x86: make printk_address available on X86_32

Small fomatting fixes to 64-bit as well, trailing whitespace
and extra semicolon, also move the ifdefs for CONFIG_KALLSYMS
into the function itself.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 28 insertions, 0 deletions

diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c
index 270cfd483160..8534cb53ff60 100644
--- a/arch/x86/kernel/traps_32.c
+++ b/arch/x86/kernel/traps_32.c
@@ -102,6 +102,34 @@ asmlinkage void machine_check(void);
 int kstack_depth_to_print = 24;
 static unsigned int code_bytes = 64;
 
+void printk_address(unsigned long address, int reliable)
+{
+#ifdef CONFIG_KALLSYMS
+        unsigned long offset = 0, symsize;
+        const char *symname;
+        char *modname;
+        char *delim = ":";
+        char namebuf[128];
+        char reliab[4] = "";
+
+        symname = kallsyms_lookup(address, &symsize, &offset,
+                                        &modname, namebuf);
+        if (!symname) {
+                printk(" [<%08lx>]\n", address);
+                return;
+        }
+        if (!reliable)
+                strcpy(reliab, "? ");
+
+        if (!modname)
+                modname = delim = "";
+        printk(" [<%08lx>] %s%s%s%s%s+0x%lx/0x%lx\n",
+                address, reliab, delim, modname, delim, symname, offset, symsize);
+#else
+        printk(" [<%08lx>]\n", address);
+#endif
+}
+
 static inline int valid_stack_ptr(struct thread_info *tinfo, void *p, unsigned size)
 {
         return  p > (void *)tinfo &&