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-rw-r--r--net/rxrpc/af_rxrpc.c2
-rw-r--r--net/rxrpc/ar-internal.h2
-rw-r--r--net/rxrpc/call_object.c7
-rw-r--r--net/rxrpc/conn_object.c9
-rw-r--r--net/rxrpc/input.c49
-rw-r--r--net/rxrpc/insecure.c2
-rw-r--r--net/rxrpc/rxkad.c2
-rw-r--r--net/rxrpc/sysctl.c1
-rw-r--r--net/rxrpc/txbuf.c10
9 files changed, 47 insertions, 37 deletions
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c
index 5222bc97d192..f4844683e120 100644
--- a/net/rxrpc/af_rxrpc.c
+++ b/net/rxrpc/af_rxrpc.c
@@ -65,7 +65,7 @@ static void rxrpc_write_space(struct sock *sk)
if (skwq_has_sleeper(wq))
wake_up_interruptible(&wq->wait);
- sk_wake_async(sk, SOCK_WAKE_SPACE, POLL_OUT);
+ sk_wake_async_rcu(sk, SOCK_WAKE_SPACE, POLL_OUT);
}
rcu_read_unlock();
}
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index 08c0a32db8c7..08de24658f4f 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -697,7 +697,7 @@ struct rxrpc_call {
* packets) rather than bytes.
*/
#define RXRPC_TX_SMSS RXRPC_JUMBO_DATALEN
-#define RXRPC_MIN_CWND (RXRPC_TX_SMSS > 2190 ? 2 : RXRPC_TX_SMSS > 1095 ? 3 : 4)
+#define RXRPC_MIN_CWND 4
u8 cong_cwnd; /* Congestion window size */
u8 cong_extra; /* Extra to send for congestion management */
u8 cong_ssthresh; /* Slow-start threshold */
diff --git a/net/rxrpc/call_object.c b/net/rxrpc/call_object.c
index 01fa71e8b1f7..f9e983a12c14 100644
--- a/net/rxrpc/call_object.c
+++ b/net/rxrpc/call_object.c
@@ -174,12 +174,7 @@ struct rxrpc_call *rxrpc_alloc_call(struct rxrpc_sock *rx, gfp_t gfp,
call->rx_winsize = rxrpc_rx_window_size;
call->tx_winsize = 16;
- if (RXRPC_TX_SMSS > 2190)
- call->cong_cwnd = 2;
- else if (RXRPC_TX_SMSS > 1095)
- call->cong_cwnd = 3;
- else
- call->cong_cwnd = 4;
+ call->cong_cwnd = RXRPC_MIN_CWND;
call->cong_ssthresh = RXRPC_TX_MAX_WINDOW;
call->rxnet = rxnet;
diff --git a/net/rxrpc/conn_object.c b/net/rxrpc/conn_object.c
index 0af4642aeec4..1539d315afe7 100644
--- a/net/rxrpc/conn_object.c
+++ b/net/rxrpc/conn_object.c
@@ -119,18 +119,13 @@ struct rxrpc_connection *rxrpc_find_client_connection_rcu(struct rxrpc_local *lo
switch (srx->transport.family) {
case AF_INET:
if (peer->srx.transport.sin.sin_port !=
- srx->transport.sin.sin_port ||
- peer->srx.transport.sin.sin_addr.s_addr !=
- srx->transport.sin.sin_addr.s_addr)
+ srx->transport.sin.sin_port)
goto not_found;
break;
#ifdef CONFIG_AF_RXRPC_IPV6
case AF_INET6:
if (peer->srx.transport.sin6.sin6_port !=
- srx->transport.sin6.sin6_port ||
- memcmp(&peer->srx.transport.sin6.sin6_addr,
- &srx->transport.sin6.sin6_addr,
- sizeof(struct in6_addr)) != 0)
+ srx->transport.sin6.sin6_port)
goto not_found;
break;
#endif
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c
index 3dedb8c0618c..16d49a861dbb 100644
--- a/net/rxrpc/input.c
+++ b/net/rxrpc/input.c
@@ -9,6 +9,17 @@
#include "ar-internal.h"
+/* Override priority when generating ACKs for received DATA */
+static const u8 rxrpc_ack_priority[RXRPC_ACK__INVALID] = {
+ [RXRPC_ACK_IDLE] = 1,
+ [RXRPC_ACK_DELAY] = 2,
+ [RXRPC_ACK_REQUESTED] = 3,
+ [RXRPC_ACK_DUPLICATE] = 4,
+ [RXRPC_ACK_EXCEEDS_WINDOW] = 5,
+ [RXRPC_ACK_NOSPACE] = 6,
+ [RXRPC_ACK_OUT_OF_SEQUENCE] = 7,
+};
+
static void rxrpc_proto_abort(struct rxrpc_call *call, rxrpc_seq_t seq,
enum rxrpc_abort_reason why)
{
@@ -365,7 +376,7 @@ static void rxrpc_input_queue_data(struct rxrpc_call *call, struct sk_buff *skb,
* Process a DATA packet.
