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Commit f1160434 authored by Johannes Berg's avatar Johannes Berg
Browse files

mac80211: clean up global debugfs statistics 



The debugfs statistics macros are pointlessly verbose, so change
that macro to just have a single argument. While at it, remove
the unused counters and rename rx_expand_skb_head2 to the better
rx_expand_skb_head_defrag.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent b8e69d51

net/mac80211/debugfs.c

+26 −48
Original line number Diff line number Diff line
@@ -219,8 +219,8 @@ static const struct file_operations stats_ ##name## _ops = { \ 
	.llseek = generic_file_llseek,					\

};



#define DEBUGFS_STATS_ADD(name, field)					\

	debugfs_create_u32(#name, 0400, statsd, (u32 *) &field);

#define DEBUGFS_STATS_ADD(name)					\

	debugfs_create_u32(#name, 0400, statsd, &local->name);

#define DEBUGFS_DEVSTATS_ADD(name)					\

	debugfs_create_file(#name, 0400, statsd, local, &stats_ ##name## _ops);
@@ -255,53 +255,31 @@ void debugfs_hw_add(struct ieee80211_local *local) 
	if (!statsd)

		return;



	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);

	DEBUGFS_STATS_ADD(dot11TransmittedFragmentCount);

	DEBUGFS_STATS_ADD(dot11MulticastTransmittedFrameCount);

	DEBUGFS_STATS_ADD(dot11FailedCount);

	DEBUGFS_STATS_ADD(dot11RetryCount);

	DEBUGFS_STATS_ADD(dot11MultipleRetryCount);

	DEBUGFS_STATS_ADD(dot11FrameDuplicateCount);

	DEBUGFS_STATS_ADD(dot11ReceivedFragmentCount);

	DEBUGFS_STATS_ADD(dot11MulticastReceivedFrameCount);

	DEBUGFS_STATS_ADD(dot11TransmittedFrameCount);

#ifdef CONFIG_MAC80211_DEBUG_COUNTERS

	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_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(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);

	DEBUGFS_STATS_ADD(tx_handlers_drop);

	DEBUGFS_STATS_ADD(tx_handlers_queued);

	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(tx_expand_skb_head);

	DEBUGFS_STATS_ADD(tx_expand_skb_head_cloned);

	DEBUGFS_STATS_ADD(rx_expand_skb_head_defrag);

	DEBUGFS_STATS_ADD(rx_handlers_fragments);

	DEBUGFS_STATS_ADD(tx_status_drop);

#endif

	DEBUGFS_DEVSTATS_ADD(dot11ACKFailureCount);

	DEBUGFS_DEVSTATS_ADD(dot11RTSFailureCount);

net/mac80211/ieee80211_i.h

+1 −3
Original line number Diff line number Diff line
@@ -1282,7 +1282,6 @@ struct ieee80211_local { 
	/* TX/RX handler statistics */

	unsigned int tx_handlers_drop;

	unsigned int tx_handlers_queued;

	unsigned int tx_handlers_drop_fragment;

	unsigned int tx_handlers_drop_wep;

	unsigned int tx_handlers_drop_not_assoc;

	unsigned int tx_handlers_drop_unauth_port;
@@ -1293,8 +1292,7 @@ struct ieee80211_local { 
	unsigned int rx_handlers_drop_short;

	unsigned int tx_expand_skb_head;

	unsigned int tx_expand_skb_head_cloned;

	unsigned int rx_expand_skb_head;

	unsigned int rx_expand_skb_head2;

	unsigned int rx_expand_skb_head_defrag;

	unsigned int rx_handlers_fragments;

	unsigned int tx_status_drop;

#define I802_DEBUG_INC(c) (c)++

net/mac80211/rx.c

+1 −1
Original line number Diff line number Diff line
@@ -1868,7 +1868,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx) 


	rx->skb = __skb_dequeue(&entry->skb_list);

	if (skb_tailroom(rx->skb) < entry->extra_len) {

		I802_DEBUG_INC(rx->local->rx_expand_skb_head2);

		I802_DEBUG_INC(rx->local->rx_expand_skb_head_defrag);

		if (unlikely(pskb_expand_head(rx->skb, 0, entry->extra_len,

					      GFP_ATOMIC))) {

			I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag);