qcacmn: Use function name instead of file name in debug logs

Replace all instance of file name to function name in debug logs.

Change-Id: Iff731675772859f02c975005b2656eaa41c6f360
CRs-Fixed: 2377894

qdf/inc/qdf_mem.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2014-2019 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -86,13 +86,13 @@ void qdf_mem_init(void);
  */
 void qdf_mem_exit(void);
 
-#define QDF_MEM_FILE_NAME_SIZE 48
+#define QDF_MEM_FUNC_NAME_SIZE 48
 
 #ifdef MEMORY_DEBUG
 /**
  * qdf_mem_malloc_debug() - debug version of QDF memory allocation API
  * @size: Number of bytes of memory to allocate.
- * @file: File name of the call site
+ * @func: Function name of the call site
  * @line: Line number of the call site
  * @caller: Address of the caller function
  * @flag: GFP flag
@@ -103,17 +103,17 @@ void qdf_mem_exit(void);
  *
  * Return: A valid memory location on success, or NULL on failure
  */
-void *qdf_mem_malloc_debug(size_t size, const char *file, uint32_t line,
+void *qdf_mem_malloc_debug(size_t size, const char *func, uint32_t line,
 			   void *caller, uint32_t flag);
 
 #define qdf_mem_malloc(size) \
-	qdf_mem_malloc_debug(size, __FILE__, __LINE__, QDF_RET_IP, 0)
+	qdf_mem_malloc_debug(size, __func__, __LINE__, QDF_RET_IP, 0)
 
 #define qdf_mem_malloc_fl(size, func, line) \
 	qdf_mem_malloc_debug(size, func, line, QDF_RET_IP, 0)
 
 #define qdf_mem_malloc_atomic(size) \
-	qdf_mem_malloc_debug(size, __FILE__, __LINE__, QDF_RET_IP, GFP_ATOMIC)
+	qdf_mem_malloc_debug(size, __func__, __LINE__, QDF_RET_IP, GFP_ATOMIC)
 /**
  * qdf_mem_free_debug() - debug version of qdf_mem_free
  * @ptr: Pointer to the starting address of the memory to be freed.
@@ -126,7 +126,7 @@ void *qdf_mem_malloc_debug(size_t size, const char *file, uint32_t line,
 void qdf_mem_free_debug(void *ptr, const char *file, uint32_t line);
 
 #define qdf_mem_free(ptr) \
-	qdf_mem_free_debug(ptr, __FILE__, __LINE__)
+	qdf_mem_free_debug(ptr, __func__, __LINE__)
 
 /**
  * qdf_mem_check_for_leaks() - Assert that the current memory domain is empty
@@ -166,7 +166,7 @@ void qdf_mem_check_for_leaks(void);
  * @dev: Pointer to device handle
  * @size: Size to be allocated
  * @paddr: Physical address
- * @file: file name of the call site
+ * @func: Function name of the call site
  * @line: line numbe rof the call site
  * @caller: Address of the caller function
  *
@@ -174,12 +174,12 @@ void qdf_mem_check_for_leaks(void);
  */
 void *qdf_mem_alloc_consistent_debug(qdf_device_t osdev, void *dev,
 				     qdf_size_t size, qdf_dma_addr_t *paddr,
-				     const char *file, uint32_t line,
+				     const char *func, uint32_t line,
 				     void *caller);
 
 #define qdf_mem_alloc_consistent(osdev, dev, size, paddr) \
 	qdf_mem_alloc_consistent_debug(osdev, dev, size, paddr, \
-				       __FILE__, __LINE__, QDF_RET_IP)
+				       __func__, __LINE__, QDF_RET_IP)
 
 /**
  * qdf_mem_free_consistent_debug() - free consistent qdf memory
@@ -188,7 +188,7 @@ void *qdf_mem_alloc_consistent_debug(qdf_device_t osdev, void *dev,
  * @vaddr: virtual address
  * @paddr: Physical address
  * @memctx: Pointer to DMA context
- * @file: file name of the call site
+ * @func: Function name of the call site
  * @line: line numbe rof the call site
  *
  * Return: none
@@ -197,11 +197,11 @@ void qdf_mem_free_consistent_debug(qdf_device_t osdev, void *dev,
 				   qdf_size_t size, void *vaddr,
 				   qdf_dma_addr_t paddr,
 				   qdf_dma_context_t memctx,
-				   const char *file, uint32_t line);
+				   const char *func, uint32_t line);
 
 #define qdf_mem_free_consistent(osdev, dev, size, vaddr, paddr, memctx) \
 	qdf_mem_free_consistent_debug(osdev, dev, size, vaddr, paddr, memctx, \
-				  __FILE__, __LINE__)
+				  __func__, __LINE__)
 #else
 
 /**

qdf/inc/qdf_nbuf.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2014-2019 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -688,80 +688,80 @@ void qdf_nbuf_map_check_for_leaks(void);
 QDF_STATUS qdf_nbuf_map_debug(qdf_device_t osdev,
 			      qdf_nbuf_t buf,
 			      qdf_dma_dir_t dir,
-			      const char *file,
+			      const char *func,
 			      uint32_t line);
 
 #define qdf_nbuf_map(osdev, buf, dir) \
-	qdf_nbuf_map_debug(osdev, buf, dir, __FILE__, __LINE__)
+	qdf_nbuf_map_debug(osdev, buf, dir, __func__, __LINE__)
 
 void qdf_nbuf_unmap_debug(qdf_device_t osdev,
 			  qdf_nbuf_t buf,
 			  qdf_dma_dir_t dir,
-			  const char *file,
+			  const char *func,
 			  uint32_t line);
 
 #define qdf_nbuf_unmap(osdev, buf, dir) \
-	qdf_nbuf_unmap_debug(osdev, buf, dir, __FILE__, __LINE__)
+	qdf_nbuf_unmap_debug(osdev, buf, dir, __func__, __LINE__)
 
 QDF_STATUS qdf_nbuf_map_single_debug(qdf_device_t osdev,
 				     qdf_nbuf_t buf,
 				     qdf_dma_dir_t dir,
-				     const char *file,
+				     const char *func,
 				     uint32_t line);
 
 #define qdf_nbuf_map_single(osdev, buf, dir) \
-	qdf_nbuf_map_single_debug(osdev, buf, dir, __FILE__, __LINE__)
+	qdf_nbuf_map_single_debug(osdev, buf, dir, __func__, __LINE__)
 
 void qdf_nbuf_unmap_single_debug(qdf_device_t osdev,
 				 qdf_nbuf_t buf,
 				 qdf_dma_dir_t dir,
-				 const char *file,
+				 const char *func,
 				 uint32_t line);
 
