Changes in uspace/lib/libc/generic/async.c [1ea99cc:8619f25] in mainline

File:

• uspace/lib/libc/generic/async.c (modified) (4 diffs)

uspace/lib/libc/generic/async.c

@@ -107 +107 @@
 atomic_t async_futex = FUTEX_INITIALIZER;
 
+/** Number of threads waiting for IPC in the kernel. */
+atomic_t threads_in_ipc_wait = { 0 };
+
 /** Structures of this type represent a waiting fibril. */
 typedef struct {
@@ -175 +178 @@
 
 /** Identifier of the incoming connection handled by the current fibril. */
-static fibril_local connection_t *FIBRIL_connection;
+fibril_local connection_t *FIBRIL_connection;
 
 static void default_client_connection(ipc_callid_t callid, ipc_call_t *call);
@@ -683 +686 @@
                 
                 futex_up(&async_futex);
+
+                atomic_inc(&threads_in_ipc_wait);
                 
                 ipc_call_t call;
@@ -688 +693 @@
                     SYNCH_FLAGS_NONE);
                 
+                atomic_dec(&threads_in_ipc_wait);
+
                 if (!callid) {
                         handle_expired_timeouts();