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-rw-r--r--fs/afs/rxrpc.c14
-rw-r--r--include/net/af_rxrpc.h3
-rw-r--r--net/rxrpc/ar-ack.c4
-rw-r--r--net/rxrpc/ar-call.c4
-rw-r--r--net/rxrpc/ar-connevent.c12
-rw-r--r--net/rxrpc/ar-input.c6
-rw-r--r--net/rxrpc/ar-internal.h10
-rw-r--r--net/rxrpc/ar-output.c2
-rw-r--r--net/rxrpc/ar-proc.c2
-rw-r--r--net/rxrpc/ar-recvmsg.c18
10 files changed, 50 insertions, 25 deletions
diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c
index b4d337ad6e36..63cd9f939f19 100644
--- a/fs/afs/rxrpc.c
+++ b/fs/afs/rxrpc.c
@@ -430,9 +430,11 @@ error_kill_call:
}
/*
- * handles intercepted messages that were arriving in the socket's Rx queue
- * - called with the socket receive queue lock held to ensure message ordering
- * - called with softirqs disabled
+ * Handles intercepted messages that were arriving in the socket's Rx queue.
+ *
+ * Called from the AF_RXRPC call processor in waitqueue process context. For
+ * each call, it is guaranteed this will be called in order of packet to be
+ * delivered.
*/
static void afs_rx_interceptor(struct sock *sk, unsigned long user_call_ID,
struct sk_buff *skb)
@@ -523,6 +525,12 @@ static void afs_deliver_to_call(struct afs_call *call)
call->state = AFS_CALL_ABORTED;
_debug("Rcv ABORT %u -> %d", abort_code, call->error);
break;
+ case RXRPC_SKB_MARK_LOCAL_ABORT:
+ abort_code = rxrpc_kernel_get_abort_code(skb);
+ call->error = call->type->abort_to_error(abort_code);
+ call->state = AFS_CALL_ABORTED;
+ _debug("Loc ABORT %u -> %d", abort_code, call->error);
+ break;
case RXRPC_SKB_MARK_NET_ERROR:
call->error = -rxrpc_kernel_get_error_number(skb);
call->state = AFS_CALL_ERROR;
diff --git a/include/net/af_rxrpc.h b/include/net/af_rxrpc.h
index 4fd3e4a2cadd..ac1bc3c49fbd 100644
--- a/include/net/af_rxrpc.h
+++ b/include/net/af_rxrpc.h
@@ -20,11 +20,12 @@ struct rxrpc_call;
/*
* the mark applied to socket buffers that may be intercepted
*/
-enum {
+enum rxrpc_skb_mark {
RXRPC_SKB_MARK_DATA, /* data message */
RXRPC_SKB_MARK_FINAL_ACK, /* final ACK received message */
RXRPC_SKB_MARK_BUSY, /* server busy message */
RXRPC_SKB_MARK_REMOTE_ABORT, /* remote abort message */
+ RXRPC_SKB_MARK_LOCAL_ABORT, /* local abort message */
RXRPC_SKB_MARK_NET_ERROR, /* network error message */
RXRPC_SKB_MARK_LOCAL_ERROR, /* local error message */
RXRPC_SKB_MARK_NEW_CALL, /* local error message */
diff --git a/net/rxrpc/ar-ack.c b/net/rxrpc/ar-ack.c
index 54bf43ba9aa8..d0eb98e1391c 100644
--- a/net/rxrpc/ar-ack.c
+++ b/net/rxrpc/ar-ack.c
@@ -905,7 +905,7 @@ void rxrpc_process_call(struct work_struct *work)
ECONNABORTED, true) < 0)
goto no_mem;
whdr.type = RXRPC_PACKET_TYPE_ABORT;
- data = htonl(call->abort_code);
+ data = htonl(call->local_abort);
iov[1].iov_base = &data;
iov[1].iov_len = sizeof(data);
genbit = RXRPC_CALL_EV_ABORT;
@@ -968,7 +968,7 @@ void rxrpc_process_call(struct work_struct *work)
write_lock_bh(&call->state_lock);
if (call->state <= RXRPC_CALL_COMPLETE) {
call->state = RXRPC_CALL_LOCALLY_ABORTED;
- call->abort_code = RX_CALL_TIMEOUT;
+ call->local_abort = RX_CALL_TIMEOUT;
set_bit(RXRPC_CALL_EV_ABORT, &call->events);
}
write_unlock_bh(&call->state_lock);
diff --git a/net/rxrpc/ar-call.c b/net/rxrpc/ar-call.c
index 7c8d300ade9b..67a211f0ebba 100644
--- a/net/rxrpc/ar-call.c
+++ b/net/rxrpc/ar-call.c
@@ -682,7 +682,7 @@ void rxrpc_release_call(struct rxrpc_call *call)
