Merge tag 'mac80211-next-for-davem-2019-02-01' of... (962c382d) · Commits · 戴 / test

Documentation/driver-api/80211/mac80211.rst

+3 −0

Original line number	Diff line number	Diff line
		@@ -125,6 +125,9 @@ functions/definitions
		.. kernel-doc:: include/net/mac80211.h
		:functions: ieee80211_rx_status

		.. kernel-doc:: include/net/mac80211.h
		:functions: mac80211_rx_encoding_flags

		.. kernel-doc:: include/net/mac80211.h
		:functions: mac80211_rx_flags

drivers/net/wireless/virt_wifi.c

+0 −7

Original line number	Diff line number	Diff line
		@@ -14,11 +14,6 @@
		#include <linux/etherdevice.h>
		#include <linux/module.h>

		#include <net/cfg80211.h>
		#include <net/rtnetlink.h>
		#include <linux/etherdevice.h>
		#include <linux/module.h>

		static struct wiphy *common_wiphy;

		struct virt_wifi_wiphy_priv {
		@@ -429,13 +424,11 @@ static int virt_wifi_net_device_open(struct net_device *dev)
		static int virt_wifi_net_device_stop(struct net_device *dev)
		{
		struct virt_wifi_netdev_priv *n_priv = netdev_priv(dev);
		struct virt_wifi_wiphy_priv *w_priv;

		n_priv->is_up = false;

		if (!dev->ieee80211_ptr)
		return 0;
		w_priv = wiphy_priv(dev->ieee80211_ptr->wiphy);

		virt_wifi_cancel_scan(dev->ieee80211_ptr->wiphy);
		virt_wifi_cancel_connect(dev);

include/net/cfg80211.h

+52 −3

Original line number	Diff line number	Diff line
		@@ -835,6 +835,17 @@ struct cfg80211_bitrate_mask {
		} control[NUM_NL80211_BANDS];
		};

		/**
		* enum cfg80211_ap_settings_flags - AP settings flags
		*
		* Used by cfg80211_ap_settings
		*
		* @AP_SETTINGS_EXTERNAL_AUTH_SUPPORT: AP supports external authentication
		*/
		enum cfg80211_ap_settings_flags {
		AP_SETTINGS_EXTERNAL_AUTH_SUPPORT = BIT(0),
		};

		/**
		* struct cfg80211_ap_settings - AP configuration
		*
		@@ -865,6 +876,7 @@ struct cfg80211_bitrate_mask {
		* @he_cap: HE capabilities (or %NULL if HE isn't enabled)
		* @ht_required: stations must support HT
		* @vht_required: stations must support VHT
		* @flags: flags, as defined in enum cfg80211_ap_settings_flags
		*/
		struct cfg80211_ap_settings {
		struct cfg80211_chan_def chandef;
		@@ -890,6 +902,7 @@ struct cfg80211_ap_settings {
		const struct ieee80211_vht_cap *vht_cap;
		const struct ieee80211_he_cap_elem *he_cap;
		bool ht_required, vht_required;
		u32 flags;
		};

		/**
		@@ -1003,6 +1016,7 @@ enum station_parameters_apply_mask {
		* @support_p2p_ps: information if station supports P2P PS mechanism
		* @he_capa: HE capabilities of station
		* @he_capa_len: the length of the HE capabilities
		* @airtime_weight: airtime scheduler weight for this station
		*/
		struct station_parameters {
		const u8 *supported_rates;
		@@ -1032,6 +1046,7 @@ struct station_parameters {
		int support_p2p_ps;
		const struct ieee80211_he_cap_elem *he_capa;
		u8 he_capa_len;
		u16 airtime_weight;
		};

		/**
		@@ -1300,6 +1315,8 @@ struct cfg80211_tid_stats {
		* from this peer
		* @connected_to_gate: true if mesh STA has a path to mesh gate
		* @rx_duration: aggregate PPDU duration(usecs) for all the frames from a peer
		* @tx_duration: aggregate PPDU duration(usecs) for all the frames to a peer
		* @airtime_weight: current airtime scheduling weight
		* @pertid: per-TID statistics, see &struct cfg80211_tid_stats, using the last
		* (IEEE80211_NUM_TIDS) index for MSDUs not encapsulated in QoS-MPDUs.
		* Note that this doesn't use the @filled bit, but is used if non-NULL.
		@@ -1350,8 +1367,9 @@ struct station_info {

		u32 expected_throughput;

		u64 rx_beacon;
		u64 tx_duration;
		u64 rx_duration;
		u64 rx_beacon;
		u8 rx_beacon_signal_avg;
		u8 connected_to_gate;