 #define qdf_nbuf_unmap_single(osdev, buf, dir) \
-	qdf_nbuf_unmap_single_debug(osdev, buf, dir, __FILE__, __LINE__)
+	qdf_nbuf_unmap_single_debug(osdev, buf, dir, __func__, __LINE__)
 
 QDF_STATUS qdf_nbuf_map_nbytes_debug(qdf_device_t osdev,
 				     qdf_nbuf_t buf,
 				     qdf_dma_dir_t dir,
 				     int nbytes,
-				     const char *file,
+				     const char *func,
 				     uint32_t line);
 
 #define qdf_nbuf_map_nbytes(osdev, buf, dir, nbytes) \
-	qdf_nbuf_map_nbytes_debug(osdev, buf, dir, nbytes, __FILE__, __LINE__)
+	qdf_nbuf_map_nbytes_debug(osdev, buf, dir, nbytes, __func__, __LINE__)
 
 void qdf_nbuf_unmap_nbytes_debug(qdf_device_t osdev,
 				 qdf_nbuf_t buf,
 				 qdf_dma_dir_t dir,
 				 int nbytes,
-				 const char *file,
+				 const char *func,
 				 uint32_t line);
 
 #define qdf_nbuf_unmap_nbytes(osdev, buf, dir, nbytes) \
-	qdf_nbuf_unmap_nbytes_debug(osdev, buf, dir, nbytes, __FILE__, __LINE__)
+	qdf_nbuf_unmap_nbytes_debug(osdev, buf, dir, nbytes, __func__, __LINE__)
 
 QDF_STATUS qdf_nbuf_map_nbytes_single_debug(qdf_device_t osdev,
 					    qdf_nbuf_t buf,
 					    qdf_dma_dir_t dir,
 					    int nbytes,
-					    const char *file,
+					    const char *func,
 					    uint32_t line);
 
 #define qdf_nbuf_map_nbytes_single(osdev, buf, dir, nbytes) \
 	qdf_nbuf_map_nbytes_single_debug(osdev, buf, dir, nbytes, \
-					 __FILE__, __LINE__)
+					 __func__, __LINE__)
 
 void qdf_nbuf_unmap_nbytes_single_debug(qdf_device_t osdev,
 					qdf_nbuf_t buf,
 					qdf_dma_dir_t dir,
 					int nbytes,
-					const char *file,
+					const char *func,
 					uint32_t line);
 
 #define qdf_nbuf_unmap_nbytes_single(osdev, buf, dir, nbytes) \
 	qdf_nbuf_unmap_nbytes_single_debug(osdev, buf, dir, nbytes, \
-					   __FILE__, __LINE__)
+					   __func__, __LINE__)
 
 #else /* NBUF_MAP_UNMAP_DEBUG */
 
@@ -1355,20 +1355,20 @@ void qdf_net_buf_debug_init(void);
 void qdf_net_buf_debug_exit(void);
 void qdf_net_buf_debug_clean(void);
 void qdf_net_buf_debug_add_node(qdf_nbuf_t net_buf, size_t size,
-			uint8_t *file_name, uint32_t line_num);
+				const char *func_name, uint32_t line_num);
 /**
  * qdf_net_buf_debug_update_node() - update nbuf in debug hash table
  *
  * Return: none
  */
-void qdf_net_buf_debug_update_node(qdf_nbuf_t net_buf, uint8_t *file_name,
+void qdf_net_buf_debug_update_node(qdf_nbuf_t net_buf, const char *func_name,
 				   uint32_t line_num);
 void qdf_net_buf_debug_delete_node(qdf_nbuf_t net_buf);
 
 /**
  * qdf_net_buf_debug_acquire_skb() - acquire skb to avoid memory leak
  * @net_buf: Network buf holding head segment (single)
- * @file_name: pointer to file name
+ * @func_name: pointer to function name
  * @line_num: line number
  *
  * WLAN driver module's SKB which are allocated by network stack are
@@ -1378,30 +1378,31 @@ void qdf_net_buf_debug_delete_node(qdf_nbuf_t net_buf);
  * Return: none
  */
 void qdf_net_buf_debug_acquire_skb(qdf_nbuf_t net_buf,
-			uint8_t *file_name, uint32_t line_num);
+				   const char *func_name,
+				   uint32_t line_num);
 void qdf_net_buf_debug_release_skb(qdf_nbuf_t net_buf);
 
 /* nbuf allocation rouines */
 
 #define qdf_nbuf_alloc(d, s, r, a, p) \
-	qdf_nbuf_alloc_debug(d, s, r, a, p, __FILE__, __LINE__)
+	qdf_nbuf_alloc_debug(d, s, r, a, p, __func__, __LINE__)
 
 qdf_nbuf_t qdf_nbuf_alloc_debug(qdf_device_t osdev, qdf_size_t size,
 				int reserve, int align, int prio,
-				uint8_t *file, uint32_t line);
+				const char *func, uint32_t line);
 
 #define qdf_nbuf_free(d) \
-	qdf_nbuf_free_debug(d, __FILE__, __LINE__)
+	qdf_nbuf_free_debug(d, __func__, __LINE__)
 
-void qdf_nbuf_free_debug(qdf_nbuf_t nbuf, uint8_t *file, uint32_t line);
+void qdf_nbuf_free_debug(qdf_nbuf_t nbuf, const char *func, uint32_t line);
 
 #define qdf_nbuf_clone(buf)     \
-	qdf_nbuf_clone_debug(buf, __FILE__, __LINE__)
+	qdf_nbuf_clone_debug(buf, __func__, __LINE__)
 
 /**
  * qdf_nbuf_clone_debug() - clone the nbuf (copy is readonly)
  * @buf: nbuf to clone from
- * @file_name: pointer to file name
+ * @func_name: pointer to function name
  * @line_num: line number
  *
  * This function clones the nbuf and creates a memory tracking
@@ -1410,8 +1411,7 @@ void qdf_nbuf_free_debug(qdf_nbuf_t nbuf, uint8_t *file, uint32_t line);
  * Return: cloned buffer
  */
 static inline qdf_nbuf_t
-qdf_nbuf_clone_debug(qdf_nbuf_t buf, uint8_t *file_name,
-			uint32_t line_num)
+qdf_nbuf_clone_debug(qdf_nbuf_t buf, const char *func_name, uint32_t line_num)
 {
 	qdf_nbuf_t cloned_buf;
 
@@ -1419,18 +1419,18 @@ qdf_nbuf_clone_debug(qdf_nbuf_t buf, uint8_t *file_name,
 
 	/* Store SKB in internal QDF tracking table */
 	if (qdf_likely(cloned_buf))
-		qdf_net_buf_debug_add_node(cloned_buf, 0, file_name, line_num);
+		qdf_net_buf_debug_add_node(cloned_buf, 0, func_name, line_num);
 
 	return cloned_buf;
 }
 
 #define qdf_nbuf_copy(buf)     \
-	qdf_nbuf_copy_debug(buf, __FILE__, __LINE__)
+	qdf_nbuf_copy_debug(buf, __func__, __LINE__)
 
