void alarm_handler(int sig, struct sigcontext sc)
{
if(!timer_irq_inited) return;
if(sig == SIGALRM)
switch_timers(0);
CHOOSE_MODE_PROC(sig_handler_common_tt, sig_handler_common_skas,
sig, &sc);
if(sig == SIGALRM)
switch_timers(1);
}
void alarm_handler(int sig)
{
struct sigcontext *sc;
ARCH_GET_SIGCONTEXT(sc, sig);
if(!timer_irq_inited) return;
if(sig == SIGALRM)
switch_timers(0);
CHOOSE_MODE_PROC(sig_handler_common_tt, sig_handler_common_skas,
sig, sc);
if(sig == SIGALRM)
switch_timers(1);
}
static void real_alarm_handler(int sig, struct sigcontext *sc)
{
if(!timer_irq_inited){
signals_enabled = 1;
return;
}
if(sig == SIGALRM)
switch_timers(0);
CHOOSE_MODE_PROC(sig_handler_common_tt, sig_handler_common_skas,
sig, sc);
if(sig == SIGALRM)
switch_timers(1);
}
void switch_to_skas(void *prev, void *next)
{
struct task_struct *from, *to;
from = prev;
to = next;
/* XXX need to check runqueues[cpu].idle */
if(current->pid == 0)
switch_timers(0);
switch_threads(&from->thread.mode.skas.switch_buf,
to->thread.mode.skas.switch_buf);
arch_switch_to_skas(current->thread.prev_sched, current);
if(current->pid == 0)
switch_timers(1);
}