x86/mce: Unify pr_* prefix

Move the pr_fmt prefix to internal.h and include it everywhere. This
way, all pr_* printed strings will be prepended with "mce: ".

No functional changes.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Tony Luck <tony.luck@intel.com>
Link: https://lkml.kernel.org/r/20181205200913.GR29510@zn.tnic

arch/x86/kernel/cpu/mce/core.c

@@ -8,8 +8,6 @@
  * Author: Andi Kleen
  */
 
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
 #include <linux/thread_info.h>
 #include <linux/capability.h>
 #include <linux/miscdevice.h>

arch/x86/kernel/cpu/mce/dev-mcelog.c

@@ -8,8 +8,6 @@
  * Author: Andi Kleen
  */
 
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
 #include <linux/miscdevice.h>
 #include <linux/slab.h>
 #include <linux/kmod.h>

arch/x86/kernel/cpu/mce/internal.h

@@ -2,6 +2,9 @@
 #ifndef __X86_MCE_INTERNAL_H__
 #define __X86_MCE_INTERNAL_H__
 
+#undef pr_fmt
+#define pr_fmt(fmt) "mce: " fmt
+
 #include <linux/device.h>
 #include <asm/mce.h>
 

arch/x86/kernel/cpu/mce/p5.c

@@ -14,6 +14,8 @@
 #include <asm/mce.h>
 #include <asm/msr.h>
 
+#include "internal.h"
+
 /* By default disabled */
 int mce_p5_enabled __read_mostly;
 

arch/x86/kernel/cpu/mce/therm_throt.c

@@ -30,6 +30,8 @@
 #include <asm/msr.h>
 #include <asm/trace/irq_vectors.h>
 
+#include "internal.h"
+
 /* How long to wait between reporting thermal events */
 #define CHECK_INTERVAL		(300 * HZ)
 

arch/x86/kernel/cpu/mce/threshold.c

@@ -10,6 +10,8 @@
 #include <asm/mce.h>
 #include <asm/trace/irq_vectors.h>
 
+#include "internal.h"
+
 static void default_threshold_interrupt(void)
 {
 	pr_err("Unexpected threshold interrupt at vector %x\n",

arch/x86/kernel/cpu/mce/winchip.c

@@ -13,6 +13,8 @@
 #include <asm/mce.h>
 #include <asm/msr.h>
 
+#include "internal.h"
+
 /* Machine check handler for WinChip C6: */
 static void winchip_machine_check(struct pt_regs *regs, long error_code)
 {