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openwrtv4/package/mac80211/patches/300-mac80211_debugfs_debloat.patch
Felix Fietkau c890f0d4df mac80211: reduce the size of the debugfs code 
SVN-Revision: 21657
2010-06-02 01:12:16 +00:00

262 lines
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--- a/net/mac80211/debugfs.c
+++ b/net/mac80211/debugfs.c
@@ -307,9 +307,6 @@ static const struct file_operations queu
/* statistics stuff */
-#define DEBUGFS_STATS_FILE(name, buflen, fmt, value...) \
- DEBUGFS_READONLY_FILE(stats_ ##name, buflen, fmt, ##value)
-
static ssize_t format_devstat_counter(struct ieee80211_local *local,
char __user *userbuf,
size_t count, loff_t *ppos,
@@ -351,75 +348,16 @@ static const struct file_operations stat
.open = mac80211_open_file_generic, \
};
-#define DEBUGFS_STATS_ADD(name) \
+#define DEBUGFS_STATS_ADD(name, field) \
+ debugfs_create_u32(#name, 0400, statsd, (u32 *) &field);
+#define DEBUGFS_DEVSTATS_ADD(name) \
debugfs_create_file(#name, 0400, statsd, local, &stats_ ##name## _ops);
-DEBUGFS_STATS_FILE(transmitted_fragment_count, 20, "%u",
- local->dot11TransmittedFragmentCount);
-DEBUGFS_STATS_FILE(multicast_transmitted_frame_count, 20, "%u",
- local->dot11MulticastTransmittedFrameCount);
-DEBUGFS_STATS_FILE(failed_count, 20, "%u",
- local->dot11FailedCount);
-DEBUGFS_STATS_FILE(retry_count, 20, "%u",
- local->dot11RetryCount);
-DEBUGFS_STATS_FILE(multiple_retry_count, 20, "%u",
- local->dot11MultipleRetryCount);
-DEBUGFS_STATS_FILE(frame_duplicate_count, 20, "%u",
- local->dot11FrameDuplicateCount);
-DEBUGFS_STATS_FILE(received_fragment_count, 20, "%u",
- local->dot11ReceivedFragmentCount);
-DEBUGFS_STATS_FILE(multicast_received_frame_count, 20, "%u",
- local->dot11MulticastReceivedFrameCount);
-DEBUGFS_STATS_FILE(transmitted_frame_count, 20, "%u",
- local->dot11TransmittedFrameCount);
-#ifdef CONFIG_MAC80211_DEBUG_COUNTERS
-DEBUGFS_STATS_FILE(tx_handlers_drop, 20, "%u",
- local->tx_handlers_drop);
-DEBUGFS_STATS_FILE(tx_handlers_queued, 20, "%u",
- local->tx_handlers_queued);
-DEBUGFS_STATS_FILE(tx_handlers_drop_unencrypted, 20, "%u",
- local->tx_handlers_drop_unencrypted);
-DEBUGFS_STATS_FILE(tx_handlers_drop_fragment, 20, "%u",
- local->tx_handlers_drop_fragment);
-DEBUGFS_STATS_FILE(tx_handlers_drop_wep, 20, "%u",
- local->tx_handlers_drop_wep);
-DEBUGFS_STATS_FILE(tx_handlers_drop_not_assoc, 20, "%u",
- local->tx_handlers_drop_not_assoc);
-DEBUGFS_STATS_FILE(tx_handlers_drop_unauth_port, 20, "%u",
- local->tx_handlers_drop_unauth_port);
-DEBUGFS_STATS_FILE(rx_handlers_drop, 20, "%u",
- local->rx_handlers_drop);
-DEBUGFS_STATS_FILE(rx_handlers_queued, 20, "%u",