		@@ -1359,6 +1377,8 @@ struct station_info {
		s8 ack_signal;
		s8 avg_ack_signal;

		u16 airtime_weight;

		u32 rx_mpdu_count;
		u32 fcs_err_count;
		};
		@@ -1422,6 +1442,8 @@ enum monitor_flags {
		* @MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled
		* @MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled
		* @MPATH_INFO_FLAGS: @flags filled
		* @MPATH_INFO_HOP_COUNT: @hop_count filled
		* @MPATH_INFO_PATH_CHANGE: @path_change_count filled
		*/
		enum mpath_info_flags {
		MPATH_INFO_FRAME_QLEN = BIT(0),
		@@ -1431,6 +1453,8 @@ enum mpath_info_flags {
		MPATH_INFO_DISCOVERY_TIMEOUT = BIT(4),
		MPATH_INFO_DISCOVERY_RETRIES = BIT(5),
		MPATH_INFO_FLAGS = BIT(6),
		MPATH_INFO_HOP_COUNT = BIT(7),
		MPATH_INFO_PATH_CHANGE = BIT(8),
		};

		/**
		@@ -1450,6 +1474,8 @@ enum mpath_info_flags {
		* This number should increase every time the list of mesh paths
		* changes, i.e. when a station is added or removed, so that
		* userspace can tell whether it got a consistent snapshot.
		* @hop_count: hops to destination
		* @path_change_count: total number of path changes to destination
		*/
		struct mpath_info {
		u32 filled;
		@@ -1460,6 +1486,8 @@ struct mpath_info {
		u32 discovery_timeout;
		u8 discovery_retries;
		u8 flags;
		u8 hop_count;
		u32 path_change_count;

		int generation;
		};
		@@ -2391,6 +2419,8 @@ enum wiphy_params_flags {
		WIPHY_PARAM_TXQ_QUANTUM = 1 << 8,
		};

		#define IEEE80211_DEFAULT_AIRTIME_WEIGHT 256

		/**
		* struct cfg80211_pmksa - PMK Security Association
		*
		@@ -2815,6 +2845,7 @@ struct cfg80211_pmk_conf {
		* use %WLAN_STATUS_UNSPECIFIED_FAILURE if user space cannot give you
		* the real status code for failures. Used only for the authentication
		* response command interface (user space to driver).
		* @pmkid: The identifier to refer a PMKSA.
		*/
		struct cfg80211_external_auth_params {
		enum nl80211_external_auth_action action;
		@@ -2822,6 +2853,7 @@ struct cfg80211_external_auth_params {
		struct cfg80211_ssid ssid;
		unsigned int key_mgmt_suite;
		u16 status;
		const u8 *pmkid;
		};

		/**
		@@ -4112,6 +4144,8 @@ struct cfg80211_pmsr_capabilities {
		* @signal_type: signal type reported in &struct cfg80211_bss.
		* @cipher_suites: supported cipher suites
		* @n_cipher_suites: number of supported cipher suites
		* @akm_suites: supported AKM suites
		* @n_akm_suites: number of supported AKM suites
		* @retry_short: Retry limit for short frames (dot11ShortRetryLimit)
		* @retry_long: Retry limit for long frames (dot11LongRetryLimit)
		* @frag_threshold: Fragmentation threshold (dot11FragmentationThreshold);
		@@ -4310,6 +4344,9 @@ struct wiphy {
		int n_cipher_suites;
		const u32 *cipher_suites;

		int n_akm_suites;
		const u32 *akm_suites;