 /**
  * qdf_nbuf_copy_debug() - returns a private copy of the buf
  * @buf: nbuf to copy from
- * @file_name: pointer to file name
+ * @func_name: pointer to function name
  * @line_num: line number
  *
  * This API returns a private copy of the buf, the buf returned is completely
@@ -1440,8 +1440,7 @@ qdf_nbuf_clone_debug(qdf_nbuf_t buf, uint8_t *file_name,
  * Return: copied buffer
  */
 static inline qdf_nbuf_t
-qdf_nbuf_copy_debug(qdf_nbuf_t buf, uint8_t *file_name,
-			uint32_t line_num)
+qdf_nbuf_copy_debug(qdf_nbuf_t buf, const char *func_name, uint32_t line_num)
 {
 	qdf_nbuf_t copied_buf;
 
@@ -1449,7 +1448,7 @@ qdf_nbuf_copy_debug(qdf_nbuf_t buf, uint8_t *file_name,
 
 	/* Store SKB in internal QDF tracking table */
 	if (qdf_likely(copied_buf))
-		qdf_net_buf_debug_add_node(copied_buf, 0, file_name, line_num);
+		qdf_net_buf_debug_add_node(copied_buf, 0, func_name, line_num);
 
 	return copied_buf;
 }
@@ -1460,7 +1459,8 @@ static inline void qdf_net_buf_debug_init(void) {}
 static inline void qdf_net_buf_debug_exit(void) {}
 
 static inline void qdf_net_buf_debug_acquire_skb(qdf_nbuf_t net_buf,
-			uint8_t *file_name, uint32_t line_num)
+						 const char *func_name,
+						 uint32_t line_num)
 {
 }
 
@@ -1469,7 +1469,7 @@ static inline void qdf_net_buf_debug_release_skb(qdf_nbuf_t net_buf)
 }
 
 static inline void
-qdf_net_buf_debug_update_node(qdf_nbuf_t net_buf, uint8_t *file_name,
+qdf_net_buf_debug_update_node(qdf_nbuf_t net_buf, const char *func_name,
 			      uint32_t line_num)
 {
 }
@@ -3097,10 +3097,10 @@ qdf_nbuf_linearize(qdf_nbuf_t buf)
 
 #ifdef NBUF_MEMORY_DEBUG
 #define qdf_nbuf_unshare(d) \
-	qdf_nbuf_unshare_debug(d, __FILE__, __LINE__)
+	qdf_nbuf_unshare_debug(d, __func__, __LINE__)
 
 static inline qdf_nbuf_t
-qdf_nbuf_unshare_debug(qdf_nbuf_t buf, uint8_t *file_name, uint32_t line_num)
+qdf_nbuf_unshare_debug(qdf_nbuf_t buf, const char *func_name, uint32_t line_num)
 {
 	qdf_nbuf_t unshared_buf;
 
@@ -3110,7 +3110,7 @@ qdf_nbuf_unshare_debug(qdf_nbuf_t buf, uint8_t *file_name, uint32_t line_num)
 		qdf_net_buf_debug_delete_node(buf);
 
 		qdf_net_buf_debug_add_node(unshared_buf, 0,
-					   file_name, line_num);
+					   func_name, line_num);
 	}
 
 	return unshared_buf;

qdf/linux/src/qdf_mem.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2014-2019 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -80,7 +80,7 @@ static inline qdf_list_t *qdf_mem_dma_list(enum qdf_debug_domain domain)
  * @domain: the active memory domain at time of allocation
  * @freed: flag set during free, used to detect double frees
  *	Use uint8_t so we can detect corruption
- * @file: name of the file the allocation was made from
+ * @func: name of the function the allocation was made from
  * @line: line number of the file the allocation was made from
  * @size: size of the allocation in bytes
  * @caller: Caller of the function for which memory is allocated
@@ -91,7 +91,7 @@ struct qdf_mem_header {
 	qdf_list_node_t node;
 	enum qdf_debug_domain domain;
 	uint8_t freed;
-	char file[QDF_MEM_FILE_NAME_SIZE];
+	char func[QDF_MEM_FUNC_NAME_SIZE];
 	uint32_t line;
 	uint32_t size;
 	void *caller;
@@ -140,7 +140,7 @@ static void qdf_mem_trailer_init(struct qdf_mem_header *header)
 }
 
 static void qdf_mem_header_init(struct qdf_mem_header *header, qdf_size_t size,
-				const char *file, uint32_t line, void *caller)
+				const char *func, uint32_t line, void *caller)
 {
 	QDF_BUG(header);
 	if (!header)
@@ -149,8 +149,7 @@ static void qdf_mem_header_init(struct qdf_mem_header *header, qdf_size_t size,
 	header->domain = qdf_debug_domain_get();
 	header->freed = false;
 
-	/* copy the file name, rather than pointing to it */
-	qdf_str_lcopy(header->file, kbasename(file), QDF_MEM_FILE_NAME_SIZE);
+	qdf_str_lcopy(header->func, func, QDF_MEM_FUNC_NAME_SIZE);
 
 	header->line = line;
 	header->size = size;
@@ -213,7 +212,7 @@ static void
 qdf_mem_header_assert_valid(struct qdf_mem_header *header,
 			    enum qdf_debug_domain current_domain,
 			    enum qdf_mem_validation_bitmap error_bitmap,
-			    const char *file,
+			    const char *func,
 			    uint32_t line)
 {
 	if (!error_bitmap)
@@ -248,7 +247,7 @@ qdf_mem_header_assert_valid(struct qdf_mem_header *header,
 			qdf_debug_domain_name(header->domain), header->domain,
 			qdf_debug_domain_name(current_domain), current_domain);
 
-	QDF_DEBUG_PANIC("Fatal memory error detected @ %s:%d", file, line);
+	QDF_DEBUG_PANIC("Fatal memory error detected @ %s:%d", func, line);
 }
 #endif /* MEMORY_DEBUG */
 
@@ -330,7 +329,7 @@ static int seq_printf_printer(void *priv, const char *fmt, ...)
 
 /**
  * struct __qdf_mem_info - memory statistics
- * @file: the file which allocated memory
+ * @func: the function which allocated memory
  * @line: the line at which allocation happened
  * @size: the size of allocation
  * @caller: Address of the caller function
@@ -338,7 +337,7 @@ static int seq_printf_printer(void *priv, const char *fmt, ...)
  * @time: timestamp at which allocation happened
  */
 struct __qdf_mem_info {
-	char file[QDF_MEM_FILE_NAME_SIZE];
+	char func[QDF_MEM_FUNC_NAME_SIZE];
 	uint32_t line;
 	uint32_t size;
 	void *caller;
@@ -399,13 +398,13 @@ static void qdf_mem_meta_table_print(struct __qdf_mem_info *table,
 		      table[i].count,
 		      table[i].size,
 		      table[i].count * table[i].size,
-		      table[i].file,
+		      table[i].func,
 		      table[i].line, table[i].caller,
 		      table[i].time);
 		len += qdf_scnprintf(debug_str + len,
 				     sizeof(debug_str) - len,
 				     " @ %s:%u %pS",
-				     table[i].file,
+				     table[i].func,
 				     table[i].line,
 				     table[i].caller);
 	}
@@ -426,8 +425,8 @@ static bool qdf_mem_meta_table_insert(struct __qdf_mem_info *table,
 
 	for (i = 0; i < QDF_MEM_STAT_TABLE_SIZE; i++) {
 		if (!table[i].count) {
-			qdf_str_lcopy(table[i].file, meta->file,
-				      QDF_MEM_FILE_NAME_SIZE);
+			qdf_str_lcopy(table[i].func, meta->func,
+				      QDF_MEM_FUNC_NAME_SIZE);
 			table[i].line = meta->line;
 			table[i].size = meta->size;
 			table[i].count = 1;
@@ -436,7 +435,7 @@ static bool qdf_mem_meta_table_insert(struct __qdf_mem_info *table,
 			break;
 		}
 
-		if (qdf_str_eq(table[i].file, meta->file) &&
+		if (qdf_str_eq(table[i].func, meta->func) &&
 		    table[i].line == meta->line &&
 		    table[i].size == meta->size &&
 		    table[i].caller == meta->caller) {
@@ -1024,7 +1023,7 @@ static void qdf_mem_debug_exit(void)
 	qdf_spinlock_destroy(&qdf_mem_dma_list_lock);
 }
 
-void *qdf_mem_malloc_debug(size_t size, const char *file, uint32_t line,
+void *qdf_mem_malloc_debug(size_t size, const char *func, uint32_t line,
 			   void *caller, uint32_t flag)
 {
 	QDF_STATUS status;
@@ -1035,7 +1034,7 @@ void *qdf_mem_malloc_debug(size_t size, const char *file, uint32_t line,
 	unsigned long start, duration;
 
 	if (!size || size > QDF_MEM_MAX_MALLOC) {
-		qdf_err("Cannot malloc %zu bytes @ %s:%d", size, file, line);
+		qdf_err("Cannot malloc %zu bytes @ %s:%d", size, func, line);
 		return NULL;
 	}
 
@@ -1052,14 +1051,14 @@ void *qdf_mem_malloc_debug(size_t size, const char *file, uint32_t line,
 
 	if (duration > QDF_MEM_WARN_THRESHOLD)
 		qdf_warn("Malloc slept; %lums, %zuB @ %s:%d",
-			 duration, size, file, line);
+			 duration, size, func, line);
 
 	if (!header) {
-		qdf_warn("Failed to malloc %zuB @ %s:%d", size, file, line);
+		qdf_warn("Failed to malloc %zuB @ %s:%d", size, func, line);
 		return NULL;
 	}
 
-	qdf_mem_header_init(header, size, file, line, caller);
+	qdf_mem_header_init(header, size, func, line, caller);
 	qdf_mem_trailer_init(header);
 	ptr = qdf_mem_get_ptr(header);
 
@@ -1075,7 +1074,7 @@ void *qdf_mem_malloc_debug(size_t size, const char *file, uint32_t line,
 }
 qdf_export_symbol(qdf_mem_malloc_debug);
 
-void qdf_mem_free_debug(void *ptr, const char *file, uint32_t line)
+void qdf_mem_free_debug(void *ptr, const char *func, uint32_t line)
 {
 	enum qdf_debug_domain current_domain = qdf_debug_domain_get();
 	struct qdf_mem_header *header;
@@ -1091,7 +1090,7 @@ void qdf_mem_free_debug(void *ptr, const char *file, uint32_t line)
 	if (qdf_unlikely((qdf_size_t)ptr <= sizeof(*header)))
 		panic("Failed to free invalid memory location %pK", ptr);
 
-	qdf_talloc_assert_no_children_fl(ptr, file, line);
+	qdf_talloc_assert_no_children_fl(ptr, func, line);
 
 	qdf_spin_lock_irqsave(&qdf_mem_list_lock);
 	header = qdf_mem_get_header(ptr);
@@ -1106,7 +1105,7 @@ void qdf_mem_free_debug(void *ptr, const char *file, uint32_t line)
 	qdf_spin_unlock_irqrestore(&qdf_mem_list_lock);
 
 	qdf_mem_header_assert_valid(header, current_domain, error_bitmap,
-				    file, line);
+				    func, line);
 
 	qdf_mem_kmalloc_dec(header->size);
 	kfree(header);
@@ -1720,7 +1719,7 @@ qdf_mem_dma_free(void *dev, qdf_size_t size, void *vaddr, qdf_dma_addr_t paddr)
 #ifdef MEMORY_DEBUG
 void *qdf_mem_alloc_consistent_debug(qdf_device_t osdev, void *dev,
 				     qdf_size_t size, qdf_dma_addr_t *paddr,
-				     const char *file, uint32_t line,
+				     const char *func, uint32_t line,
 				     void *caller)
 {
 	QDF_STATUS status;
@@ -1730,7 +1729,7 @@ void *qdf_mem_alloc_consistent_debug(qdf_device_t osdev, void *dev,
 	void *vaddr;
 
 	if (!size || size > QDF_MEM_MAX_MALLOC) {
-		qdf_err("Cannot malloc %zu bytes @ %s:%d", size, file, line);
+		qdf_err("Cannot malloc %zu bytes @ %s:%d", size, func, line);
 		return NULL;
 	}
 
@@ -1738,7 +1737,7 @@ void *qdf_mem_alloc_consistent_debug(qdf_device_t osdev, void *dev,
 				   paddr);
 
 	if (!vaddr) {
-		qdf_warn("Failed to malloc %zuB @ %s:%d", size, file, line);
+		qdf_warn("Failed to malloc %zuB @ %s:%d", size, func, line);
 		return NULL;
 	}
 