*/
static void rxrpc_input_data_one(struct rxrpc_call *call, struct sk_buff *skb,
- bool *_notify)
+ bool *_notify, rxrpc_serial_t *_ack_serial, int *_ack_reason)
{
struct rxrpc_skb_priv *sp = rxrpc_skb(skb);
struct sk_buff *oos;
@@ -418,8 +429,6 @@ static void rxrpc_input_data_one(struct rxrpc_call *call, struct sk_buff *skb,
/* Send an immediate ACK if we fill in a hole */
else if (!skb_queue_empty(&call->rx_oos_queue))
ack_reason = RXRPC_ACK_DELAY;
- else
- call->ackr_nr_unacked++;
window++;
if (after(window, wtop)) {
@@ -497,12 +506,16 @@ static void rxrpc_input_data_one(struct rxrpc_call *call, struct sk_buff *skb,
}
send_ack:
- if (ack_reason >= 0)
- rxrpc_send_ACK(call, ack_reason, serial,
- rxrpc_propose_ack_input_data);
- else
- rxrpc_propose_delay_ACK(call, serial,
- rxrpc_propose_ack_input_data);
+ if (ack_reason >= 0) {
+ if (rxrpc_ack_priority[ack_reason] > rxrpc_ack_priority[*_ack_reason]) {
+ *_ack_serial = serial;
+ *_ack_reason = ack_reason;
+ } else if (rxrpc_ack_priority[ack_reason] == rxrpc_ack_priority[*_ack_reason] &&
+ ack_reason == RXRPC_ACK_REQUESTED) {
+ *_ack_serial = serial;
+ *_ack_reason = ack_reason;
+ }
+ }
}
/*
@@ -513,9 +526,11 @@ static bool rxrpc_input_split_jumbo(struct rxrpc_call *call, struct sk_buff *skb
struct rxrpc_jumbo_header jhdr;
struct rxrpc_skb_priv *sp = rxrpc_skb(skb), *jsp;
struct sk_buff *jskb;
+ rxrpc_serial_t ack_serial = 0;
unsigned int offset = sizeof(struct rxrpc_wire_header);
unsigned int len = skb->len - offset;
bool notify = false;
+ int ack_reason = 0;
while (sp->hdr.flags & RXRPC_JUMBO_PACKET) {
if (len < RXRPC_JUMBO_SUBPKTLEN)
@@ -535,7 +550,7 @@ static bool rxrpc_input_split_jumbo(struct rxrpc_call *call, struct sk_buff *skb
jsp = rxrpc_skb(jskb);
jsp->offset = offset;
jsp->len = RXRPC_JUMBO_DATALEN;
- rxrpc_input_data_one(call, jskb, &notify);
+ rxrpc_input_data_one(call, jskb, &notify, &ack_serial, &ack_reason);
rxrpc_free_skb(jskb, rxrpc_skb_put_jumbo_subpacket);
sp->hdr.flags = jhdr.flags;
@@ -548,7 +563,16 @@ static bool rxrpc_input_split_jumbo(struct rxrpc_call *call, struct sk_buff *skb
sp->offset = offset;
sp->len = len;
- rxrpc_input_data_one(call, skb, &notify);
+ rxrpc_input_data_one(call, skb, &notify, &ack_serial, &ack_reason);
+
+ if (ack_reason > 0) {
+ rxrpc_send_ACK(call, ack_reason, ack_serial,
+ rxrpc_propose_ack_input_data);
+ } else {
+ call->ackr_nr_unacked++;
+ rxrpc_propose_delay_ACK(call, sp->hdr.serial,
+ rxrpc_propose_ack_input_data);
+ }
if (notify) {
trace_rxrpc_notify_socket(call->debug_id, sp->hdr.serial);
rxrpc_notify_socket(call);
@@ -685,9 +709,6 @@ static void rxrpc_input_ack_trailer(struct rxrpc_call *call, struct sk_buff *skb