		u8 retry_short;
		u8 retry_long;
		u32 frag_threshold;
		@@ -4573,6 +4610,17 @@ struct cfg80211_cqm_config;
		* @mesh_id_len: (private) Used by the internal configuration code
		* @mesh_id_up_len: (private) Used by the internal configuration code
		* @wext: (private) Used by the internal wireless extensions compat code
		* @wext.ibss: (private) IBSS data part of wext handling
		* @wext.connect: (private) connection handling data
		* @wext.keys: (private) (WEP) key data
		* @wext.ie: (private) extra elements for association
		* @wext.ie_len: (private) length of extra elements
		* @wext.bssid: (private) selected network BSSID
		* @wext.ssid: (private) selected network SSID
		* @wext.default_key: (private) selected default key index
		* @wext.default_mgmt_key: (private) selected default management key index
		* @wext.prev_bssid: (private) previous BSSID for reassociation
		* @wext.prev_bssid_valid: (private) previous BSSID validity
		* @use_4addr: indicates 4addr mode is used on this interface, must be
		* set by driver (if supported) on add_interface BEFORE registering the
		* netdev and may otherwise be used by driver read-only, will be update
		@@ -4672,7 +4720,8 @@ struct wireless_dev {
		struct cfg80211_cached_keys *keys;
		const u8 *ie;
		size_t ie_len;
		u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
		u8 bssid[ETH_ALEN];
		u8 prev_bssid[ETH_ALEN];
		u8 ssid[IEEE80211_MAX_SSID_LEN];
		s8 default_key, default_mgmt_key;
		bool prev_bssid_valid;
		@@ -5568,7 +5617,7 @@ void cfg80211_ibss_joined(struct net_device dev, const u8 bssid,
		* @dev: network device
		* @macaddr: the MAC address of the new candidate
		* @ie: information elements advertised by the peer candidate
		* @ie_len: lenght of the information elements buffer
		* @ie_len: length of the information elements buffer
		* @gfp: allocation flags
		*
		* This function notifies cfg80211 that the mesh peer candidate has been

