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Diffstat (limited to 'arch/um/os-Linux')
-rw-r--r--arch/um/os-Linux/irq.c11
-rw-r--r--arch/um/os-Linux/signal.c23
-rw-r--r--arch/um/os-Linux/time.c16
3 files changed, 4 insertions, 46 deletions
diff --git a/arch/um/os-Linux/irq.c b/arch/um/os-Linux/irq.c
index 3788d4568d3..64c114b0270 100644
--- a/arch/um/os-Linux/irq.c
+++ b/arch/um/os-Linux/irq.c
@@ -142,17 +142,14 @@ void os_set_ioignore(void)
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);
diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c
index f11b3124a0c..60e4faedf25 100644
--- a/arch/um/os-Linux/signal.c
+++ b/arch/um/os-Linux/signal.c
@@ -106,29 +106,6 @@ void alarm_handler(ARCH_SIGHDLR_PARAM)
set_signals(enabled);
}
-extern void do_boot_timer_handler(struct sigcontext * sc);
-
-void boot_timer_handler(ARCH_SIGHDLR_PARAM)
-{
- struct sigcontext *sc;
- int enabled;
-
- ARCH_GET_SIGCONTEXT(sc, sig);
-
- enabled = signals_enabled;
- if(!enabled){
- if(sig == SIGVTALRM)
- pending |= SIGVTALRM_MASK;
- else pending |= SIGALRM_MASK;
- return;
- }
-
- block_signals();
-
- do_boot_timer_handler(sc);
- set_signals(enabled);
-}
-
void set_sigstack(void *sig_stack, int size)
{
stack_t stack = ((stack_t) { .ss_flags = 0,
diff --git a/arch/um/os-Linux/time.c b/arch/um/os-Linux/time.c
index 280c4fb9b58..beb7f9666de 100644
--- a/arch/um/os-Linux/time.c
+++ b/arch/um/os-Linux/time.c
@@ -81,14 +81,6 @@ void uml_idle_timer(void)
set_interval(ITIMER_REAL);
}
-void time_init(void)
-{
- if(signal(SIGVTALRM, boot_timer_handler) == SIG_ERR)
- panic("Couldn't set SIGVTALRM handler");
- set_interval(ITIMER_VIRTUAL);
- time_init_kern();
-}
-
unsigned long long os_nsecs(void)
{
struct timeval tv;
@@ -106,15 +98,7 @@ void idle_sleep(int secs)
nanosleep(&ts, NULL);
}
-/* XXX This partly duplicates init_irq_signals */
-
void user_time_init(void)
{
- set_handler(SIGVTALRM, (__sighandler_t) alarm_handler,
- SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH,
- SIGALRM, SIGUSR2, -1);
- set_handler(SIGALRM, (__sighandler_t) alarm_handler,
- SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH,
- SIGVTALRM, SIGUSR2, -1);
set_interval(ITIMER_VIRTUAL);
}