Changeset 9201f47 in mainline

Timestamp:

2007-11-24T14:30:03Z (17 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

ebd9392

Parents:

d40a8ff

Message:

Introduce the IPC_FF_ROUTE_FROM_ME forwarding flag.

Location:

kernel/generic

Files:

• include/ipc/ipc.h (modified) (1 diff)
• src/ipc/ipc.c (modified) (1 diff)

kernel/generic/include/ipc/ipc.h

@@ -100 +100 @@
 /* Forwarding flags. */
 #define IPC_FF_NONE             0
+/**
+ * The call will be routed as though it was initially sent via the phone used to
+ * forward it. This feature is intended to support the situation in which the
+ * forwarded call needs to be handled by the same connection fibril as any other
+ * calls that were initially sent by the forwarder to the same destination. This
+ * flag has no imapct on routing replies.
+ */
+#define IPC_FF_ROUTE_FROM_ME    (1 << 0)
 
 /* System-specific methods - only through special syscalls

kernel/generic/src/ipc/ipc.c

@@ -343 +343 @@
         list_remove(&call->link);
         spinlock_unlock(&oldbox->lock);
+
+        if (mode & IPC_FF_ROUTE_FROM_ME)
+                call->data.phone = newphone;
 
         return ipc_call(newphone, call);