- local->rx_handlers_queued);
-DEBUGFS_STATS_FILE(rx_handlers_drop_nullfunc, 20, "%u",
- local->rx_handlers_drop_nullfunc);
-DEBUGFS_STATS_FILE(rx_handlers_drop_defrag, 20, "%u",
- local->rx_handlers_drop_defrag);
-DEBUGFS_STATS_FILE(rx_handlers_drop_short, 20, "%u",
- local->rx_handlers_drop_short);
-DEBUGFS_STATS_FILE(rx_handlers_drop_passive_scan, 20, "%u",
- local->rx_handlers_drop_passive_scan);
-DEBUGFS_STATS_FILE(tx_expand_skb_head, 20, "%u",
- local->tx_expand_skb_head);
-DEBUGFS_STATS_FILE(tx_expand_skb_head_cloned, 20, "%u",
- local->tx_expand_skb_head_cloned);
-DEBUGFS_STATS_FILE(rx_expand_skb_head, 20, "%u",
- local->rx_expand_skb_head);
-DEBUGFS_STATS_FILE(rx_expand_skb_head2, 20, "%u",
- local->rx_expand_skb_head2);
-DEBUGFS_STATS_FILE(rx_handlers_fragments, 20, "%u",
- local->rx_handlers_fragments);
-DEBUGFS_STATS_FILE(tx_status_drop, 20, "%u",
- local->tx_status_drop);
-
-#endif
-
DEBUGFS_DEVSTATS_FILE(dot11ACKFailureCount);
DEBUGFS_DEVSTATS_FILE(dot11RTSFailureCount);
DEBUGFS_DEVSTATS_FILE(dot11FCSErrorCount);
DEBUGFS_DEVSTATS_FILE(dot11RTSSuccessCount);
-
void debugfs_hw_add(struct ieee80211_local *local)
{
struct dentry *phyd = local->hw.wiphy->debugfsdir;
@@ -448,38 +386,60 @@ void debugfs_hw_add(struct ieee80211_loc
if (!statsd)
return;
- DEBUGFS_STATS_ADD(transmitted_fragment_count);
- DEBUGFS_STATS_ADD(multicast_transmitted_frame_count);
- DEBUGFS_STATS_ADD(failed_count);
- DEBUGFS_STATS_ADD(retry_count);
- DEBUGFS_STATS_ADD(multiple_retry_count);
- DEBUGFS_STATS_ADD(frame_duplicate_count);
- DEBUGFS_STATS_ADD(received_fragment_count);
- DEBUGFS_STATS_ADD(multicast_received_frame_count);
- DEBUGFS_STATS_ADD(transmitted_frame_count);
+ DEBUGFS_STATS_ADD(transmitted_fragment_count,
+ local->dot11TransmittedFragmentCount);
+ DEBUGFS_STATS_ADD(multicast_transmitted_frame_count,
+ local->dot11MulticastTransmittedFrameCount);
+ DEBUGFS_STATS_ADD(failed_count, local->dot11FailedCount);
+ DEBUGFS_STATS_ADD(retry_count, local->dot11RetryCount);
+ DEBUGFS_STATS_ADD(multiple_retry_count,
+ local->dot11MultipleRetryCount);
+ DEBUGFS_STATS_ADD(frame_duplicate_count,
+ local->dot11FrameDuplicateCount);
+ DEBUGFS_STATS_ADD(received_fragment_count,
+ local->dot11ReceivedFragmentCount);
+ DEBUGFS_STATS_ADD(multicast_received_frame_count,
+ local->dot11MulticastReceivedFrameCount);
+ DEBUGFS_STATS_ADD(transmitted_frame_count,
+ local->dot11TransmittedFrameCount);
#ifdef CONFIG_MAC80211_DEBUG_COUNTERS
- DEBUGFS_STATS_ADD(tx_handlers_drop);
- DEBUGFS_STATS_ADD(tx_handlers_queued);
- DEBUGFS_STATS_ADD(tx_handlers_drop_unencrypted);
- DEBUGFS_STATS_ADD(tx_handlers_drop_fragment);
