From 04ca77e31d6ac1f5b1cfa9da3b7ac5f8492d4171 Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Mon, 5 Mar 2012 11:49:55 +0100
Subject: IMFS: Generic device identifier

---
 cpukit/libfs/src/imfs/imfs.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'cpukit/libfs')

diff --git a/cpukit/libfs/src/imfs/imfs.h b/cpukit/libfs/src/imfs/imfs.h
index eca8824ca3..dd7c158383 100644
--- a/cpukit/libfs/src/imfs/imfs.h
+++ b/cpukit/libfs/src/imfs/imfs.h
@@ -198,6 +198,8 @@ typedef struct {
  */
 #define IMFS_DEVICE_MAJOR_NUMBER (0xfffe)
 
+#define IMFS_GENERIC_DEVICE_MAJOR_NUMBER (0xfffd)
+
 /*
  *  Maximum length of a "basename" of an IMFS file/node.
  */
@@ -619,6 +621,16 @@ static inline void *IMFS_generic_get_context_by_iop(
   return IMFS_generic_get_context_by_location( &iop->pathinfo );
 }
 
+static inline dev_t IMFS_generic_get_device_identifier_by_node(
+  const IMFS_jnode_t *node
+)
+{
+  return rtems_filesystem_make_dev_t(
+    IMFS_GENERIC_DEVICE_MAJOR_NUMBER,
+    node->st_ino
+  );
+}
+
 #ifdef __cplusplus
 }
 #endif
-- 
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