forked from Minki/linux
f4191c6d80
The commit 43756e347f ("scripts/kernel-doc: Add support for named
variable macro arguments") changed the handling of variable macro
parameters. The three dots of the argument must no longer be added to the
kernel doc. The support for the old format is scheduled to be removed in
the future.
Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
144 lines
4.0 KiB
C
144 lines
4.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
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*
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* Marek Lindner, Simon Wunderlich
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*/
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#ifndef _NET_BATMAN_ADV_LOG_H_
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#define _NET_BATMAN_ADV_LOG_H_
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#include "main.h"
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#include <linux/atomic.h>
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#include <linux/bitops.h>
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#include <linux/compiler.h>
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#include <linux/printk.h>
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#ifdef CONFIG_BATMAN_ADV_DEBUG
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int batadv_debug_log_setup(struct batadv_priv *bat_priv);
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void batadv_debug_log_cleanup(struct batadv_priv *bat_priv);
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#else
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static inline int batadv_debug_log_setup(struct batadv_priv *bat_priv)
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{
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return 0;
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}
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static inline void batadv_debug_log_cleanup(struct batadv_priv *bat_priv)
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{
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}
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#endif
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/**
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* enum batadv_dbg_level - available log levels
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*/
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enum batadv_dbg_level {
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/** @BATADV_DBG_BATMAN: OGM and TQ computations related messages */
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BATADV_DBG_BATMAN = BIT(0),
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/** @BATADV_DBG_ROUTES: route added / changed / deleted */
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BATADV_DBG_ROUTES = BIT(1),
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/** @BATADV_DBG_TT: translation table messages */
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BATADV_DBG_TT = BIT(2),
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/** @BATADV_DBG_BLA: bridge loop avoidance messages */
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BATADV_DBG_BLA = BIT(3),
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/** @BATADV_DBG_DAT: ARP snooping and DAT related messages */
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BATADV_DBG_DAT = BIT(4),
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/** @BATADV_DBG_NC: network coding related messages */
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BATADV_DBG_NC = BIT(5),
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/** @BATADV_DBG_MCAST: multicast related messages */
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BATADV_DBG_MCAST = BIT(6),
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/** @BATADV_DBG_TP_METER: throughput meter messages */
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BATADV_DBG_TP_METER = BIT(7),
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/** @BATADV_DBG_ALL: the union of all the above log levels */
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BATADV_DBG_ALL = 255,
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};
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#ifdef CONFIG_BATMAN_ADV_DEBUG
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int batadv_debug_log(struct batadv_priv *bat_priv, const char *fmt, ...)
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__printf(2, 3);
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/**
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* _batadv_dbg() - Store debug output with(out) ratelimiting
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* @type: type of debug message
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* @bat_priv: the bat priv with all the soft interface information
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* @ratelimited: whether output should be rate limited
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* @fmt: format string
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* @arg: variable arguments
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*/
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#define _batadv_dbg(type, bat_priv, ratelimited, fmt, arg...) \
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do { \
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struct batadv_priv *__batpriv = (bat_priv); \
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if (atomic_read(&__batpriv->log_level) & (type) && \
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(!(ratelimited) || net_ratelimit())) \
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batadv_debug_log(__batpriv, fmt, ## arg); \
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} \
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while (0)
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#else /* !CONFIG_BATMAN_ADV_DEBUG */
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__printf(4, 5)
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static inline void _batadv_dbg(int type __always_unused,
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struct batadv_priv *bat_priv __always_unused,
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int ratelimited __always_unused,
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const char *fmt __always_unused, ...)
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{
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}
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#endif
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/**
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* batadv_dbg() - Store debug output without ratelimiting
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* @type: type of debug message
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* @bat_priv: the bat priv with all the soft interface information
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* @arg: format string and variable arguments
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*/
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#define batadv_dbg(type, bat_priv, arg...) \
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_batadv_dbg(type, bat_priv, 0, ## arg)
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/**
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* batadv_dbg_ratelimited() - Store debug output with ratelimiting
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* @type: type of debug message
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* @bat_priv: the bat priv with all the soft interface information
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* @arg: format string and variable arguments
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*/
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#define batadv_dbg_ratelimited(type, bat_priv, arg...) \
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_batadv_dbg(type, bat_priv, 1, ## arg)
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/**
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* batadv_info() - Store message in debug buffer and print it to kmsg buffer
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* @net_dev: the soft interface net device
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* @fmt: format string
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* @arg: variable arguments
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*/
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#define batadv_info(net_dev, fmt, arg...) \
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do { \
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struct net_device *_netdev = (net_dev); \
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struct batadv_priv *_batpriv = netdev_priv(_netdev); \
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batadv_dbg(BATADV_DBG_ALL, _batpriv, fmt, ## arg); \
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pr_info("%s: " fmt, _netdev->name, ## arg); \
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} while (0)
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/**
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* batadv_err() - Store error in debug buffer and print it to kmsg buffer
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* @net_dev: the soft interface net device
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* @fmt: format string
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* @arg: variable arguments
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*/
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#define batadv_err(net_dev, fmt, arg...) \
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do { \
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struct net_device *_netdev = (net_dev); \
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struct batadv_priv *_batpriv = netdev_priv(_netdev); \
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batadv_dbg(BATADV_DBG_ALL, _batpriv, fmt, ## arg); \
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pr_err("%s: " fmt, _netdev->name, ## arg); \
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} while (0)
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#endif /* _NET_BATMAN_ADV_LOG_H_ */
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