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Commit 6e045905 authored by Johannes Berg's avatar Johannes Berg
Browse files

cfg80211: add complete data to station add/change tracing 



Complete the tracepoint with the missing data - it's not printed
by default (a lot of it is dynamic arrays) but will be recorded
and be available during post-processing.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent a1056b1b

net/wireless/trace.h

+38 −0
Original line number Original line Diff line number Diff line
@@ -623,12 +623,24 @@ DECLARE_EVENT_CLASS(station_add_change, 
		__field(u32, sta_flags_set)

		__field(u32, sta_flags_set)

		__field(u32, sta_modify_mask)

		__field(u32, sta_modify_mask)

		__field(int, listen_interval)

		__field(int, listen_interval)

		__field(u16, capability)

		__field(u16, aid)

		__field(u16, aid)

		__field(u8, plink_action)

		__field(u8, plink_action)

		__field(u8, plink_state)

		__field(u8, plink_state)

		__field(u8, uapsd_queues)

		__field(u8, uapsd_queues)

		__field(u8, max_sp)

		__field(u8, opmode_notif)

		__field(bool, opmode_notif_used)

		__array(u8, ht_capa, (int)sizeof(struct ieee80211_ht_cap))

		__array(u8, ht_capa, (int)sizeof(struct ieee80211_ht_cap))

		__array(u8, vht_capa, (int)sizeof(struct ieee80211_vht_cap))

		__array(char, vlan, IFNAMSIZ)

		__array(char, vlan, IFNAMSIZ)

		__dynamic_array(u8, supported_rates,

				params->supported_rates_len)

		__dynamic_array(u8, ext_capab, params->ext_capab_len)

		__dynamic_array(u8, supported_channels,

				params->supported_channels_len)

		__dynamic_array(u8, supported_oper_classes,

				params->supported_oper_classes_len)

	),

	),

	TP_fast_assign(

	TP_fast_assign(

		WIPHY_ASSIGN;

		WIPHY_ASSIGN;
@@ -646,9 +658,35 @@ DECLARE_EVENT_CLASS(station_add_change, 
		if (params->ht_capa)

		if (params->ht_capa)

			memcpy(__entry->ht_capa, params->ht_capa,

			memcpy(__entry->ht_capa, params->ht_capa,

			       sizeof(struct ieee80211_ht_cap));

			       sizeof(struct ieee80211_ht_cap));

		memset(__entry->vht_capa, 0, sizeof(struct ieee80211_vht_cap));

		if (params->vht_capa)

			memcpy(__entry->vht_capa, params->vht_capa,

			       sizeof(struct ieee80211_vht_cap));

		memset(__entry->vlan, 0, sizeof(__entry->vlan));

		memset(__entry->vlan, 0, sizeof(__entry->vlan));

		if (params->vlan)

		if (params->vlan)

			memcpy(__entry->vlan, params->vlan->name, IFNAMSIZ);

			memcpy(__entry->vlan, params->vlan->name, IFNAMSIZ);

		if (params->supported_rates && params->supported_rates_len)

			memcpy(__get_dynamic_array(supported_rates),

			       params->supported_rates,

			       params->supported_rates_len);

		if (params->ext_capab && params->ext_capab_len)

			memcpy(__get_dynamic_array(ext_capab),

			       params->ext_capab,

			       params->ext_capab_len);

		if (params->supported_channels &&

		    params->supported_channels_len)

			memcpy(__get_dynamic_array(supported_channels),

			       params->supported_channels,

			       params->supported_channels_len);

		if (params->supported_oper_classes &&

		    params->supported_oper_classes_len)

			memcpy(__get_dynamic_array(supported_oper_classes),

			       params->supported_oper_classes,

			       params->supported_oper_classes_len);

		__entry->max_sp = params->max_sp;

		__entry->capability = params->capability;

		__entry->opmode_notif = params->opmode_notif;

		__entry->opmode_notif_used = params->opmode_notif_used;

	),

	),

	TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", station mac: " MAC_PR_FMT

	TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", station mac: " MAC_PR_FMT

		  ", station flags mask: %u, station flags set: %u, "

		  ", station flags mask: %u, station flags set: %u, "