@@ -1748,7 +1747,7 @@ void *qdf_mem_alloc_consistent_debug(qdf_device_t osdev, void *dev,
 	 * Prefix the header into DMA buffer causes SMMU faults, so
 	 * do not prefix header into the DMA buffers
 	 */
-	qdf_mem_header_init(header, size, file, line, caller);
+	qdf_mem_header_init(header, size, func, line, caller);
 
 	qdf_spin_lock_irqsave(&qdf_mem_dma_list_lock);
 	status = qdf_list_insert_front(mem_list, &header->node);
@@ -1766,7 +1765,7 @@ void qdf_mem_free_consistent_debug(qdf_device_t osdev, void *dev,
 				   qdf_size_t size, void *vaddr,
 				   qdf_dma_addr_t paddr,
 				   qdf_dma_context_t memctx,
-				   const char *file, uint32_t line)
+				   const char *func, uint32_t line)
 {
 	enum qdf_debug_domain domain = qdf_debug_domain_get();
 	struct qdf_mem_header *header;
@@ -1776,7 +1775,7 @@ void qdf_mem_free_consistent_debug(qdf_device_t osdev, void *dev,
 	if (qdf_unlikely(!vaddr))
 		return;
 
-	qdf_talloc_assert_no_children_fl(vaddr, file, line);
+	qdf_talloc_assert_no_children_fl(vaddr, func, line);
 
 	qdf_spin_lock_irqsave(&qdf_mem_dma_list_lock);
 	/* For DMA buffers we only add trailers, this function will retrieve
@@ -1793,7 +1792,7 @@ void qdf_mem_free_consistent_debug(qdf_device_t osdev, void *dev,
 	}
 	qdf_spin_unlock_irqrestore(&qdf_mem_dma_list_lock);
 
-	qdf_mem_header_assert_valid(header, domain, error_bitmap, file, line);
+	qdf_mem_header_assert_valid(header, domain, error_bitmap, func, line);
 
 	qdf_mem_dma_dec(header->size);
 	qdf_mem_dma_free(dev, size + QDF_DMA_MEM_DEBUG_SIZE, vaddr, paddr);

qdf/linux/src/qdf_nbuf.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014-2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2014-2019 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -544,7 +544,7 @@ enum qdf_nbuf_event_type {
 
 struct qdf_nbuf_event {
 	qdf_nbuf_t nbuf;
-	char file[QDF_MEM_FILE_NAME_SIZE];
+	char func[QDF_MEM_FUNC_NAME_SIZE];
 	uint32_t line;
 	enum qdf_nbuf_event_type type;
 	uint64_t timestamp;
@@ -565,7 +565,7 @@ static int32_t qdf_nbuf_circular_index_next(qdf_atomic_t *index, int size)
 }
 
 static void
-qdf_nbuf_history_add(qdf_nbuf_t nbuf, const char *file, uint32_t line,
+qdf_nbuf_history_add(qdf_nbuf_t nbuf, const char *func, uint32_t line,
 		     enum qdf_nbuf_event_type type)
 {
 	int32_t idx = qdf_nbuf_circular_index_next(&qdf_nbuf_history_index,
@@ -573,7 +573,7 @@ qdf_nbuf_history_add(qdf_nbuf_t nbuf, const char *file, uint32_t line,
 	struct qdf_nbuf_event *event = &qdf_nbuf_history[idx];
 
 	event->nbuf = nbuf;
-	qdf_str_lcopy(event->file, kbasename(file), QDF_MEM_FILE_NAME_SIZE);
+	qdf_str_lcopy(event->func, func, QDF_MEM_FUNC_NAME_SIZE);
 	event->line = line;
 	event->type = type;
 	event->timestamp = qdf_get_log_timestamp();
@@ -584,7 +584,7 @@ qdf_nbuf_history_add(qdf_nbuf_t nbuf, const char *file, uint32_t line,
 struct qdf_nbuf_map_metadata {
 	struct hlist_node node;
 	qdf_nbuf_t nbuf;
-	char file[QDF_MEM_FILE_NAME_SIZE];
+	char func[QDF_MEM_FUNC_NAME_SIZE];
 	uint32_t line;
 };
 
@@ -615,7 +615,7 @@ static void qdf_nbuf_map_leaks_print(void)
 	hash_for_each(qdf_nbuf_map_ht, bucket, meta, node) {
 		count++;
 		qdf_nofl_alert("0x%zx @ %s:%u",
-			       (uintptr_t)meta->nbuf, meta->file, meta->line);
+			       (uintptr_t)meta->nbuf, meta->func, meta->line);
 	}
 
 	QDF_DEBUG_PANIC("%u fatal nbuf map-no-unmap events detected!", count);
@@ -651,7 +651,7 @@ static struct qdf_nbuf_map_metadata *qdf_nbuf_meta_get(qdf_nbuf_t nbuf)
 }
 
 static QDF_STATUS
-qdf_nbuf_track_map(qdf_nbuf_t nbuf, const char *file, uint32_t line)
+qdf_nbuf_track_map(qdf_nbuf_t nbuf, const char *func, uint32_t line)
 {
 	struct qdf_nbuf_map_metadata *meta;
 
@@ -667,7 +667,7 @@ qdf_nbuf_track_map(qdf_nbuf_t nbuf, const char *file, uint32_t line)
 	if (meta)
 		QDF_DEBUG_PANIC(
 			"Double nbuf map detected @ %s:%u; last map from %s:%u",
-			kbasename(file), line, meta->file, meta->line);
+			func, line, meta->func, meta->line);
 
 	meta = qdf_flex_mem_alloc(&qdf_nbuf_map_pool);
 	if (!meta) {
@@ -676,20 +676,20 @@ qdf_nbuf_track_map(qdf_nbuf_t nbuf, const char *file, uint32_t line)
 	}
 
 	meta->nbuf = nbuf;
-	qdf_str_lcopy(meta->file, kbasename(file), QDF_MEM_FILE_NAME_SIZE);
+	qdf_str_lcopy(meta->func, func, QDF_MEM_FUNC_NAME_SIZE);
 	meta->line = line;
 
 	qdf_spin_lock_irqsave(&qdf_nbuf_map_lock);
 	hash_add(qdf_nbuf_map_ht, &meta->node, (size_t)nbuf);
 	qdf_spin_unlock_irqrestore(&qdf_nbuf_map_lock);
 
-	qdf_nbuf_history_add(nbuf, file, line, QDF_NBUF_MAP);
+	qdf_nbuf_history_add(nbuf, func, line, QDF_NBUF_MAP);
 
 	return QDF_STATUS_SUCCESS;
 }
 
 static void
-qdf_nbuf_untrack_map(qdf_nbuf_t nbuf, const char *file, uint32_t line)
+qdf_nbuf_untrack_map(qdf_nbuf_t nbuf, const char *func, uint32_t line)
 {
 	struct qdf_nbuf_map_metadata *meta;
 