call->tx_winsize = rwind;
}
- if (call->cong_ssthresh > rwind)
- call->cong_ssthresh = rwind;
-
mtu = min(ntohl(trailer->maxMTU), ntohl(trailer->ifMTU));
peer = call->peer;
diff --git a/net/rxrpc/insecure.c b/net/rxrpc/insecure.c
index f2701068ed9e..6716c021a532 100644
--- a/net/rxrpc/insecure.c
+++ b/net/rxrpc/insecure.c
@@ -19,7 +19,7 @@ static int none_init_connection_security(struct rxrpc_connection *conn,
*/
static struct rxrpc_txbuf *none_alloc_txbuf(struct rxrpc_call *call, size_t remain, gfp_t gfp)
{
- return rxrpc_alloc_data_txbuf(call, min_t(size_t, remain, RXRPC_JUMBO_DATALEN), 0, gfp);
+ return rxrpc_alloc_data_txbuf(call, min_t(size_t, remain, RXRPC_JUMBO_DATALEN), 1, gfp);
}
static int none_secure_packet(struct rxrpc_call *call, struct rxrpc_txbuf *txb)
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index f1a68270862d..48a1475e6b06 100644
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -155,7 +155,7 @@ static struct rxrpc_txbuf *rxkad_alloc_txbuf(struct rxrpc_call *call, size_t rem
switch (call->conn->security_level) {
default:
space = min_t(size_t, remain, RXRPC_JUMBO_DATALEN);
- return rxrpc_alloc_data_txbuf(call, space, 0, gfp);
+ return rxrpc_alloc_data_txbuf(call, space, 1, gfp);
case RXRPC_SECURITY_AUTH:
shdr = sizeof(struct rxkad_level1_hdr);
break;
diff --git a/net/rxrpc/sysctl.c b/net/rxrpc/sysctl.c
index c9bedd0e2d86..9bf9a1f6e4cb 100644
--- a/net/rxrpc/sysctl.c
+++ b/net/rxrpc/sysctl.c
@@ -127,7 +127,6 @@ static struct ctl_table rxrpc_sysctl_table[] = {
.extra1 = (void *)SYSCTL_ONE,
.extra2 = (void *)&four,
},
- { }
};
int __init rxrpc_sysctl_init(void)
diff --git a/net/rxrpc/txbuf.c b/net/rxrpc/txbuf.c
index e0679658d9de..c3913d8a50d3 100644
--- a/net/rxrpc/txbuf.c
+++ b/net/rxrpc/txbuf.c
@@ -21,20 +21,20 @@ struct rxrpc_txbuf *rxrpc_alloc_data_txbuf(struct rxrpc_call *call, size_t data_
{
struct rxrpc_wire_header *whdr;
struct rxrpc_txbuf *txb;
- size_t total, hoff = 0;
+ size_t total, hoff;
void *buf;
txb = kmalloc(sizeof(*txb), gfp);
if (!txb)
return NULL;
- if (data_align)
- hoff = round_up(sizeof(*whdr), data_align) - sizeof(*whdr);
+ hoff = round_up(sizeof(*whdr), data_align) - sizeof(*whdr);
total = hoff + sizeof(*whdr) + data_size;
+ data_align = umax(data_align, L1_CACHE_BYTES);
mutex_lock(&call->conn->tx_data_alloc_lock);
- buf = __page_frag_alloc_align(&call->conn->tx_data_alloc, total, gfp,
- ~(data_align - 1) & ~(L1_CACHE_BYTES - 1));
+ buf = page_frag_alloc_align(&call->conn->tx_data_alloc, total, gfp,
+ data_align);
mutex_unlock(&call->conn->tx_data_alloc_lock);
if (!buf) {
kfree(txb);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-14 18:56:26 +0000