@@ -242,6 +242,8 @@ static void dccp_ackvec_add_new(struct dccp_ackvec *av, u32 num_packets,
/**
* dccp_ackvec_input - Register incoming packet in the buffer
+ * @av: Ack Vector to register packet to
+ * @skb: Packet to register
*/
void dccp_ackvec_input(struct dccp_ackvec *av, struct sk_buff *skb)
{
@@ -273,6 +275,9 @@ void dccp_ackvec_input(struct dccp_ackvec *av, struct sk_buff *skb)
/**
* dccp_ackvec_clear_state - Perform house-keeping / garbage-collection
+ * @av: Ack Vector record to clean
+ * @ackno: last Ack Vector which has been acknowledged
+ *
* This routine is called when the peer acknowledges the receipt of Ack Vectors
* up to and including @ackno. While based on section A.3 of RFC 4340, here
* are additional precautions to prevent corrupted buffer state. In particular,
@@ -181,6 +181,9 @@ MODULE_PARM_DESC(ccid2_do_cwv, "Perform RFC2861 Congestion Window Validation");
/**
* ccid2_update_used_window - Track how much of cwnd is actually used
+ * @hc: socket to update window
+ * @new_wnd: new window values to add into the filter
+ *
* This is done in addition to CWV. The sender needs to have an idea of how many
* packets may be in flight, to set the local Sequence Window value accordingly
* (RFC 4340, 7.5.2). The CWV mechanism is exploited to keep track of the
@@ -349,6 +352,8 @@ static void ccid2_hc_tx_packet_sent(struct sock *sk, unsigned int len)
/**
* ccid2_rtt_estimator - Sample RTT and compute RTO using RFC2988 algorithm
+ * @sk: socket to perform estimator on
+ *
* This code is almost identical with TCP's tcp_rtt_estimator(), since
* - it has a higher sampling frequency (recommended by RFC 1323),
* - the RTO does not collapse into RTT due to RTTVAR going towards zero,
@@ -79,6 +79,8 @@ static inline u64 rfc3390_initial_rate(struct sock *sk)
/**
* ccid3_update_send_interval - Calculate new t_ipi = s / X_inst
+ * @hc: socket to be have the send interval updated
+ *
* This respects the granularity of X_inst (64 * bytes/second).
*/
static void ccid3_update_send_interval(struct ccid3_hc_tx_sock *hc)
@@ -99,6 +101,7 @@ static u32 ccid3_hc_tx_idle_rtt(struct ccid3_hc_tx_sock *hc, ktime_t now)
/**
* ccid3_hc_tx_update_x - Update allowed sending rate X
+ * @sk: socket to be updated
* @stamp: most recent time if available - can be left NULL.
*
* This function tracks draft rfc3448bis, check there for latest details.
@@ -151,6 +154,7 @@ static void ccid3_hc_tx_update_x(struct sock *sk, ktime_t *stamp)
/**
* ccid3_hc_tx_update_s - Track the mean packet size `s'
+ * @hc: socket to be updated
* @len: DCCP packet payload size in bytes
*
* cf. RFC 4342, 5.3 and RFC 3448, 4.1
@@ -259,6 +263,7 @@ static void ccid3_hc_tx_no_feedback_timer(struct timer_list *t)
/**
* ccid3_hc_tx_send_packet - Delay-based dequeueing of TX packets
+ * @sk: socket to send packet from
* @skb: next packet candidate to send on @sk
*
* This function uses the convention of ccid_packet_dequeue_eval() and
@@ -655,6 +660,7 @@ static int ccid3_hc_rx_insert_options(struct sock *sk, struct sk_buff *skb)
/**
* ccid3_first_li - Implements [RFC 5348, 6.3.1]
+ * @sk: socket to calculate loss interval for
*
* Determine the length of the first loss interval via inverse lookup.