@@ -705,31 +705,31 @@ qdf_nbuf_untrack_map(qdf_nbuf_t nbuf, const char *file, uint32_t line)
 	if (!meta)
 		QDF_DEBUG_PANIC(
 		      "Double nbuf unmap or unmap without map detected @ %s:%u",
-		      kbasename(file), line);
+		      func, line);
 
 	hash_del(&meta->node);
 	qdf_spin_unlock_irqrestore(&qdf_nbuf_map_lock);
 
 	qdf_flex_mem_free(&qdf_nbuf_map_pool, meta);
 
-	qdf_nbuf_history_add(nbuf, file, line, QDF_NBUF_UNMAP);
+	qdf_nbuf_history_add(nbuf, func, line, QDF_NBUF_UNMAP);
 }
 
 QDF_STATUS qdf_nbuf_map_debug(qdf_device_t osdev,
 			      qdf_nbuf_t buf,
 			      qdf_dma_dir_t dir,
-			      const char *file,
+			      const char *func,
 			      uint32_t line)
 {
 	QDF_STATUS status;
 
-	status = qdf_nbuf_track_map(buf, file, line);
+	status = qdf_nbuf_track_map(buf, func, line);
 	if (QDF_IS_STATUS_ERROR(status))
 		return status;
 
 	status = __qdf_nbuf_map(osdev, buf, dir);
 	if (QDF_IS_STATUS_ERROR(status))
-		qdf_nbuf_untrack_map(buf, file, line);
+		qdf_nbuf_untrack_map(buf, func, line);
 
 	return status;
 }
@@ -739,10 +739,10 @@ qdf_export_symbol(qdf_nbuf_map_debug);
 void qdf_nbuf_unmap_debug(qdf_device_t osdev,
 			  qdf_nbuf_t buf,
 			  qdf_dma_dir_t dir,
-			  const char *file,
+			  const char *func,
 			  uint32_t line)
 {
-	qdf_nbuf_untrack_map(buf, file, line);
+	qdf_nbuf_untrack_map(buf, func, line);
 	__qdf_nbuf_unmap_single(osdev, buf, dir);
 }
 
@@ -751,18 +751,18 @@ qdf_export_symbol(qdf_nbuf_unmap_debug);
 QDF_STATUS qdf_nbuf_map_single_debug(qdf_device_t osdev,
 				     qdf_nbuf_t buf,
 				     qdf_dma_dir_t dir,
-				     const char *file,
+				     const char *func,
 				     uint32_t line)
 {
 	QDF_STATUS status;
 
-	status = qdf_nbuf_track_map(buf, file, line);
+	status = qdf_nbuf_track_map(buf, func, line);
 	if (QDF_IS_STATUS_ERROR(status))
 		return status;
 
 	status = __qdf_nbuf_map_single(osdev, buf, dir);
 	if (QDF_IS_STATUS_ERROR(status))
-		qdf_nbuf_untrack_map(buf, file, line);
+		qdf_nbuf_untrack_map(buf, func, line);
 
 	return status;
 }
@@ -772,10 +772,10 @@ qdf_export_symbol(qdf_nbuf_map_single_debug);
 void qdf_nbuf_unmap_single_debug(qdf_device_t osdev,
 				 qdf_nbuf_t buf,
 				 qdf_dma_dir_t dir,
-				 const char *file,
+				 const char *func,
 				 uint32_t line)
 {
-	qdf_nbuf_untrack_map(buf, file, line);
+	qdf_nbuf_untrack_map(buf, func, line);
 	__qdf_nbuf_unmap_single(osdev, buf, dir);
 }
 
@@ -785,18 +785,18 @@ QDF_STATUS qdf_nbuf_map_nbytes_debug(qdf_device_t osdev,
 				     qdf_nbuf_t buf,
 				     qdf_dma_dir_t dir,
 				     int nbytes,
-				     const char *file,
+				     const char *func,
 				     uint32_t line)
 {
 	QDF_STATUS status;
 
-	status = qdf_nbuf_track_map(buf, file, line);
+	status = qdf_nbuf_track_map(buf, func, line);
 	if (QDF_IS_STATUS_ERROR(status))
 		return status;
 
 	status = __qdf_nbuf_map_nbytes(osdev, buf, dir, nbytes);
 	if (QDF_IS_STATUS_ERROR(status))
-		qdf_nbuf_untrack_map(buf, file, line);
+		qdf_nbuf_untrack_map(buf, func, line);
 
 	return status;
 }
@@ -807,10 +807,10 @@ void qdf_nbuf_unmap_nbytes_debug(qdf_device_t osdev,
 				 qdf_nbuf_t buf,
 				 qdf_dma_dir_t dir,
 				 int nbytes,
-				 const char *file,
+				 const char *func,
 				 uint32_t line)
 {
-	qdf_nbuf_untrack_map(buf, file, line);
+	qdf_nbuf_untrack_map(buf, func, line);
 	__qdf_nbuf_unmap_nbytes(osdev, buf, dir, nbytes);
 }
 
@@ -820,18 +820,18 @@ QDF_STATUS qdf_nbuf_map_nbytes_single_debug(qdf_device_t osdev,
 					    qdf_nbuf_t buf,
 					    qdf_dma_dir_t dir,
 					    int nbytes,
-					    const char *file,
+					    const char *func,
 					    uint32_t line)
 {
 	QDF_STATUS status;
 
-	status = qdf_nbuf_track_map(buf, file, line);
+	status = qdf_nbuf_track_map(buf, func, line);
 	if (QDF_IS_STATUS_ERROR(status))
 		return status;
 
 	status = __qdf_nbuf_map_nbytes_single(osdev, buf, dir, nbytes);
 	if (QDF_IS_STATUS_ERROR(status))
-		qdf_nbuf_untrack_map(buf, file, line);
+		qdf_nbuf_untrack_map(buf, func, line);
 
 	return status;
 }
@@ -842,16 +842,16 @@ void qdf_nbuf_unmap_nbytes_single_debug(qdf_device_t osdev,
 					qdf_nbuf_t buf,
 					qdf_dma_dir_t dir,
 					int nbytes,
-					const char *file,
+					const char *func,
 					uint32_t line)
 {
-	qdf_nbuf_untrack_map(buf, file, line);
+	qdf_nbuf_untrack_map(buf, func, line);
 	__qdf_nbuf_unmap_nbytes_single(osdev, buf, dir, nbytes);
 }
 
 qdf_export_symbol(qdf_nbuf_unmap_nbytes_single_debug);
 