call->state != RXRPC_CALL_CLIENT_FINAL_ACK) {
_debug("+++ ABORTING STATE %d +++\n", call->state);
call->state = RXRPC_CALL_LOCALLY_ABORTED;
- call->abort_code = RX_CALL_DEAD;
+ call->local_abort = RX_CALL_DEAD;
set_bit(RXRPC_CALL_EV_ABORT, &call->events);
rxrpc_queue_call(call);
}
@@ -758,7 +758,7 @@ static void rxrpc_mark_call_released(struct rxrpc_call *call)
if (call->state < RXRPC_CALL_COMPLETE) {
_debug("abort call %p", call);
call->state = RXRPC_CALL_LOCALLY_ABORTED;
- call->abort_code = RX_CALL_DEAD;
+ call->local_abort = RX_CALL_DEAD;
if (!test_and_set_bit(RXRPC_CALL_EV_ABORT, &call->events))
sched = true;
}
diff --git a/net/rxrpc/ar-connevent.c b/net/rxrpc/ar-connevent.c
index 1bdaaed8cdc4..4dc6ab81fd2f 100644
--- a/net/rxrpc/ar-connevent.c
+++ b/net/rxrpc/ar-connevent.c
@@ -40,11 +40,13 @@ static void rxrpc_abort_calls(struct rxrpc_connection *conn, int state,
write_lock(&call->state_lock);
if (call->state <= RXRPC_CALL_COMPLETE) {
call->state = state;
- call->abort_code = abort_code;
- if (state == RXRPC_CALL_LOCALLY_ABORTED)
+ if (state == RXRPC_CALL_LOCALLY_ABORTED) {
+ call->local_abort = conn->local_abort;
set_bit(RXRPC_CALL_EV_CONN_ABORT, &call->events);
- else
+ } else {
+ call->remote_abort = conn->remote_abort;
set_bit(RXRPC_CALL_EV_RCVD_ABORT, &call->events);
+ }
rxrpc_queue_call(call);
}
write_unlock(&call->state_lock);
@@ -101,7 +103,7 @@ static int rxrpc_abort_connection(struct rxrpc_connection *conn,
whdr._rsvd = 0;
whdr.serviceId = htons(conn->service_id);
- word = htonl(abort_code);
+ word = htonl(conn->local_abort);
iov[0].iov_base = &whdr;
iov[0].iov_len = sizeof(whdr);
@@ -112,7 +114,7 @@ static int rxrpc_abort_connection(struct rxrpc_connection *conn,
serial = atomic_inc_return(&conn->serial);
whdr.serial = htonl(serial);
- _proto("Tx CONN ABORT %%%u { %d }", serial, abort_code);
+ _proto("Tx CONN ABORT %%%u { %d }", serial, conn->local_abort);
ret = kernel_sendmsg(conn->trans->local->socket, &msg, iov, 2, len);
if (ret < 0) {
diff --git a/net/rxrpc/ar-input.c b/net/rxrpc/ar-input.c
index c947cd13f435..c6c784d3a3e8 100644
--- a/net/rxrpc/ar-input.c
+++ b/net/rxrpc/ar-input.c
@@ -349,7 +349,7 @@ void rxrpc_fast_process_packet(struct rxrpc_call *call, struct sk_buff *skb)
write_lock_bh(&call->state_lock);
if (call->state < RXRPC_CALL_COMPLETE) {
call->state = RXRPC_CALL_REMOTELY_ABORTED;
- call->abort_code = abort_code;
+ call->remote_abort = abort_code;
set_bit(RXRPC_CALL_EV_RCVD_ABORT, &call->events);
rxrpc_queue_call(call);
}
@@ -422,7 +422,7 @@ protocol_error:
protocol_error_locked:
if (call->state <= RXRPC_CALL_COMPLETE) {
call->state = RXRPC_CALL_LOCALLY_ABORTED;
- call->abort_code = RX_PROTOCOL_ERROR;
+ call->local_abort = RX_PROTOCOL_ERROR;
set_bit(RXRPC_CALL_EV_ABORT, &call->events);
rxrpc_queue_call(call);
}
@@ -494,7 +494,7 @@ protocol_error:
write_lock_bh(&call->state_lock);
if (call->state <= RXRPC_CALL_COMPLETE) {
call->state = RXRPC_CALL_LOCALLY_ABORTED;
- call->abort_code = RX_PROTOCOL_ERROR;
+ call->local_abort = RX_PROTOCOL_ERROR;
set_bit(RXRPC_CALL_EV_ABORT, &call->events);
rxrpc_queue_call(call);
}
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index eeb829e837e1..258b74a2a23f 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -289,7 +289,9 @@ struct rxrpc_connection {
RXRPC_CONN_LOCALLY_ABORTED, /* - conn aborted locally */