* Assume that X_recv can be computed by the throughput equation
@@ -79,6 +79,9 @@ static void tfrc_lh_calc_i_mean(struct tfrc_loss_hist *lh)
/**
* tfrc_lh_update_i_mean - Update the `open' loss interval I_0
+ * @lh: histogram to update
+ * @skb: received socket triggering loss interval update
+ *
* For recomputing p: returns `true' if p > p_prev <=> 1/p < 1/p_prev
*/
u8 tfrc_lh_update_i_mean(struct tfrc_loss_hist *lh, struct sk_buff *skb)
@@ -385,6 +385,9 @@ static inline struct tfrc_rx_hist_entry *
/**
* tfrc_rx_hist_sample_rtt - Sample RTT from timestamp / CCVal
+ * @h: receive histogram
+ * @skb: packet containing timestamp.
+ *
* Based on ideas presented in RFC 4342, 8.1. Returns 0 if it was not able
* to compute a sample with given data - calling function should check this.
*/
@@ -996,6 +996,8 @@ int dccp_feat_finalise_settings(struct dccp_sock *dp)
/**
* dccp_feat_server_ccid_dependencies - Resolve CCID-dependent features
+ * @dreq: server socket to resolve
+ *
* It is the server which resolves the dependencies once the CCID has been
* fully negotiated. If no CCID has been negotiated, it uses the default CCID.
*/
@@ -1033,6 +1035,10 @@ static int dccp_feat_preflist_match(u8 *servlist, u8 slen, u8 *clilist, u8 clen)
/**
* dccp_feat_prefer - Move preferred entry to the start of array
+ * @preferred_value: Entry to move to start of array
+ * @array: Array of preferred entries
+ * @array_len: Size of he array
+ *
* Reorder the @array_len elements in @array so that @preferred_value comes
* first. Returns >0 to indicate that @preferred_value does occur in @array.
*/
@@ -143,6 +143,8 @@ static int dccp_transmit_skb(struct sock *sk, struct sk_buff *skb)
/**
* dccp_determine_ccmps - Find out about CCID-specific packet-size limits
+ * @dp: socket to find packet size limits of
+ *
* We only consider the HC-sender CCID for setting the CCMPS (RFC 4340, 14.),
* since the RX CCID is restricted to feedback packets (Acks), which are small
* in comparison with the data traffic. A value of 0 means "no current CCMPS".
@@ -236,6 +238,8 @@ static int dccp_wait_for_ccid(struct sock *sk, unsigned long delay)
/**
* dccp_xmit_packet - Send data packet under control of CCID
+ * @sk: socket to send data packet on
+ *
* Transmits next-queued payload and informs CCID to account for the packet.
*/
static void dccp_xmit_packet(struct sock *sk)
@@ -296,6 +300,9 @@ static void dccp_xmit_packet(struct sock *sk)
/**
* dccp_flush_write_queue - Drain queue at end of connection
+ * @sk: Socket to be drained
+ * @time_budget: time allowed to drain the queue.
