3 files changed, 6 insertions, 2 deletions

diff --git a/arch/um/kernel/init_task.c b/arch/um/kernel/init_task.c
index dcfceca95052..910eda8fca18 100644
--- a/arch/um/kernel/init_task.c
+++ b/arch/um/kernel/init_task.c
@@ -12,7 +12,6 @@
 
 static struct fs_struct init_fs = INIT_FS;
 struct mm_struct init_mm = INIT_MM(init_mm);
-static struct files_struct init_files = INIT_FILES;
 static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
 EXPORT_SYMBOL(init_mm);
diff --git a/arch/um/kernel/ksyms.c b/arch/um/kernel/ksyms.c
index 66e2a305a8d6..ccc02a616c22 100644
--- a/arch/um/kernel/ksyms.c
+++ b/arch/um/kernel/ksyms.c
@@ -60,6 +60,11 @@ EXPORT_SYMBOL(os_rcv_fd);
 EXPORT_SYMBOL(run_helper);
 EXPORT_SYMBOL(start_thread);
 
+EXPORT_SYMBOL(add_sigio_fd);
+EXPORT_SYMBOL(ignore_sigio_fd);
+EXPORT_SYMBOL(deactivate_fd);
+EXPORT_SYMBOL(sigio_broken);
+
 #ifdef CONFIG_SMP
 
 /* required for SMP */
diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c
index 9db85b2ce698..8d84250324b3 100644
--- a/arch/um/kernel/um_arch.c
+++ b/arch/um/kernel/um_arch.c
@@ -274,7 +274,7 @@ int __init linux_main(int argc, char **argv)
         if (have_root == 0)
                 add_arg(DEFAULT_COMMAND_LINE);
 
-        host_task_size = os_get_task_size();
+        host_task_size = os_get_top_address();
         /*
          * TASK_SIZE needs to be PGDIR_SIZE aligned or else exit_mmap craps
          * out