Changeset f6bffee in mainline for kernel/generic/include/ipc/ipc.h

Timestamp:

2011-04-06T20:19:04Z (13 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

55132b8, b910455

Parents:

b946bf83

Message:

Allow special flags that control processing of IPC_M_DATA_READ/WRITE in
the kernel:

• IPC_XF_NONE: default behavior
• IPC_XF_RESTRICT: restrict the transfer size if necessary

Make read() and write() use IPC_XF_RESTRICT.

File:

• kernel/generic/include/ipc/ipc.h (modified) (1 diff)

kernel/generic/include/ipc/ipc.h

@@ -115 +115 @@
  */
 #define IPC_FF_ROUTE_FROM_ME  (1 << 0)
+
+/* Data transfer flags. */
+#define IPC_XF_NONE             0
+
+/** Restrict the transfer size if necessary. */
+#define IPC_XF_RESTRICT         (1 << 0)
 
 /** Kernel IPC interfaces