-static void qdf_nbuf_panic_on_free_if_mapped(qdf_nbuf_t nbuf, uint8_t *file,
+static void qdf_nbuf_panic_on_free_if_mapped(qdf_nbuf_t nbuf, const char *func,
 					     uint32_t line)
 {
 	struct qdf_nbuf_map_metadata *meta;
@@ -861,7 +861,7 @@ static void qdf_nbuf_panic_on_free_if_mapped(qdf_nbuf_t nbuf, uint8_t *file,
 	if (meta)
 		QDF_DEBUG_PANIC(
 			"Nbuf freed @ %s:%u while mapped from %s:%u",
-			kbasename(file), line, meta->file, meta->line);
+			kbasename(func), line, meta->func, meta->line);
 	qdf_spin_unlock_irqrestore(&qdf_nbuf_map_lock);
 }
 #else
@@ -874,7 +874,7 @@ static inline void qdf_nbuf_map_tracking_deinit(void)
 }
 
 static inline void qdf_nbuf_panic_on_free_if_mapped(qdf_nbuf_t nbuf,
-						    uint8_t *file,
+						    const char *func,
 						    uint32_t line)
 {
 }
@@ -2098,14 +2098,14 @@ qdf_export_symbol(__qdf_nbuf_is_bcast_pkt);
  *
  * @p_next: Pointer to next
  * @net_buf: Pointer to network buffer
- * @file_name: File name
+ * @func_name: Function name
  * @line_num: Line number
  * @size: Size
  */
 struct qdf_nbuf_track_t {
 	struct qdf_nbuf_track_t *p_next;
 	qdf_nbuf_t net_buf;
-	char file_name[QDF_MEM_FILE_NAME_SIZE];
+	char func_name[QDF_MEM_FUNC_NAME_SIZE];
 	uint32_t line_num;
 	size_t size;
 };
@@ -2409,8 +2409,8 @@ void qdf_net_buf_debug_exit(void)
 			p_prev = p_node;
 			p_node = p_node->p_next;
 			count++;
-			qdf_info("SKB buf memory Leak@ File %s, @Line %d, size %zu, nbuf %pK",
-				 p_prev->file_name, p_prev->line_num,
+			qdf_info("SKB buf memory Leak@ Func %s, @Line %d, size %zu, nbuf %pK",
+				 p_prev->func_name, p_prev->line_num,
 				 p_prev->size, p_prev->net_buf);
 			qdf_nbuf_track_free(p_prev);
 		}
@@ -2474,7 +2474,7 @@ static QDF_NBUF_TRACK *qdf_net_buf_debug_look_up(qdf_nbuf_t net_buf)
  * Return: none
  */
 void qdf_net_buf_debug_add_node(qdf_nbuf_t net_buf, size_t size,
-				uint8_t *file_name, uint32_t line_num)
+				const char *func_name, uint32_t line_num)
 {
 	uint32_t i;
 	unsigned long irq_flag;
@@ -2490,15 +2490,15 @@ void qdf_net_buf_debug_add_node(qdf_nbuf_t net_buf, size_t size,
 
 	if (p_node) {
 		qdf_print("Double allocation of skb ! Already allocated from %pK %s %d current alloc from %pK %s %d",
-			  p_node->net_buf, p_node->file_name, p_node->line_num,
-			  net_buf, kbasename(file_name), line_num);
+			  p_node->net_buf, p_node->func_name, p_node->line_num,
+			  net_buf, func_name, line_num);
 		qdf_nbuf_track_free(new_node);
 	} else {
 		p_node = new_node;
 		if (p_node) {
 			p_node->net_buf = net_buf;
-			qdf_str_lcopy(p_node->file_name, kbasename(file_name),
-				      QDF_MEM_FILE_NAME_SIZE);
+			qdf_str_lcopy(p_node->func_name, func_name,
+				      QDF_MEM_FUNC_NAME_SIZE);
 			p_node->line_num = line_num;
 			p_node->size = size;
 			qdf_mem_skb_inc(size);
@@ -2507,14 +2507,14 @@ void qdf_net_buf_debug_add_node(qdf_nbuf_t net_buf, size_t size,
 		} else
 			qdf_print(
 				  "Mem alloc failed ! Could not track skb from %s %d of size %zu",
-				  kbasename(file_name), line_num, size);
+				  func_name, line_num, size);
 	}
 
 	spin_unlock_irqrestore(&g_qdf_net_buf_track_lock[i], irq_flag);
 }
 qdf_export_symbol(qdf_net_buf_debug_add_node);
 
-void qdf_net_buf_debug_update_node(qdf_nbuf_t net_buf, uint8_t *file_name,
+void qdf_net_buf_debug_update_node(qdf_nbuf_t net_buf, const char *func_name,
 				   uint32_t line_num)
 {
 	uint32_t i;
@@ -2527,8 +2527,8 @@ void qdf_net_buf_debug_update_node(qdf_nbuf_t net_buf, uint8_t *file_name,
 	p_node = qdf_net_buf_debug_look_up(net_buf);
 
 	if (p_node) {
-		qdf_str_lcopy(p_node->file_name, kbasename(file_name),
-			      QDF_MEM_FILE_NAME_SIZE);
+		qdf_str_lcopy(p_node->func_name, kbasename(func_name),
+			      QDF_MEM_FUNC_NAME_SIZE);
 		p_node->line_num = line_num;
 	}
 
@@ -2591,7 +2591,7 @@ done:
 qdf_export_symbol(qdf_net_buf_debug_delete_node);
 
 void qdf_net_buf_debug_acquire_skb(qdf_nbuf_t net_buf,
-			uint8_t *file_name, uint32_t line_num)
+				   const char *func_name, uint32_t line_num)
 {
 	qdf_nbuf_t ext_list = qdf_nbuf_get_ext_list(net_buf);
 
@@ -2603,10 +2603,10 @@ void qdf_net_buf_debug_acquire_skb(qdf_nbuf_t net_buf,
 		qdf_nbuf_t next;
 
 		next = qdf_nbuf_queue_next(ext_list);
-		qdf_net_buf_debug_add_node(ext_list, 0, file_name, line_num);
+		qdf_net_buf_debug_add_node(ext_list, 0, func_name, line_num);
 		ext_list = next;
 	}
-	qdf_net_buf_debug_add_node(net_buf, 0, file_name, line_num);
+	qdf_net_buf_debug_add_node(net_buf, 0, func_name, line_num);
 }
 qdf_export_symbol(qdf_net_buf_debug_acquire_skb);
 
@@ -2652,25 +2652,25 @@ qdf_export_symbol(qdf_net_buf_debug_release_skb);
 
 qdf_nbuf_t qdf_nbuf_alloc_debug(qdf_device_t osdev, qdf_size_t size,
 				int reserve, int align, int prio,
-				uint8_t *file, uint32_t line)
+				const char *func, uint32_t line)
 {
 	qdf_nbuf_t nbuf;
 
-	nbuf = __qdf_nbuf_alloc(osdev, size, reserve, align, prio, file, line);
+	nbuf = __qdf_nbuf_alloc(osdev, size, reserve, align, prio, func, line);
 
