ocxl_link_update_pe(void *link_handle, int pasid, __u16 tid)
 {
-	struct link *link = (struct link *) link_handle;
+	struct ocxl_link *link = (struct ocxl_link *) link_handle;
 	struct spa *spa = link->spa;
 	struct ocxl_process_element *pe;
 	int pe_handle, rc;
@@ -594,7 +594,7 @@ int ocxl_link_update_pe(void *link_handle, int pasid, __u16 tid)
 
 int ocxl_link_remove_pe(void *link_handle, int pasid)
 {
-	struct link *link = (struct link *) link_handle;
+	struct ocxl_link *link = (struct ocxl_link *) link_handle;
 	struct spa *spa = link->spa;
 	struct ocxl_process_element *pe;
 	struct pe_data *pe_data;
@@ -666,7 +666,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_remove_pe);
 
 int ocxl_link_irq_alloc(void *link_handle, int *hw_irq, u64 *trigger_addr)
 {
-	struct link *link = (struct link *) link_handle;
+	struct ocxl_link *link = (struct ocxl_link *) link_handle;
 	int rc, irq;
 	u64 addr;
 
@@ -687,7 +687,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_irq_alloc);
 
 void ocxl_link_free_irq(void *link_handle, int hw_irq)
 {
-	struct link *link = (struct link *) link_handle;
+	struct ocxl_link *link = (struct ocxl_link *) link_handle;
 
 	pnv_ocxl_free_xive_irq(hw_irq);
 	atomic_inc(&link->irq_available);
-- 
2.20.1