RXRPC_CONN_NETWORK_ERROR, /* - conn terminated by network error */
} state;
- int error; /* error code for local abort */
+ u32 local_abort; /* local abort code */
+ u32 remote_abort; /* remote abort code */
+ int error; /* local error incurred */
int debug_id; /* debug ID for printks */
unsigned int call_counter; /* call ID counter */
atomic_t serial; /* packet serial number counter */
@@ -399,7 +401,9 @@ struct rxrpc_call {
rwlock_t state_lock; /* lock for state transition */
atomic_t usage;
atomic_t sequence; /* Tx data packet sequence counter */
- u32 abort_code; /* local/remote abort code */
+ u32 local_abort; /* local abort code */
+ u32 remote_abort; /* remote abort code */
+ int error; /* local error incurred */
enum rxrpc_call_state state : 8; /* current state of call */
int debug_id; /* debug ID for printks */
u8 channel; /* connection channel occupied by this call */
@@ -453,7 +457,7 @@ static inline void rxrpc_abort_call(struct rxrpc_call *call, u32 abort_code)
{
write_lock_bh(&call->state_lock);
if (call->state < RXRPC_CALL_COMPLETE) {
- call->abort_code = abort_code;
+ call->local_abort = abort_code;
call->state = RXRPC_CALL_LOCALLY_ABORTED;
set_bit(RXRPC_CALL_EV_ABORT, &call->events);
}
diff --git a/net/rxrpc/ar-output.c b/net/rxrpc/ar-output.c
index d36fb6e1a29c..94e7d9537437 100644
--- a/net/rxrpc/ar-output.c
+++ b/net/rxrpc/ar-output.c
@@ -110,7 +110,7 @@ static void rxrpc_send_abort(struct rxrpc_call *call, u32 abort_code)
if (call->state <= RXRPC_CALL_COMPLETE) {
call->state = RXRPC_CALL_LOCALLY_ABORTED;
- call->abort_code = abort_code;
+ call->local_abort = abort_code;
set_bit(RXRPC_CALL_EV_ABORT, &call->events);
del_timer_sync(&call->resend_timer);
del_timer_sync(&call->ack_timer);
diff --git a/net/rxrpc/ar-proc.c b/net/rxrpc/ar-proc.c
index 525b2ba5a8f4..225163bc658d 100644
--- a/net/rxrpc/ar-proc.c
+++ b/net/rxrpc/ar-proc.c
@@ -80,7 +80,7 @@ static int rxrpc_call_seq_show(struct seq_file *seq, void *v)
call->conn->in_clientflag ? "Svc" : "Clt",
atomic_read(&call->usage),
rxrpc_call_states[call->state],
- call->abort_code,
+ call->remote_abort ?: call->local_abort,
call->user_call_ID);
return 0;
diff --git a/net/rxrpc/ar-recvmsg.c b/net/rxrpc/ar-recvmsg.c
index 64facba24a45..160f0927aa3e 100644
--- a/net/rxrpc/ar-recvmsg.c
+++ b/net/rxrpc/ar-recvmsg.c
@@ -288,7 +288,11 @@ receive_non_data_message:
ret = put_cmsg(msg, SOL_RXRPC, RXRPC_BUSY, 0, &abort_code);
break;
case RXRPC_SKB_MARK_REMOTE_ABORT:
- abort_code = call->abort_code;
+ abort_code = call->remote_abort;
+ ret = put_cmsg(msg, SOL_RXRPC, RXRPC_ABORT, 4, &abort_code);
+ break;
+ case RXRPC_SKB_MARK_LOCAL_ABORT:
+ abort_code = call->local_abort;
ret = put_cmsg(msg, SOL_RXRPC, RXRPC_ABORT, 4, &abort_code);
break;
case RXRPC_SKB_MARK_NET_ERROR:
@@ -303,6 +307,7 @@ receive_non_data_message:
&abort_code);
break;
default:
+ pr_err("RxRPC: Unknown packet mark %u\n", skb->mark);
BUG();
break;
}
@@ -401,9 +406,14 @@ u32 rxrpc_kernel_get_abort_code(struct sk_buff *skb)
{
struct rxrpc_skb_priv *sp = rxrpc_skb(skb);
- ASSERTCMP(skb->mark, ==, RXRPC_SKB_MARK_REMOTE_ABORT);
-
- return sp->call->abort_code;
+ switch (skb->mark) {
+ case RXRPC_SKB_MARK_REMOTE_ABORT:
+ return sp->call->remote_abort;
+ case RXRPC_SKB_MARK_LOCAL_ABORT:
+ return sp->call->local_abort;
+ default:
+ BUG();
+ }
}
EXPORT_SYMBOL(rxrpc_kernel_get_abort_code);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.