vserver 1.9.3
[linux-2.6.git] / arch / um / kernel / tt / exec_kern.c
index afd9471..065b504 100644 (file)
 #include "kern_util.h"
 #include "irq_user.h"
 #include "time_user.h"
+#include "signal_user.h"
 #include "mem_user.h"
 #include "os.h"
 #include "tlb.h"
+#include "mode.h"
 
 static int exec_tramp(void *sig_stack)
 {
@@ -38,8 +40,7 @@ void flush_thread_tt(void)
                do_exit(SIGKILL);
        }
                
-       new_pid = start_fork_tramp((void *) current->thread.kernel_stack,
-                                  stack, 0, exec_tramp);
+       new_pid = start_fork_tramp(current->thread_info, stack, 0, exec_tramp);
        if(new_pid < 0){
                printk(KERN_ERR 
                       "flush_thread : new thread failed, errno = %d\n",
@@ -47,17 +48,19 @@ void flush_thread_tt(void)
                do_exit(SIGKILL);
        }
 
-       if(current->thread_info->cpu == 0)
+       if(current_thread->cpu == 0)
                forward_interrupts(new_pid);
        current->thread.request.op = OP_EXEC;
        current->thread.request.u.exec.pid = new_pid;
-       unprotect_stack((unsigned long) current->thread_info);
+       unprotect_stack((unsigned long) current_thread);
        os_usr1_process(os_getpid());
+       change_sig(SIGUSR1, 1);
 
+       change_sig(SIGUSR1, 0);
        enable_timer();
        free_page(stack);
        protect_memory(uml_reserved, high_physmem - uml_reserved, 1, 1, 0, 1);
-       task_protections((unsigned long) current->thread_info);
+       task_protections((unsigned long) current_thread);
        force_flush_all();
        unblock_signals();
 }