+ *
* Since dccp_sendmsg queues packets without waiting for them to be sent, it may
* happen that the TX queue is not empty at the end of a connection. We give the
* HC-sender CCID a grace period of up to @time_budget jiffies. If this function
@@ -367,6 +374,8 @@ void dccp_write_xmit(struct sock *sk)
/**
* dccp_retransmit_skb - Retransmit Request, Close, or CloseReq packets
+ * @sk: Socket to perform retransmit on
+ *
* There are only four retransmittable packet types in DCCP:
* - Request in client-REQUEST state (sec. 8.1.1),
* - CloseReq in server-CLOSEREQ state (sec. 8.3),
@@ -65,14 +65,16 @@ static bool qpolicy_prio_full(struct sock *sk)
* @push: add a new @skb to the write queue
* @full: indicates that no more packets will be admitted
* @top: peeks at whatever the queueing policy defines as its `top'
+ * @params: parameter passed to policy operation
*/
-static struct dccp_qpolicy_operations {
+struct dccp_qpolicy_operations {
void (*push) (struct sock *sk, struct sk_buff *skb);
bool (*full) (struct sock *sk);
struct sk_buff* (*top) (struct sock *sk);
__be32 params;
+};
-} qpol_table[DCCPQ_POLICY_MAX] = {
+static struct dccp_qpolicy_operations qpol_table[DCCPQ_POLICY_MAX] = {
[DCCPQ_POLICY_SIMPLE] = {
.push = qpolicy_simple_push,
.full = qpolicy_simple_full,
net/dccp/ccids/ccid2.c:190: warning: Function parameter or member 'hc' not described in 'ccid2_update_used_window' net/dccp/ccids/ccid2.c:190: warning: Function parameter or member 'new_wnd' not described in 'ccid2_update_used_window' net/dccp/ccids/ccid2.c:360: warning: Function parameter or member 'sk' not described in 'ccid2_rtt_estimator' net/dccp/ccids/ccid3.c:112: warning: Function parameter or member 'sk' not described in 'ccid3_hc_tx_update_x' net/dccp/ccids/ccid3.c:159: warning: Function parameter or member 'hc' not described in 'ccid3_hc_tx_update_s' net/dccp/ccids/ccid3.c:268: warning: Function parameter or member 'sk' not described in 'ccid3_hc_tx_send_packet' net/dccp/ccids/ccid3.c:667: warning: Function parameter or member 'sk' not described in 'ccid3_first_li' net/dccp/ccids/ccid3.c:85: warning: Function parameter or member 'hc' not described in 'ccid3_update_send_interval' net/dccp/ccids/lib/loss_interval.c:85: warning: Function parameter or member 'lh' not described in 'tfrc_lh_update_i_mean' net/dccp/ccids/lib/loss_interval.c:85: warning: Function parameter or member 'skb' not described in 'tfrc_lh_update_i_mean' net/dccp/ccids/lib/packet_history.c:392: warning: Function parameter or member 'h' not described in 'tfrc_rx_hist_sample_rtt' net/dccp/ccids/lib/packet_history.c:392: warning: Function parameter or member 'skb' not described in 'tfrc_rx_hist_sample_rtt' net/dccp/feat.c:1003: warning: Function parameter or member 'dreq' not described in 'dccp_feat_server_ccid_dependencies' net/dccp/feat.c:1040: warning: Function parameter or member 'array_len' not described in 'dccp_feat_prefer' net/dccp/feat.c:1040: warning: Function parameter or member 'array' not described in 'dccp_feat_prefer' net/dccp/feat.c:1040: warning: Function parameter or member 'preferred_value' not described in 'dccp_feat_prefer' net/dccp/output.c:151: warning: Function parameter or member 'dp' not described in 'dccp_determine_ccmps' net/dccp/output.c:242: warning: Function parameter or member 'sk' not described in 'dccp_xmit_packet' net/dccp/output.c:305: warning: Function parameter or member 'sk' not described in 'dccp_flush_write_queue' net/dccp/output.c:305: warning: Function parameter or member 'time_budget' not described in 'dccp_flush_write_queue' net/dccp/output.c:378: warning: Function parameter or member 'sk' not described in 'dccp_retransmit_skb' net/dccp/qpolicy.c:88: warning: Function parameter or member '' not described in 'dccp_qpolicy_operations' net/dccp/qpolicy.c:88: warning: Function parameter or member '{' not described in 'dccp_qpolicy_operations' net/dccp/qpolicy.c:88: warning: Function parameter or member 'params' not described in 'dccp_qpolicy_operations' Signed-off-by: Andrew Lunn <andrew@lunn.ch> --- net/dccp/ackvec.c | 5 +++++ net/dccp/ccids/ccid2.c | 5 +++++ net/dccp/ccids/ccid3.c | 6 ++++++ net/dccp/ccids/lib/loss_interval.c | 3 +++ net/dccp/ccids/lib/packet_history.c | 3 +++ net/dccp/feat.c | 6 ++++++ net/dccp/output.c | 9 +++++++++ net/dccp/qpolicy.c | 6 ++++-- 8 files changed, 41 insertions(+), 2 deletions(-)