Changeset 64b67c3 in mainline for uspace/srv/fs/tmpfs

Timestamp:

2008-05-18T21:58:54Z (17 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

92f9baca

Parents:

ce7311fc

Message:

Make VFS_MOUNT call even when mounting the root file system.

Location:

uspace/srv/fs/tmpfs

Files:

• tmpfs.c (modified) (2 diffs)
• tmpfs.h (modified) (1 diff)
• tmpfs_ops.c (modified) (1 diff)

uspace/srv/fs/tmpfs/tmpfs.c

@@ -59 +59 @@
                 [IPC_METHOD_TO_VFS_OP(VFS_WRITE)] = VFS_OP_DEFINED,
                 [IPC_METHOD_TO_VFS_OP(VFS_TRUNCATE)] = VFS_OP_DEFINED,
-                [IPC_METHOD_TO_VFS_OP(VFS_MOUNT)] = VFS_OP_NULL,
+                [IPC_METHOD_TO_VFS_OP(VFS_MOUNT)] = VFS_OP_DEFINED,
                 [IPC_METHOD_TO_VFS_OP(VFS_UNMOUNT)] = VFS_OP_NULL,
                 [IPC_METHOD_TO_VFS_OP(VFS_DESTROY)] = VFS_OP_DEFINED,
@@ -104 +104 @@
                 callid = async_get_call(&call);
                 switch  (IPC_GET_METHOD(call)) {
+                case VFS_MOUNT:
+                        tmpfs_mount(callid, &call);
+                        break;
                 case VFS_LOOKUP:
                         tmpfs_lookup(callid, &call);

uspace/srv/fs/tmpfs/tmpfs.h

@@ -61 +61 @@
 extern fs_reg_t tmpfs_reg;
 
+extern void tmpfs_mount(ipc_callid_t, ipc_call_t *);
 extern void tmpfs_lookup(ipc_callid_t, ipc_call_t *);
 extern void tmpfs_read(ipc_callid_t, ipc_call_t *);

uspace/srv/fs/tmpfs/tmpfs_ops.c

@@ -394 +394 @@
 }
 
+void tmpfs_mount(ipc_callid_t rid, ipc_call_t *request)
+{
+        dev_handle_t mr_dev_handle = (dev_handle_t)IPC_GET_ARG1(*request);
+        fs_index_t mr_index = (fs_index_t)IPC_GET_ARG2(*request);
+        fs_handle_t mp_fs_handle = (fs_handle_t)IPC_GET_ARG3(*request);
+        dev_handle_t mp_dev_handle = (dev_handle_t)IPC_GET_ARG4(*request);
+        fs_index_t mp_index = (fs_index_t)IPC_GET_ARG5(*request);
+        if ((mr_index == root->index) &&
+            (mp_fs_handle == tmpfs_reg.fs_handle) &&
+            (mp_index == mr_index))
+                ipc_answer_0(rid, EOK);
+        else
+                ipc_answer_0(rid, ENOTSUP);
+}
+
 void tmpfs_lookup(ipc_callid_t rid, ipc_call_t *request)
 {