diff options
Diffstat (limited to 'arch/um/kernel/skas/process_kern.c')
| -rw-r--r-- | arch/um/kernel/skas/process_kern.c | 46 |
1 files changed, 32 insertions, 14 deletions
diff --git a/arch/um/kernel/skas/process_kern.c b/arch/um/kernel/skas/process_kern.c index fc71ef295782..cbabab104ac3 100644 --- a/arch/um/kernel/skas/process_kern.c +++ b/arch/um/kernel/skas/process_kern.c @@ -111,8 +111,7 @@ int copy_thread_skas(int nr, unsigned long clone_flags, unsigned long sp, void (*handler)(int); if(current->thread.forking){ - memcpy(&p->thread.regs.regs.skas, - ¤t->thread.regs.regs.skas, + memcpy(&p->thread.regs.regs.skas, ®s->regs.skas, sizeof(p->thread.regs.regs.skas)); REGS_SET_SYSCALL_RETURN(p->thread.regs.regs.skas.regs, 0); if(sp != 0) REGS_SP(p->thread.regs.regs.skas.regs) = sp; @@ -176,12 +175,14 @@ static int start_kernel_proc(void *unused) return(0); } +extern int userspace_pid[]; + int start_uml_skas(void) { - start_userspace(0); + if(proc_mm) + userspace_pid[0] = start_userspace(0); init_new_thread_signals(1); - uml_idle_timer(); init_task.thread.request.u.thread.proc = start_kernel_proc; init_task.thread.request.u.thread.arg = NULL; @@ -202,13 +203,30 @@ int thread_pid_skas(struct task_struct *task) return(userspace_pid[0]); } -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ +void kill_off_processes_skas(void) +{ + if(proc_mm) +#warning need to loop over userspace_pids in kill_off_processes_skas + os_kill_ptraced_process(userspace_pid[0], 1); + else { + struct task_struct *p; + int pid, me; + + me = os_getpid(); + for_each_process(p){ + if(p->mm == NULL) + continue; + + pid = p->mm->context.skas.id.u.pid; + os_kill_ptraced_process(pid, 1); + } + } +} + +unsigned long current_stub_stack(void) +{ + if(current->mm == NULL) + return(0); + + return(current->mm->context.skas.id.stack); +} |