Changeset 12fc042 in mainline for uspace/lib/libc/generic/vfs/vfs.c

Timestamp:

2008-08-09T09:45:02Z (16 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

11c2ae5

Parents:

c544c5d

Message:

Fix the VFS protocol so that the client can determine that VFS_MOUNT failed due
to a request to mount an unregistered file system.

File:

• uspace/lib/libc/generic/vfs/vfs.c (modified) (1 diff)

uspace/lib/libc/generic/vfs/vfs.c

@@ -173 +173 @@
                 return (int) rc;
         }
+        /* Ask VFS whether it likes fs_name. */
+        rc = async_req_0_0(vfs_phone, IPC_M_PING);
+        if (rc != EOK) {
+                async_wait_for(req, NULL);
+                async_serialize_end();
+                futex_up(&vfs_phone_futex);
+                free(mpa);
+                return (int) rc;
+        }
         rc = ipc_data_write_start(vfs_phone, (void *)mpa, mpa_len);
         if (rc != EOK) {