diff options
Diffstat (limited to 'arch/um/drivers/chan_user.c')
| -rw-r--r-- | arch/um/drivers/chan_user.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c index ee53cf882f4..d226f103462 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(pipe_fd, &c, sizeof(c)); + count = os_write_file_k(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(pipe_fd, &c, sizeof(c)); + count = os_read_file_k(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(pipe_fd, &c, sizeof(c)); + count = os_write_file_k(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(fds[0], &c, sizeof(c)); + n = os_read_file_k(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(thread_fd, &c, sizeof(c)); + count = os_write_file_k(thread_fd, &c, sizeof(c)); if(count != sizeof(c)) printk("register_winch : failed to write " "synchronization byte, err = %d\n", |