Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...

[linux-2.6-omap-h63xx.git] / arch / um / os-Linux / irq.c

diff --git a/arch/um/os-Linux/irq.c b/arch/um/os-Linux/irq.c
index 3788d4568d3329008aa6706d3dce3acc5eb81b4f..a97206df5b52068ffe20b3b0979653c4e384d28b 100644 (file)
--- a/arch/um/os-Linux/irq.c
+++ b/arch/um/os-Linux/irq.c
@@ -52,11 +52,6 @@ int os_waiting_for_events(struct irq_fd *active_fds)
        return n;
 }
 
-int os_isatty(int fd)
-{
-       return isatty(fd);
-}
-
 int os_create_pollfd(int fd, int events, void *tmp_pfd, int size_tmpfds)
 {
        if (pollfds_num == pollfds_size) {
@@ -137,22 +132,19 @@ void os_set_pollfd(int i, int fd)
 
 void os_set_ioignore(void)
 {
-       set_handler(SIGIO, SIG_IGN, 0, -1);
+       signal(SIGIO, SIG_IGN);
 }
 
 void init_irq_signals(int on_sigstack)
 {
-       __sighandler_t h;
        int flags;
 
        flags = on_sigstack ? SA_ONSTACK : 0;
-       if (timer_irq_inited)
-               h = (__sighandler_t)alarm_handler;
-       else
-               h = boot_timer_handler;
 
-       set_handler(SIGVTALRM, h, flags | SA_RESTART,
-                   SIGUSR1, SIGIO, SIGWINCH, SIGALRM, -1);
+       set_handler(SIGVTALRM, (__sighandler_t) alarm_handler,
+                   flags | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH, SIGALRM, -1);
+       set_handler(SIGALRM, (__sighandler_t) alarm_handler,
+                   flags | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH, SIGALRM, -1);
        set_handler(SIGIO, (__sighandler_t) sig_handler, flags | SA_RESTART,
                    SIGUSR1, SIGIO, SIGWINCH, SIGALRM, SIGVTALRM, -1);
        signal(SIGWINCH, SIG_IGN);