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mac80211: trace debug messages

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It can be very useful to have all debug messages
available when debugging, but hard to correlate
between different sources, so add a trace event
for all mac80211 debug messages.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2012-06-22 13:36:25 +02:00
parent 011ad0e9f8
commit 3fae027316
4 changed files with 136 additions and 0 deletions
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18
net/mac80211/debug.h
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@@ -1,5 +1,6 @@
#ifndef __MAC80211_DEBUG_H
#define __MAC80211_DEBUG_H
#include <net/cfg80211.h>
#ifdef CONFIG_MAC80211_IBSS_DEBUG
#define MAC80211_IBSS_DEBUG 1
@@ -61,6 +62,22 @@
#define MAC80211_MLME_DEBUG 0
#endif
#ifdef CONFIG_MAC80211_MESSAGE_TRACING
void __sdata_info(const char *fmt, ...) __printf(1, 2);
void __sdata_dbg(bool print, const char *fmt, ...) __printf(2, 3);
void __sdata_err(const char *fmt, ...) __printf(1, 2);
void __wiphy_dbg(struct wiphy *wiphy, bool print, const char *fmt, ...)
__printf(3, 4);
#define _sdata_info(sdata, fmt, ...) \
__sdata_info("%s: " fmt, (sdata)->name, ##__VA_ARGS__)
#define _sdata_dbg(print, sdata, fmt, ...) \
__sdata_dbg(print, "%s: " fmt, (sdata)->name, ##__VA_ARGS__)
#define _sdata_err(sdata, fmt, ...) \
__sdata_err("%s: " fmt, (sdata)->name, ##__VA_ARGS__)
#define _wiphy_dbg(print, wiphy, fmt, ...) \
__wiphy_dbg(wiphy, print, fmt, ##__VA_ARGS__)
#else
#define _sdata_info(sdata, fmt, ...) \
do { \
pr_info("%s: " fmt, \
@@ -85,6 +102,7 @@ do { \
if (print) \
wiphy_dbg((wiphy), fmt, ##__VA_ARGS__); \
} while (0)
#endif
#define sdata_info(sdata, fmt, ...) \
_sdata_info(sdata, fmt, ##__VA_ARGS__)