From: Szymon Janc <ext.szymon.janc@tieto.com>
Date: Wed, 16 Sep 2015 18:21:53 +0000 (+0200)
Subject: Bluetooth: Add BT_ERR_RATELIMITED
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e781b7f7fcc141d69f63d4eef70d249549dfaeda;p=linux-beck.git

Bluetooth: Add BT_ERR_RATELIMITED

This patch adds ratelimited version of the BT_ERR macro.

Signed-off-by: Szymon Janc <ext.szymon.janc@tieto.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---

diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index fcf2ae7dbfa0..f5ade8573393 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -123,11 +123,15 @@ __printf(1, 2)
 void bt_info(const char *fmt, ...);
 __printf(1, 2)
 void bt_err(const char *fmt, ...);
+__printf(1, 2)
+void bt_err_ratelimited(const char *fmt, ...);
 
 #define BT_INFO(fmt, ...)	bt_info(fmt "\n", ##__VA_ARGS__)
 #define BT_ERR(fmt, ...)	bt_err(fmt "\n", ##__VA_ARGS__)
 #define BT_DBG(fmt, ...)	pr_debug(fmt "\n", ##__VA_ARGS__)
 
+#define BT_ERR_RATELIMITED(fmt, ...) bt_err_ratelimited(fmt "\n", ##__VA_ARGS__)
+
 #define bt_dev_info(hdev, fmt, ...)				\
 	BT_INFO("%s: " fmt, (hdev)->name, ##__VA_ARGS__)
 #define bt_dev_err(hdev, fmt, ...)				\
diff --git a/net/bluetooth/lib.c b/net/bluetooth/lib.c
index b36bc0415854..8b4cdce3f62e 100644
--- a/net/bluetooth/lib.c
+++ b/net/bluetooth/lib.c
@@ -166,3 +166,19 @@ void bt_err(const char *format, ...)
 	va_end(args);
 }
 EXPORT_SYMBOL(bt_err);
+
+void bt_err_ratelimited(const char *format, ...)
+{
+	struct va_format vaf;
+	va_list args;
+
+	va_start(args, format);
+
+	vaf.fmt = format;
+	vaf.va = &args;
+
+	pr_err_ratelimited("%pV", &vaf);
+
+	va_end(args);
+}
+EXPORT_SYMBOL(bt_err_ratelimited);