parisc: use kernel_text_address() in unwind functions
authorHelge Deller <deller@gmx.de>
Sat, 30 Nov 2013 20:23:20 +0000 (21:23 +0100)
committerHelge Deller <deller@gmx.de>
Sat, 30 Nov 2013 21:08:54 +0000 (22:08 +0100)
Signed-off-by: Helge Deller <deller@gmx.de>
arch/parisc/kernel/unwind.c

index 76ed62e..ddd988b 100644 (file)
@@ -168,7 +168,7 @@ void unwind_table_remove(struct unwind_table *table)
 }
 
 /* Called from setup_arch to import the kernel unwind info */
-int unwind_init(void)
+int __init unwind_init(void)
 {
        long start, stop;
        register unsigned long gp __asm__ ("r27");
@@ -233,7 +233,6 @@ static void unwind_frame_regs(struct unwind_frame_info *info)
        e = find_unwind_entry(info->ip);
        if (e == NULL) {
                unsigned long sp;
-               extern char _stext[], _etext[];
 
                dbg("Cannot find unwind entry for 0x%lx; forced unwinding\n", info->ip);
 
@@ -281,8 +280,7 @@ static void unwind_frame_regs(struct unwind_frame_info *info)
                                break;
                        info->prev_ip = tmp;
                        sp = info->prev_sp;
-               } while (info->prev_ip < (unsigned long)_stext ||
-                        info->prev_ip > (unsigned long)_etext);
+               } while (!kernel_text_address(info->prev_ip));
 
                info->rp = 0;
 
@@ -435,9 +433,8 @@ unsigned long return_address(unsigned int level)
        do {
                if (unwind_once(&info) < 0 || info.ip == 0)
                        return 0;
-               if (!__kernel_text_address(info.ip)) {
+               if (!kernel_text_address(info.ip))
                        return 0;
-               }
        } while (info.ip && level--);
 
        return info.ip;