Use helpers to obtain task pid in printks (arch code)

[deliverable/linux.git] / arch / sparc64 / kernel / traps.c

diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index 00a9e3286c837e2acab7bf5a155bc3729c7da0b6..e9c7e4f07abfd99d9f9e361ce461a7417b341aa7 100644 (file)
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -2134,12 +2134,20 @@ static void user_instruction_dump (unsigned int __user *pc)
 void show_stack(struct task_struct *tsk, unsigned long *_ksp)
 {
        unsigned long pc, fp, thread_base, ksp;
-       void *tp = task_stack_page(tsk);
+       struct thread_info *tp;
        struct reg_window *rw;
        int count = 0;
 
        ksp = (unsigned long) _ksp;
-
+       if (!tsk)
+               tsk = current;
+       tp = task_thread_info(tsk);
+       if (ksp == 0UL) {
+               if (tsk == current)
+                       asm("mov %%fp, %0" : "=r" (ksp));
+               else
+                       ksp = tp->ksp;
+       }
        if (tp == current_thread_info())
                flushw_all();
 
@@ -2168,11 +2176,7 @@ void show_stack(struct task_struct *tsk, unsigned long *_ksp)
 
 void dump_stack(void)
 {
-       unsigned long *ksp;
-
-       __asm__ __volatile__("mov       %%fp, %0"
-                            : "=r" (ksp));
-       show_stack(current, ksp);
+       show_stack(current, NULL);
 }
 
 EXPORT_SYMBOL(dump_stack);
@@ -2221,10 +2225,11 @@ void die_if_kernel(char *str, struct pt_regs *regs)
 "              /_| \\__/ |_\\\n"
 "                 \\__U_/\n");
 
-       printk("%s(%d): %s [#%d]\n", current->comm, current->pid, str, ++die_counter);
+       printk("%s(%d): %s [#%d]\n", current->comm, task_pid_nr(current), str, ++die_counter);
        notify_die(DIE_OOPS, str, regs, 0, 255, SIGSEGV);
        __asm__ __volatile__("flushw");
        __show_regs(regs);
+       add_taint(TAINT_DIE);
        if (regs->tstate & TSTATE_PRIV) {
                struct reg_window *rw = (struct reg_window *)
                        (regs->u_regs[UREG_FP] + STACK_BIAS);
@@ -2564,8 +2569,8 @@ void __init trap_init(void)
             offsetof(struct trap_per_cpu, tsb_huge)) ||
            (TRAP_PER_CPU_TSB_HUGE_TEMP !=
             offsetof(struct trap_per_cpu, tsb_huge_temp)) ||
-           (TRAP_PER_CPU_IRQ_WORKLIST !=
-            offsetof(struct trap_per_cpu, irq_worklist)) ||
+           (TRAP_PER_CPU_IRQ_WORKLIST_PA !=
+            offsetof(struct trap_per_cpu, irq_worklist_pa)) ||
            (TRAP_PER_CPU_CPU_MONDO_QMASK !=
             offsetof(struct trap_per_cpu, cpu_mondo_qmask)) ||
            (TRAP_PER_CPU_DEV_MONDO_QMASK !=