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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:35:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:39:31 +0000
commit85c675d0d09a45a135bddd15d7b385f8758c32fb (patch)
tree76267dbc9b9a130337be3640948fe397b04ac629 /net/rxrpc/ar-internal.h
parentAdding upstream version 6.6.15. (diff)
downloadlinux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz
linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'net/rxrpc/ar-internal.h')
-rw-r--r--net/rxrpc/ar-internal.h39
1 files changed, 31 insertions, 8 deletions
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index e8b4340813..027414dafe 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -198,11 +198,19 @@ struct rxrpc_host_header {
*/
struct rxrpc_skb_priv {
struct rxrpc_connection *conn; /* Connection referred to (poke packet) */
- u16 offset; /* Offset of data */
- u16 len; /* Length of data */
- u8 flags;
+ union {
+ struct {
+ u16 offset; /* Offset of data */
+ u16 len; /* Length of data */
+ u8 flags;
#define RXRPC_RX_VERIFIED 0x01
-
+ };
+ struct {
+ rxrpc_seq_t first_ack; /* First packet in acks table */
+ u8 nr_acks; /* Number of acks+nacks */
+ u8 nr_nacks; /* Number of nacks */
+ };
+ };
struct rxrpc_host_header hdr; /* RxRPC packet header from this packet */
};
@@ -364,6 +372,7 @@ struct rxrpc_conn_proto {
struct rxrpc_conn_parameters {
struct rxrpc_local *local; /* Representation of local endpoint */
+ struct rxrpc_peer *peer; /* Representation of remote endpoint */
struct key *key; /* Security details */
bool exclusive; /* T if conn is exclusive */
bool upgrade; /* T if service ID can be upgraded */
@@ -506,7 +515,7 @@ struct rxrpc_connection {
enum rxrpc_call_completion completion; /* Completion condition */
s32 abort_code; /* Abort code of connection abort */
int debug_id; /* debug ID for printks */
- atomic_t serial; /* packet serial number counter */
+ rxrpc_serial_t tx_serial; /* Outgoing packet serial number counter */
unsigned int hi_serial; /* highest serial number received */
u32 service_id; /* Service ID, possibly upgraded */
u32 security_level; /* Security level selected */
@@ -688,11 +697,11 @@ struct rxrpc_call {
u8 cong_dup_acks; /* Count of ACKs showing missing packets */
u8 cong_cumul_acks; /* Cumulative ACK count */
ktime_t cong_tstamp; /* Last time cwnd was changed */
+ struct sk_buff *cong_last_nack; /* Last ACK with nacks received */
/* Receive-phase ACK management (ACKs we send). */
u8 ackr_reason; /* reason to ACK */
u16 ackr_sack_base; /* Starting slot in SACK table ring */
- rxrpc_serial_t ackr_serial; /* serial of packet being ACK'd */
rxrpc_seq_t ackr_window; /* Base of SACK window */
rxrpc_seq_t ackr_wtop; /* Base of SACK window */
unsigned int ackr_nr_unacked; /* Number of unacked packets */
@@ -726,7 +735,8 @@ struct rxrpc_call {
struct rxrpc_ack_summary {
u16 nr_acks; /* Number of ACKs in packet */
u16 nr_new_acks; /* Number of new ACKs in packet */
- u16 nr_rot_new_acks; /* Number of rotated new ACKs */
+ u16 nr_new_nacks; /* Number of new nacks in packet */
+ u16 nr_retained_nacks; /* Number of nacks retained between ACKs */
u8 ack_reason;
bool saw_nacks; /* Saw NACKs in packet */
bool new_low_nack; /* T if new low NACK found */
@@ -819,6 +829,20 @@ static inline bool rxrpc_sending_to_client(const struct rxrpc_txbuf *txb)
#include <trace/events/rxrpc.h>
/*
+ * Allocate the next serial number on a connection. 0 must be skipped.
+ */
+static inline rxrpc_serial_t rxrpc_get_next_serial(struct rxrpc_connection *conn)
+{
+ rxrpc_serial_t serial;
+
+ serial = conn->tx_serial;
+ if (serial == 0)
+ serial = 1;
+ conn->tx_serial = serial + 1;
+ return serial;
+}
+
+/*
* af_rxrpc.c
*/
extern atomic_t rxrpc_n_rx_skbs;
@@ -867,7 +891,6 @@ struct rxrpc_call *rxrpc_find_call_by_user_ID(struct rxrpc_sock *, unsigned long
struct rxrpc_call *rxrpc_alloc_call(struct rxrpc_sock *, gfp_t, unsigned int);
struct rxrpc_call *rxrpc_new_client_call(struct rxrpc_sock *,
struct rxrpc_conn_parameters *,
- struct sockaddr_rxrpc *,
struct rxrpc_call_params *, gfp_t,
unsigned int);
void rxrpc_start_call_timer(struct rxrpc_call *call);