1 files changed, 5 insertions, 5 deletions

diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c
index a15be1720e03..13f0bf852b2a 100644
--- a/arch/um/drivers/chan_user.c
+++ b/arch/um/drivers/chan_user.c
@@ -85,7 +85,7 @@ static int winch_thread(void *arg)
 
         pty_fd = data->pty_fd;
         pipe_fd = data->pipe_fd;
-        count = os_write_file_k(pipe_fd, &c, sizeof(c));
+        count = os_write_file(pipe_fd, &c, sizeof(c));
         if(count != sizeof(c))
                 printk("winch_thread : failed to write synchronization "
                        "byte, err = %d\n", -count);
@@ -120,7 +120,7 @@ static int winch_thread(void *arg)
          * host - since they are not different kernel threads, we cannot use
          * kernel semaphores. We don't use SysV semaphores because they are
          * persistent. */
-        count = os_read_file_k(pipe_fd, &c, sizeof(c));
+        count = os_read_file(pipe_fd, &c, sizeof(c));
         if(count != sizeof(c))
                 printk("winch_thread : failed to read synchronization byte, "
                        "err = %d\n", -count);
@@ -130,7 +130,7 @@ static int winch_thread(void *arg)
                  * are blocked.*/
                 sigsuspend(&sigs);
 
-                count = os_write_file_k(pipe_fd, &c, sizeof(c));
+                count = os_write_file(pipe_fd, &c, sizeof(c));
                 if(count != sizeof(c))
                         printk("winch_thread : write failed, err = %d\n",
                                -count);
@@ -162,7 +162,7 @@ static int winch_tramp(int fd, struct tty_struct *tty, int *fd_out)
         }
 
         *fd_out = fds[0];
-        n = os_read_file_k(fds[0], &c, sizeof(c));
+        n = os_read_file(fds[0], &c, sizeof(c));
         if(n != sizeof(c)){
                 printk("winch_tramp : failed to read synchronization byte\n");
                 printk("read failed, err = %d\n", -n);
@@ -195,7 +195,7 @@ void register_winch(int fd, struct tty_struct *tty)
                 if(thread > 0){
                         register_winch_irq(thread_fd, fd, thread, tty);
 
-                        count = os_write_file_k(thread_fd, &c, sizeof(c));
+                        count = os_write_file(thread_fd, &c, sizeof(c));
                         if(count != sizeof(c))
                                 printk("register_winch : failed to write "
                                        "synchronization byte, err = %d\n",