Commit 36278a5d authored by Alain Michaud's avatar Alain Michaud Committed by Marcel Holtmann
Browse files

Bluetooth: Adding a bt_dev_warn_ratelimited macro. 



The macro will be used to display rate limited warning messages in the
log.

Signed-off-by: default avatarAlain Michaud <alainm@chromium.org>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 3c85efb8

include/net/bluetooth/bluetooth.h

+4 −0
Original line number Diff line number Diff line
@@ -129,6 +129,8 @@ void bt_warn(const char *fmt, ...); 
__printf(1, 2)

void bt_err(const char *fmt, ...);

__printf(1, 2)

void bt_warn_ratelimited(const char *fmt, ...);

__printf(1, 2)

void bt_err_ratelimited(const char *fmt, ...);



#define BT_INFO(fmt, ...)	bt_info(fmt "\n", ##__VA_ARGS__)
@@ -147,6 +149,8 @@ void bt_err_ratelimited(const char *fmt, ...); 
#define bt_dev_dbg(hdev, fmt, ...)				\

	BT_DBG("%s: " fmt, (hdev)->name, ##__VA_ARGS__)



#define bt_dev_warn_ratelimited(hdev, fmt, ...)			\

	bt_warn_ratelimited("%s: " fmt, (hdev)->name, ##__VA_ARGS__)

#define bt_dev_err_ratelimited(hdev, fmt, ...)			\

	BT_ERR_RATELIMITED("%s: " fmt, (hdev)->name, ##__VA_ARGS__)

net/bluetooth/lib.c

+16 −0
Original line number Diff line number Diff line
@@ -183,6 +183,22 @@ void bt_err(const char *format, ...) 
}

EXPORT_SYMBOL(bt_err);



void bt_warn_ratelimited(const char *format, ...)

{

	struct va_format vaf;

	va_list args;



	va_start(args, format);



	vaf.fmt = format;

	vaf.va = &args;



	pr_warn_ratelimited("%pV", &vaf);



	va_end(args);

}

EXPORT_SYMBOL(bt_warn_ratelimited);



void bt_err_ratelimited(const char *format, ...)

{

	struct va_format vaf;