include/net/mac80211.h

+171 −12

Original line number	Diff line number	Diff line
		@@ -108,9 +108,15 @@
		* The driver is expected to initialize its private per-queue data for stations
		* and interfaces in the .add_interface and .sta_add ops.
		*
		* The driver can't access the queue directly. To dequeue a frame, it calls
		* ieee80211_tx_dequeue(). Whenever mac80211 adds a new frame to a queue, it
		* calls the .wake_tx_queue driver op.
		* The driver can't access the queue directly. To dequeue a frame from a
		* txq, it calls ieee80211_tx_dequeue(). Whenever mac80211 adds a new frame to a
		* queue, it calls the .wake_tx_queue driver op.
		*
		* Drivers can optionally delegate responsibility for scheduling queues to
		* mac80211, to take advantage of airtime fairness accounting. In this case, to
		* obtain the next queue to pull frames from, the driver calls
		* ieee80211_next_txq(). The driver is then expected to return the txq using
		* ieee80211_return_txq().
		*
		* For AP powersave TIM handling, the driver only needs to indicate if it has
		* buffered packets in the driver specific data structures by calling
		@@ -936,8 +942,32 @@ ieee80211_rate_get_vht_nss(const struct ieee80211_tx_rate *rate)
		* @band: the band to transmit on (use for checking for races)
		* @hw_queue: HW queue to put the frame on, skb_get_queue_mapping() gives the AC
		* @ack_frame_id: internal frame ID for TX status, used internally
		* @control: union for control data
		* @status: union for status data
		* @control: union part for control data
		* @control.rates: TX rates array to try
		* @control.rts_cts_rate_idx: rate for RTS or CTS
		* @control.use_rts: use RTS
		* @control.use_cts_prot: use RTS/CTS
		* @control.short_preamble: use short preamble (CCK only)
		* @control.skip_table: skip externally configured rate table
		* @control.jiffies: timestamp for expiry on powersave clients
		* @control.vif: virtual interface (may be NULL)
		* @control.hw_key: key to encrypt with (may be NULL)
		* @control.flags: control flags, see &enum mac80211_tx_control_flags
		* @control.enqueue_time: enqueue time (for iTXQs)
		* @driver_rates: alias to @control.rates to reserve space
		* @pad: padding
		* @rate_driver_data: driver use area if driver needs @control.rates
		* @status: union part for status data
		* @status.rates: attempted rates
		* @status.ack_signal: ACK signal
		* @status.ampdu_ack_len: AMPDU ack length
		* @status.ampdu_len: AMPDU length
		* @status.antenna: (legacy, kept only for iwlegacy)
		* @status.tx_time: airtime consumed for transmission
		* @status.is_valid_ack_signal: ACK signal is valid
		* @status.status_driver_data: driver use area
		* @ack: union part for pure ACK data
		* @ack.cookie: cookie for the ACK
		* @driver_data: array of driver_data pointers
		* @ampdu_ack_len: number of acked aggregated frames.
		* relevant only if IEEE80211_TX_STAT_AMPDU was set.
		@@ -1157,6 +1187,7 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info)
		* @RX_FLAG_AMPDU_EOF_BIT_KNOWN: The EOF value is known
		* @RX_FLAG_RADIOTAP_HE: HE radiotap data is present
		* (&struct ieee80211_radiotap_he, mac80211 will fill in
		*
		* - DATA3_DATA_MCS
		* - DATA3_DATA_DCM
		* - DATA3_CODING
		@@ -1164,6 +1195,7 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info)
		* - DATA5_DATA_BW_RU_ALLOC
		* - DATA6_NSTS
		* - DATA3_STBC
		*
		* from the RX info data, so leave those zeroed when building this data)
		* @RX_FLAG_RADIOTAP_HE_MU: HE MU radiotap data is present
		* (&struct ieee80211_radiotap_he_mu)
		@@ -1214,7 +1246,7 @@ enum mac80211_rx_flags {
		* @RX_ENC_FLAG_HT_GF: This frame was received in a HT-greenfield transmission,
		* if the driver fills this value it should add
		* %IEEE80211_RADIOTAP_MCS_HAVE_FMT
		* to hw.radiotap_mcs_details to advertise that fact
		* to @hw.radiotap_mcs_details to advertise that fact.
		* @RX_ENC_FLAG_LDPC: LDPC was used
		* @RX_ENC_FLAG_STBC_MASK: STBC 2 bit bitmask. 1 - Nss=1, 2 - Nss=2, 3 - Nss=3
		* @RX_ENC_FLAG_BF: packet was beamformed
		@@ -2184,6 +2216,9 @@ struct ieee80211_txq {
		* MMPDUs on station interfaces. This of course requires the driver to use
		* TXQs to start with.
		*
		* @IEEE80211_HW_TX_STATUS_NO_AMPDU_LEN: Driver does not report accurate A-MPDU
		* length in tx status information
		*
		* @NUM_IEEE80211_HW_FLAGS: number of hardware flags, used for sizing arrays
		*/
		enum ieee80211_hw_flags {
		@@ -2232,6 +2267,7 @@ enum ieee80211_hw_flags {
		IEEE80211_HW_BUFF_MMPDU_TXQ,
		IEEE80211_HW_SUPPORTS_VHT_EXT_NSS_BW,
		IEEE80211_HW_STA_MMPDU_TXQ,
		IEEE80211_HW_TX_STATUS_NO_AMPDU_LEN,

		/* keep last, obviously */
		NUM_IEEE80211_HW_FLAGS
		@@ -2323,12 +2359,14 @@ enum ieee80211_hw_flags {
		* @radiotap_he: HE radiotap validity flags
		*
		* @radiotap_timestamp: Information for the radiotap timestamp field; if the
		* 'units_pos' member is set to a non-negative value it must be set to
		* a combination of a IEEE80211_RADIOTAP_TIMESTAMP_UNIT_* and a
		* IEEE80211_RADIOTAP_TIMESTAMP_SPOS_* value, and then the timestamp
		* @units_pos member is set to a non-negative value then the timestamp
		* field will be added and populated from the &struct ieee80211_rx_status
		* device_timestamp. If the 'accuracy' member is non-negative, it's put
		* into the accuracy radiotap field and the accuracy known flag is set.
		* device_timestamp.
		* @radiotap_timestamp.units_pos: Must be set to a combination of a
		* IEEE80211_RADIOTAP_TIMESTAMP_UNIT_* and a
		* IEEE80211_RADIOTAP_TIMESTAMP_SPOS_* value.
		* @radiotap_timestamp.accuracy: If non-negative, fills the accuracy in the
		* radiotap field and the accuracy known flag will be set.
		*
		* @netdev_features: netdev features to be set in each netdev created
		* from this HW. Note that not all features are usable with mac80211,
		@@ -2354,6 +2392,9 @@ enum ieee80211_hw_flags {
		* @tx_sk_pacing_shift: Pacing shift to set on TCP sockets when frames from
		* them are encountered. The default should typically not be changed,
		* unless the driver has good reasons for needing more buffers.
		*
		* @weight_multiplier: Driver specific airtime weight multiplier used while
		* refilling deficit of each TXQ.
		*/
		struct ieee80211_hw {
		struct ieee80211_conf conf;
		@@ -2390,6 +2431,7 @@ struct ieee80211_hw {
		const struct ieee80211_cipher_scheme *cipher_schemes;
		u8 max_nan_de_entries;
		u8 tx_sk_pacing_shift;
		u8 weight_multiplier;
		};

