diff options
Diffstat (limited to 'arch/um/kernel/exec.c')
| -rw-r--r-- | arch/um/kernel/exec.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/arch/um/kernel/exec.c b/arch/um/kernel/exec.c index 8f774c25b765..5064fb691eb5 100644 --- a/arch/um/kernel/exec.c +++ b/arch/um/kernel/exec.c @@ -18,17 +18,31 @@ #include "irq_user.h" #include "tlb.h" #include "os.h" -#include "mode_kern.h" +#include "skas/skas.h" void flush_thread(void) { + void *data = NULL; + unsigned long end = proc_mm ? task_size : CONFIG_STUB_START; + int ret; + arch_flush_thread(¤t->thread.arch); - flush_thread_skas(); + + ret = unmap(¤t->mm->context.skas.id, 0, end, 1, &data); + if(ret){ + printk("flush_thread - clearing address space failed, " + "err = %d\n", ret); + force_sig(SIGKILL, current); + } + + __switch_mm(¤t->mm->context.skas.id); } void start_thread(struct pt_regs *regs, unsigned long eip, unsigned long esp) { - start_thread_skas(regs, eip, esp); + set_fs(USER_DS); + PT_REGS_IP(regs) = eip; + PT_REGS_SP(regs) = esp; } #ifdef CONFIG_TTY_LOG |