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authorDavid Howells <dhowells@redhat.com>2017-11-24 10:18:41 +0000
committerDavid Howells <dhowells@redhat.com>2017-11-24 10:18:41 +0000
commit4812417894770f8c13e5dd8a66479ae44f4b01ff (patch)
tree13ec7da77904bfd0549ee211ec38b48a3490b54e /net/rxrpc/call_object.c
parent3136ef49a14ccc148becf813074e08fc92fc9b23 (diff)
downloadlinux-stericsson-4812417894770f8c13e5dd8a66479ae44f4b01ff.tar.gz
rxrpc: Split the call params from the operation params
When rxrpc_sendmsg() parses the control message buffer, it places the parameters extracted into a structure, but lumps together call parameters (such as user call ID) with operation parameters (such as whether to send data, send an abort or accept a call). Split the call parameters out into their own structure, a copy of which is then embedded in the operation parameters struct. The call parameters struct is then passed down into the places that need it instead of passing the individual parameters. This allows for extra call parameters to be added. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'net/rxrpc/call_object.c')
-rw-r--r--net/rxrpc/call_object.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/net/rxrpc/call_object.c b/net/rxrpc/call_object.c
index 1f141dc08ad2..c3e1fa854471 100644
--- a/net/rxrpc/call_object.c
+++ b/net/rxrpc/call_object.c
@@ -208,8 +208,7 @@ static void rxrpc_start_call_timer(struct rxrpc_call *call)
struct rxrpc_call *rxrpc_new_client_call(struct rxrpc_sock *rx,
struct rxrpc_conn_parameters *cp,
struct sockaddr_rxrpc *srx,
- unsigned long user_call_ID,
- s64 tx_total_len,
+ struct rxrpc_call_params *p,
gfp_t gfp)
__releases(&rx->sk.sk_lock.slock)
{
@@ -219,7 +218,7 @@ struct rxrpc_call *rxrpc_new_client_call(struct rxrpc_sock *rx,
const void *here = __builtin_return_address(0);
int ret;
- _enter("%p,%lx", rx, user_call_ID);
+ _enter("%p,%lx", rx, p->user_call_ID);
call = rxrpc_alloc_client_call(rx, srx, gfp);
if (IS_ERR(call)) {
@@ -228,9 +227,9 @@ struct rxrpc_call *rxrpc_new_client_call(struct rxrpc_sock *rx,
return call;
}
- call->tx_total_len = tx_total_len;
+ call->tx_total_len = p->tx_total_len;
trace_rxrpc_call(call, rxrpc_call_new_client, atomic_read(&call->usage),
- here, (const void *)user_call_ID);
+ here, (const void *)p->user_call_ID);
/* We need to protect a partially set up call against the user as we
* will be acting outside the socket lock.
@@ -246,16 +245,16 @@ struct rxrpc_call *rxrpc_new_client_call(struct rxrpc_sock *rx,
parent = *pp;
xcall = rb_entry(parent, struct rxrpc_call, sock_node);
- if (user_call_ID < xcall->user_call_ID)
+ if (p->user_call_ID < xcall->user_call_ID)
pp = &(*pp)->rb_left;
- else if (user_call_ID > xcall->user_call_ID)
+ else if (p->user_call_ID > xcall->user_call_ID)
pp = &(*pp)->rb_right;
else
goto error_dup_user_ID;
}
rcu_assign_pointer(call->socket, rx);
- call->user_call_ID = user_call_ID;
+ call->user_call_ID = p->user_call_ID;
__set_bit(RXRPC_CALL_HAS_USERID, &call->flags);
rxrpc_get_call(call, rxrpc_call_got_userid);
rb_link_node(&call->sock_node, parent, pp);