		static inline bool _ieee80211_hw_check(struct ieee80211_hw *hw,
		@@ -5401,6 +5443,34 @@ void ieee80211_sta_eosp(struct ieee80211_sta *pubsta);
		*/
		void ieee80211_send_eosp_nullfunc(struct ieee80211_sta *pubsta, int tid);

		/**
		* ieee80211_sta_register_airtime - register airtime usage for a sta/tid
		*
		* Register airtime usage for a given sta on a given tid. The driver can call
		* this function to notify mac80211 that a station used a certain amount of
		* airtime. This information will be used by the TXQ scheduler to schedule
		* stations in a way that ensures airtime fairness.
		*
		* The reported airtime should as a minimum include all time that is spent
		* transmitting to the remote station, including overhead and padding, but not
		* including time spent waiting for a TXOP. If the time is not reported by the
		* hardware it can in some cases be calculated from the rate and known frame
		* composition. When possible, the time should include any failed transmission
		* attempts.
		*
		* The driver can either call this function synchronously for every packet or
		* aggregate, or asynchronously as airtime usage information becomes available.
		* TX and RX airtime can be reported together, or separately by setting one of
		* them to 0.
		*
		* @pubsta: the station
		* @tid: the TID to register airtime for
		* @tx_airtime: airtime used during TX (in usec)
		* @rx_airtime: airtime used during RX (in usec)
		*/
		void ieee80211_sta_register_airtime(struct ieee80211_sta *pubsta, u8 tid,
		u32 tx_airtime, u32 rx_airtime);

		/**
		* ieee80211_iter_keys - iterate keys programmed into the device
		* @hw: pointer obtained from ieee80211_alloc_hw()
		@@ -6103,7 +6173,8 @@ void ieee80211_unreserve_tid(struct ieee80211_sta *sta, u8 tid);
		* ieee80211_tx_dequeue - dequeue a packet from a software tx queue
		*
		* @hw: pointer as obtained from ieee80211_alloc_hw()
		* @txq: pointer obtained from station or virtual interface
		* @txq: pointer obtained from station or virtual interface, or from
		* ieee80211_next_txq()
		*
		* Returns the skb if successful, %NULL if no frame was available.
		*
		@@ -6118,6 +6189,94 @@ void ieee80211_unreserve_tid(struct ieee80211_sta *sta, u8 tid);
		struct sk_buff ieee80211_tx_dequeue(struct ieee80211_hw hw,
		struct ieee80211_txq *txq);

		/**
		* ieee80211_next_txq - get next tx queue to pull packets from
		*
		* @hw: pointer as obtained from ieee80211_alloc_hw()
		* @ac: AC number to return packets from.
		*
		* Should only be called between calls to ieee80211_txq_schedule_start()
		* and ieee80211_txq_schedule_end().
		* Returns the next txq if successful, %NULL if no queue is eligible. If a txq
		* is returned, it should be returned with ieee80211_return_txq() after the
		* driver has finished scheduling it.
		*/
		struct ieee80211_txq ieee80211_next_txq(struct ieee80211_hw hw, u8 ac);

		/**
		* ieee80211_return_txq - return a TXQ previously acquired by ieee80211_next_txq()
		*
		* @hw: pointer as obtained from ieee80211_alloc_hw()
		* @txq: pointer obtained from station or virtual interface
		*
		* Should only be called between calls to ieee80211_txq_schedule_start()
		* and ieee80211_txq_schedule_end().
		*/
		void ieee80211_return_txq(struct ieee80211_hw hw, struct ieee80211_txq txq);

