X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fparisc%2Fkernel%2Ftraps.c;h=675f1d098f05d2f6ec29ab8c5be3d55005627a03;hb=551395ae667d699189014f762355e9131fc03e79;hp=bbf029a184acce9be221def228b2e575160be633;hpb=0d090b6819e3559dabb05773c4a6dacc4fa94d0e;p=linux-2.6

diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c
index bbf029a184..675f1d098f 100644
--- a/arch/parisc/kernel/traps.c
+++ b/arch/parisc/kernel/traps.c
@@ -51,6 +51,9 @@
 DEFINE_SPINLOCK(pa_dbit_lock);
 #endif
 
+void parisc_show_stack(struct task_struct *t, unsigned long *sp,
+	struct pt_regs *regs);
+
 static int printbinary(char *buf, unsigned long x, int nbits)
 {
 	unsigned long mask = 1UL << (nbits - 1);
@@ -148,6 +151,8 @@ void show_regs(struct pt_regs *regs)
 	print_symbol(" IAOQ[1]: %s\n", regs->iaoq[1]);
 	printk(level);
 	print_symbol(" RP(r2): %s\n", regs->gr[2]);
+
+	parisc_show_stack(current, NULL, regs);
 }
 
 
@@ -181,11 +186,19 @@ static void do_show_stack(struct unwind_frame_info *info)
 	printk("\n");
 }
 
-void show_stack(struct task_struct *task, unsigned long *s)
+void parisc_show_stack(struct task_struct *task, unsigned long *sp,
+	struct pt_regs *regs)
 {
 	struct unwind_frame_info info;
+	struct task_struct *t;
+
+	t = task ? task : current;
+	if (regs) {
+		unwind_frame_init(&info, t, regs);
+		goto show_stack;
+	}
 
-	if (!task) {
+	if (t == current) {
 		unsigned long sp;
 
 HERE:
@@ -201,12 +214,18 @@ HERE:
 			unwind_frame_init(&info, current, &r);
 		}
 	} else {
-		unwind_frame_init_from_blocked_task(&info, task);
+		unwind_frame_init_from_blocked_task(&info, t);
 	}
 
+show_stack:
 	do_show_stack(&info);
 }
 
+void show_stack(struct task_struct *t, unsigned long *sp)
+{
+	return parisc_show_stack(t, sp, NULL);
+}
+
 int is_valid_bugaddr(unsigned long iaoq)
 {
 	return 1;
@@ -219,7 +238,7 @@ void die_if_kernel(char *str, struct pt_regs *regs, long err)
 			return; /* STFU */
 
 		printk(KERN_CRIT "%s (pid %d): %s (code %ld) at " RFMT "\n",
-			current->comm, current->pid, str, err, regs->iaoq[0]);
+			current->comm, task_pid_nr(current), str, err, regs->iaoq[0]);
 #ifdef PRINT_USER_FAULTS
 		/* XXX for debugging only */
 		show_regs(regs);
@@ -252,11 +271,11 @@ KERN_CRIT "                     ||     ||\n");
 	
 	if (err)
 		printk(KERN_CRIT "%s (pid %d): %s (code %ld)\n",
-			current->comm, current->pid, str, err);
+			current->comm, task_pid_nr(current), str, err);
 
 	/* Wot's wrong wif bein' racy? */
 	if (current->thread.flags & PARISC_KERNEL_DEATH) {
-		printk(KERN_CRIT "%s() recursion detected.\n", __FUNCTION__);
+		printk(KERN_CRIT "%s() recursion detected.\n", __func__);
 		local_irq_enable();
 		while (1);
 	}
@@ -317,7 +336,7 @@ static void handle_break(struct pt_regs *regs)
 	if (unlikely(iir != GDB_BREAK_INSN)) {
 		printk(KERN_DEBUG "break %d,%d: pid=%d command='%s'\n",
 			iir & 31, (iir>>13) & ((1<<13)-1),
-			current->pid, current->comm);
+			task_pid_nr(current), current->comm);
 		show_regs(regs);
 	}
 #endif
@@ -747,7 +766,7 @@ void handle_interruption(int code, struct pt_regs *regs)
 		if (user_mode(regs)) {
 #ifdef PRINT_USER_FAULTS
 			printk(KERN_DEBUG "\nhandle_interruption() pid=%d command='%s'\n",
-			    current->pid, current->comm);
+			    task_pid_nr(current), current->comm);
 			show_regs(regs);
 #endif
 			/* SIGBUS, for lack of a better one. */
@@ -772,7 +791,7 @@ void handle_interruption(int code, struct pt_regs *regs)
 		else
 			printk(KERN_DEBUG "User Fault (long pointer) (fault %d) ",
 			       code);
-		printk("pid=%d command='%s'\n", current->pid, current->comm);
+		printk("pid=%d command='%s'\n", task_pid_nr(current), current->comm);
 		show_regs(regs);
 #endif
 		si.si_signo = SIGSEGV;