- DEBUGFS_STATS_ADD(tx_handlers_drop_wep);
- DEBUGFS_STATS_ADD(tx_handlers_drop_not_assoc);
- DEBUGFS_STATS_ADD(tx_handlers_drop_unauth_port);
- DEBUGFS_STATS_ADD(rx_handlers_drop);
- DEBUGFS_STATS_ADD(rx_handlers_queued);
- DEBUGFS_STATS_ADD(rx_handlers_drop_nullfunc);
- DEBUGFS_STATS_ADD(rx_handlers_drop_defrag);
- DEBUGFS_STATS_ADD(rx_handlers_drop_short);
- DEBUGFS_STATS_ADD(rx_handlers_drop_passive_scan);
- DEBUGFS_STATS_ADD(tx_expand_skb_head);
- DEBUGFS_STATS_ADD(tx_expand_skb_head_cloned);
- DEBUGFS_STATS_ADD(rx_expand_skb_head);
- DEBUGFS_STATS_ADD(rx_expand_skb_head2);
- DEBUGFS_STATS_ADD(rx_handlers_fragments);
- DEBUGFS_STATS_ADD(tx_status_drop);
+ DEBUGFS_STATS_ADD(tx_handlers_drop, local->tx_handlers_drop);
+ DEBUGFS_STATS_ADD(tx_handlers_queued, local->tx_handlers_queued);
+ DEBUGFS_STATS_ADD(tx_handlers_drop_unencrypted,
+ local->tx_handlers_drop_unencrypted);
+ DEBUGFS_STATS_ADD(tx_handlers_drop_fragment,
+ local->tx_handlers_drop_fragment);
+ DEBUGFS_STATS_ADD(tx_handlers_drop_wep,
+ local->tx_handlers_drop_wep);
+ DEBUGFS_STATS_ADD(tx_handlers_drop_not_assoc,
+ local->tx_handlers_drop_not_assoc);
+ DEBUGFS_STATS_ADD(tx_handlers_drop_unauth_port,
+ local->tx_handlers_drop_unauth_port);
+ DEBUGFS_STATS_ADD(rx_handlers_drop, local->rx_handlers_drop);
+ DEBUGFS_STATS_ADD(rx_handlers_queued, local->rx_handlers_queued);
+ DEBUGFS_STATS_ADD(rx_handlers_drop_nullfunc,
+ local->rx_handlers_drop_nullfunc);
+ DEBUGFS_STATS_ADD(rx_handlers_drop_defrag,
+ local->rx_handlers_drop_defrag);
+ DEBUGFS_STATS_ADD(rx_handlers_drop_short,
+ local->rx_handlers_drop_short);
+ DEBUGFS_STATS_ADD(rx_handlers_drop_passive_scan,
+ local->rx_handlers_drop_passive_scan);
+ DEBUGFS_STATS_ADD(tx_expand_skb_head,
+ local->tx_expand_skb_head);
+ DEBUGFS_STATS_ADD(tx_expand_skb_head_cloned,
+ local->tx_expand_skb_head_cloned);
+ DEBUGFS_STATS_ADD(rx_expand_skb_head,
+ local->rx_expand_skb_head);
+ DEBUGFS_STATS_ADD(rx_expand_skb_head2,
+ local->rx_expand_skb_head2);
+ DEBUGFS_STATS_ADD(rx_handlers_fragments,
+ local->rx_handlers_fragments);
+ DEBUGFS_STATS_ADD(tx_status_drop,
+ local->tx_status_drop);
#endif
- DEBUGFS_STATS_ADD(dot11ACKFailureCount);
- DEBUGFS_STATS_ADD(dot11RTSFailureCount);
- DEBUGFS_STATS_ADD(dot11FCSErrorCount);
- DEBUGFS_STATS_ADD(dot11RTSSuccessCount);
+ DEBUGFS_DEVSTATS_ADD(dot11ACKFailureCount);
+ DEBUGFS_DEVSTATS_ADD(dot11RTSFailureCount);
+ DEBUGFS_DEVSTATS_ADD(dot11FCSErrorCount);
+ DEBUGFS_DEVSTATS_ADD(dot11RTSSuccessCount);
}
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -30,7 +30,6 @@ static ssize_t sta_ ##name## _read(struc
}
#define STA_READ_D(name, field) STA_READ(name, 20, field, "%d\n")
#define STA_READ_U(name, field) STA_READ(name, 20, field, "%u\n")
-#define STA_READ_LU(name, field) STA_READ(name, 20, field, "%lu\n")
#define STA_READ_S(name, field) STA_READ(name, 20, field, "%s\n")
#define STA_OPS(name) \
@@ -52,19 +51,7 @@ static const struct file_operations sta_
STA_FILE(aid, sta.aid, D);
STA_FILE(dev, sdata->name, S);
-STA_FILE(rx_packets, rx_packets, LU);
-STA_FILE(tx_packets, tx_packets, LU);
-STA_FILE(rx_bytes, rx_bytes, LU);
-STA_FILE(tx_bytes, tx_bytes, LU);
-STA_FILE(rx_duplicates, num_duplicates, LU);
-STA_FILE(rx_fragments, rx_fragments, LU);
-STA_FILE(rx_dropped, rx_dropped, LU);
-STA_FILE(tx_fragments, tx_fragments, LU);
-STA_FILE(tx_filtered, tx_filtered_count, LU);
-STA_FILE(tx_retry_failed, tx_retry_failed, LU);
-STA_FILE(tx_retry_count, tx_retry_count, LU);
STA_FILE(last_signal, last_signal, D);
-STA_FILE(wep_weak_iv_count, wep_weak_iv_count, LU);
static ssize_t sta_flags_read(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
@@ -307,6 +294,13 @@ STA_OPS(ht_capa);
debugfs_create_file(#name, 0400, \
sta->debugfs.dir, sta, &sta_ ##name## _ops);
+#define DEBUGFS_ADD_COUNTER(name, field) \
+ if (sizeof(sta->field) == sizeof(u32)) \
+ debugfs_create_u32(#name, 0400, sta->debugfs.dir, \
+ (u32 *) &sta->field); \
+ else \
+ debugfs_create_u64(#name, 0400, sta->debugfs.dir, \
+ (u64 *) &sta->field);
void ieee80211_sta_debugfs_add(struct sta_info *sta)
{
@@ -339,20 +333,21 @@ void ieee80211_sta_debugfs_add(struct st
DEBUGFS_ADD(last_seq_ctrl);
DEBUGFS_ADD(agg_status);
DEBUGFS_ADD(dev);
- DEBUGFS_ADD(rx_packets);
- DEBUGFS_ADD(tx_packets);
- DEBUGFS_ADD(rx_bytes);
- DEBUGFS_ADD(tx_bytes);
- DEBUGFS_ADD(rx_duplicates);
- DEBUGFS_ADD(rx_fragments);
- DEBUGFS_ADD(rx_dropped);
- DEBUGFS_ADD(tx_fragments);
- DEBUGFS_ADD(tx_filtered);
- DEBUGFS_ADD(tx_retry_failed);
- DEBUGFS_ADD(tx_retry_count);
DEBUGFS_ADD(last_signal);
- DEBUGFS_ADD(wep_weak_iv_count);
DEBUGFS_ADD(ht_capa);
+
+ DEBUGFS_ADD_COUNTER(rx_packets, rx_packets);
+ DEBUGFS_ADD_COUNTER(tx_packets, tx_packets);
+ DEBUGFS_ADD_COUNTER(rx_bytes, rx_bytes);
+ DEBUGFS_ADD_COUNTER(tx_bytes, tx_bytes);
+ DEBUGFS_ADD_COUNTER(rx_duplicates, num_duplicates);
+ DEBUGFS_ADD_COUNTER(rx_fragments, rx_fragments);
+ DEBUGFS_ADD_COUNTER(rx_dropped, rx_dropped);
+ DEBUGFS_ADD_COUNTER(tx_fragments, tx_fragments);
+ DEBUGFS_ADD_COUNTER(tx_filtered, tx_filtered_count);
+ DEBUGFS_ADD_COUNTER(tx_retry_failed, tx_retry_failed);
+ DEBUGFS_ADD_COUNTER(tx_retry_count, tx_retry_count);
+ DEBUGFS_ADD_COUNTER(wep_weak_iv_count, wep_weak_iv_count);
}
void ieee80211_sta_debugfs_remove(struct sta_info *sta)
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