		/**
		* ieee80211_txq_schedule_start - acquire locks for safe scheduling of an AC
		*
		* @hw: pointer as obtained from ieee80211_alloc_hw()
		* @ac: AC number to acquire locks for
		*
		* Acquire locks needed to schedule TXQs from the given AC. Should be called
		* before ieee80211_next_txq() or ieee80211_return_txq().
		*/
		void ieee80211_txq_schedule_start(struct ieee80211_hw *hw, u8 ac)
		__acquires(txq_lock);

		/**
		* ieee80211_txq_schedule_end - release locks for safe scheduling of an AC
		*
		* @hw: pointer as obtained from ieee80211_alloc_hw()
		* @ac: AC number to acquire locks for
		*
		* Release locks previously acquired by ieee80211_txq_schedule_end().
		*/
		void ieee80211_txq_schedule_end(struct ieee80211_hw *hw, u8 ac)
		__releases(txq_lock);

		/**
		* ieee80211_schedule_txq - schedule a TXQ for transmission
		*
		* @hw: pointer as obtained from ieee80211_alloc_hw()
		* @txq: pointer obtained from station or virtual interface
		*
		* Schedules a TXQ for transmission if it is not already scheduled. Takes a
		* lock, which means it must not be called between
		* ieee80211_txq_schedule_start() and ieee80211_txq_schedule_end()
		*/
		void ieee80211_schedule_txq(struct ieee80211_hw hw, struct ieee80211_txq txq)
		__acquires(txq_lock) __releases(txq_lock);

		/**
		* ieee80211_txq_may_transmit - check whether TXQ is allowed to transmit
		*
		* This function is used to check whether given txq is allowed to transmit by
		* the airtime scheduler, and can be used by drivers to access the airtime
		* fairness accounting without going using the scheduling order enfored by
		* next_txq().
		*
		* Returns %true if the airtime scheduler thinks the TXQ should be allowed to
		* transmit, and %false if it should be throttled. This function can also have
		* the side effect of rotating the TXQ in the scheduler rotation, which will
		* eventually bring the deficit to positive and allow the station to transmit
		* again.
		*
		* The API ieee80211_txq_may_transmit() also ensures that TXQ list will be
		* aligned aginst driver's own round-robin scheduler list. i.e it rotates
		* the TXQ list till it makes the requested node becomes the first entry
		* in TXQ list. Thus both the TXQ list and driver's list are in sync. If this
		* function returns %true, the driver is expected to schedule packets
		* for transmission, and then return the TXQ through ieee80211_return_txq().
		*
		* @hw: pointer as obtained from ieee80211_alloc_hw()
		* @txq: pointer obtained from station or virtual interface
		*/
		bool ieee80211_txq_may_transmit(struct ieee80211_hw *hw,
		struct ieee80211_txq *txq);

		/**
		* ieee80211_txq_get_depth - get pending frame/byte count of given txq
		*

include/net/netlink.h

+6 −2

Original line number	Diff line number	Diff line
		@@ -306,10 +306,14 @@ struct nla_policy {
		#define NLA_POLICY_ETH_ADDR NLA_POLICY_EXACT_LEN(ETH_ALEN)
		#define NLA_POLICY_ETH_ADDR_COMPAT NLA_POLICY_EXACT_LEN_WARN(ETH_ALEN)

		#define NLA_POLICY_NESTED(maxattr, policy) \
		#define _NLA_POLICY_NESTED(maxattr, policy) \
		{ .type = NLA_NESTED, .validation_data = policy, .len = maxattr }
		#define NLA_POLICY_NESTED_ARRAY(maxattr, policy) \
		#define _NLA_POLICY_NESTED_ARRAY(maxattr, policy) \
		{ .type = NLA_NESTED_ARRAY, .validation_data = policy, .len = maxattr }
		#define NLA_POLICY_NESTED(policy) \
		_NLA_POLICY_NESTED(ARRAY_SIZE(policy) - 1, policy)
		#define NLA_POLICY_NESTED_ARRAY(policy) \
		_NLA_POLICY_NESTED_ARRAY(ARRAY_SIZE(policy) - 1, policy)

		#define __NLA_ENSURE(condition) BUILD_BUG_ON_ZERO(!(condition))
		#define NLA_ENSURE_INT_TYPE(tp) \

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