 	/* Store SKB in internal QDF tracking table */
 	if (qdf_likely(nbuf)) {
-		qdf_net_buf_debug_add_node(nbuf, size, file, line);
-		qdf_nbuf_history_add(nbuf, file, line, QDF_NBUF_ALLOC);
+		qdf_net_buf_debug_add_node(nbuf, size, func, line);
+		qdf_nbuf_history_add(nbuf, func, line, QDF_NBUF_ALLOC);
 	} else {
-		qdf_nbuf_history_add(nbuf, file, line, QDF_NBUF_ALLOC_FAILURE);
+		qdf_nbuf_history_add(nbuf, func, line, QDF_NBUF_ALLOC_FAILURE);
 	}
 
 	return nbuf;
 }
 qdf_export_symbol(qdf_nbuf_alloc_debug);
 
-void qdf_nbuf_free_debug(qdf_nbuf_t nbuf, uint8_t *file, uint32_t line)
+void qdf_nbuf_free_debug(qdf_nbuf_t nbuf, const char *func, uint32_t line)
 {
 	if (qdf_unlikely(!nbuf))
 		return;
@@ -2679,9 +2679,9 @@ void qdf_nbuf_free_debug(qdf_nbuf_t nbuf, uint8_t *file, uint32_t line)
 		goto free_buf;
 
 	/* Remove SKB from internal QDF tracking table */
-	qdf_nbuf_panic_on_free_if_mapped(nbuf, file, line);
+	qdf_nbuf_panic_on_free_if_mapped(nbuf, func, line);
 	qdf_net_buf_debug_delete_node(nbuf);
-	qdf_nbuf_history_add(nbuf, file, line, QDF_NBUF_FREE);
+	qdf_nbuf_history_add(nbuf, func, line, QDF_NBUF_FREE);
 
 free_buf:
 	__qdf_nbuf_free(nbuf);

wbuff/inc/wbuff.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -95,14 +95,14 @@ QDF_STATUS wbuff_module_deregister(struct wbuff_mod_handle *hdl);
  * wbuff_buff_get() - return buffer to the requester
  * @handle: wbuff_handle corresponding to the module
  * @len: length of buffer requested
- * file_name: file from which buffer is requested
- * line_num: line number in the file
+ * @func_name: function from which buffer is requested
+ * @line_num: line number in the file
  *
  * Return: Network buffer if success
  *         NULL if failure
  */
 qdf_nbuf_t wbuff_buff_get(struct wbuff_mod_handle *hdl, uint32_t len,
-			  uint8_t *file_name, uint32_t line_num);
+			  const char *func_name, uint32_t line_num);
 
 /**
  * wbuff_buff_put() - put the buffer back to wbuff pool
@@ -139,7 +139,7 @@ static inline QDF_STATUS wbuff_module_deregister(struct wbuff_mod_handle *hdl)
 }
 
 static inline qdf_nbuf_t
-wbuff_buff_get(struct wbuff_mod_handle *hdl, uint32_t len, int8_t *file_name,
+wbuff_buff_get(struct wbuff_mod_handle *hdl, uint32_t len, const char *func_name,
 	       uint32_t line_num)
 {
 	return NULL;

wbuff/src/wbuff.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -297,7 +297,7 @@ QDF_STATUS wbuff_module_deregister(struct wbuff_mod_handle *hdl)
 }
 
 qdf_nbuf_t wbuff_buff_get(struct wbuff_mod_handle *hdl, uint32_t len,
-			  uint8_t *file_name, uint32_t line_num)
+			  const char *func_name, uint32_t line_num)
 {
 	struct wbuff_handle *handle;
 	struct wbuff_module *mod = NULL;
@@ -324,7 +324,7 @@ qdf_nbuf_t wbuff_buff_get(struct wbuff_mod_handle *hdl, uint32_t len,
 	qdf_spin_unlock_bh(&mod->lock);
 	if (buf) {
 		qdf_nbuf_set_next(buf, NULL);
-		qdf_net_buf_debug_update_node(buf, file_name, line_num);
+		qdf_net_buf_debug_update_node(buf, func_name, line_num);
 	}
 
 	return buf;

wmi/inc/wmi_unified_api.h

@@ -231,10 +231,10 @@ wmi_unified_remove_work(struct wmi_unified *wmi_handle);
  *  @return wmi_buf_t.
  */
 #ifdef NBUF_MEMORY_DEBUG
-#define wmi_buf_alloc(h, l) wmi_buf_alloc_debug(h, l, __FILE__, __LINE__)
+#define wmi_buf_alloc(h, l) wmi_buf_alloc_debug(h, l, __func__, __LINE__)
 wmi_buf_t
 wmi_buf_alloc_debug(wmi_unified_t wmi_handle, uint32_t len,
-		    uint8_t *file_name, uint32_t line_num);
+		    const char *func_name, uint32_t line_num);
 #else
 /**
  * wmi_buf_alloc() - generic function to allocate WMI buffer

wmi/src/wmi_unified.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2018 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2015-2019 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -1515,7 +1515,8 @@ int wmi_get_host_credits(wmi_unified_t wmi_handle);
 
 #ifdef NBUF_MEMORY_DEBUG
 wmi_buf_t
-wmi_buf_alloc_debug(wmi_unified_t wmi_handle, uint32_t len, uint8_t *file_name,
+wmi_buf_alloc_debug(wmi_unified_t wmi_handle, uint32_t len,
+		    const char *func_name,
 		    uint32_t line_num)
 {
 	wmi_buf_t wmi_buf;
@@ -1525,15 +1526,14 @@ wmi_buf_alloc_debug(wmi_unified_t wmi_handle, uint32_t len, uint8_t *file_name,
 		return NULL;
 	}
 
-	wmi_buf = wbuff_buff_get(wmi_handle->wbuff_handle, len, file_name,
+	wmi_buf = wbuff_buff_get(wmi_handle->wbuff_handle, len, func_name,
 				 line_num);
 	if (!wmi_buf)
 		wmi_buf = qdf_nbuf_alloc_debug(NULL,
 					       roundup(len + WMI_MIN_HEAD_ROOM,
 						       4),
 					       WMI_MIN_HEAD_ROOM, 4, false,
-					       file_name, line_num);
-
+					       func_name, line_num);
 	if (!wmi_buf)
 		return NULL;
 
@@ -1568,7 +1568,7 @@ wmi_buf_t wmi_buf_alloc_fl(wmi_unified_t wmi_handle, uint32_t len,
 		return NULL;
 	}
 
-	wmi_buf = wbuff_buff_get(wmi_handle->wbuff_handle, len, __FILE__,
+	wmi_buf = wbuff_buff_get(wmi_handle->wbuff_handle, len, __func__,
 				 __LINE__);
 	if (!wmi_buf)
 		wmi_buf = qdf_nbuf_alloc_fl(NULL, roundup(len +